Explore top startup app development companies in the United States that turn ideas into scalable, user-friendly apps built for fast growth.

We Have Researched the Best US Startup App Development Companies For You

1,627 Companies - Rankings updated: August 14, 2026

Every agency featured on DesignRush is vetted for expertise and client satisfaction to support your decision-making. Some listings may be sponsored.

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  • Folio3

    Driven by Innovation

    Driven by Innovation

    The best eCommerce development company empowering you with the tools you need to conquer your industry...

    Top Services:

    • Wearables
    • VR/AR
    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Show more
    Location
    Pleasanton, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    11 Projects Listed
    View Profile
    4.6 4.6 (3)

  • Blue Orbits

    Resource Augmentation Company For Funded Startups

    Resource Augmentation Company For Funded Startups

    Our technical excellence ensures that we ignite innovation while safeguarding your MVPs through cost-effective resources...

    Top Services:

    • Mobile App Development
    • Web Development
    • BPO
    • Software Testing
    • Software Development
    • Show more
    Location
    Middletown, Delaware
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    18 Projects Listed
    View Profile
    4.5 4.5 (2)

  • Prismetric

    Delivering Quality Products and Premium Services

    Delivering Quality Products and Premium Services

    Prismetric is a leading technology partner delivering future-ready AI-driven software solutions tailored to modern business needs...

    Top Services:

    • AI Development
    • Mobile App Development
    • Web Development
    • eCommerce Development
    • IoT
    • Show more
    Location
    Jersey City, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $18/hr
    Portfolios Count
    21 Projects Listed
    View Profile
    4.2 4.2 (2)
    4.6 4.6 (51)

  • LogoVent

    We're Listening.

    We're Listening.

    Your premier destination for digital excellence. As a full-service agency, we specialize in crafting bespoke logos and comprehensive branding solutions. Let us elevate your online presence with our creativity and expertise...

    Top Services:

    • Web Design
    • Logo Design
    • Graphic Design
    • Digital Marketing
    • Mobile App Development
    • Show more
    Location
    Houston, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
    View Profile
    4.6 4.6 (5)
    3.1 3.1 (46)

  • Nyoka

    Timely, Cost-Effective, Top Quality

    Timely, Cost-Effective, Top Quality

    In our approach to crafting digital products, Nyoka view it as more than just the synthesis of intelligent code and creative design. It is a genuine partnership, bridging ideation and innovation. Our collaboration is founded on principles of transparency, effective communication, professional project...

    Top Services:

    • Web Design
    • AI Development
    • Mobile App Development
    • Blockchain
    • Software Development
    • Show more
    Location
    Holly Springs, North Carolina
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    10 Projects Listed
    View Profile
    4.6 4.6 (3)

  • ZAPTA Technologies

    Enabling Your Digital and AI Transformation

    Enabling Your Digital and AI Transformation

    ZAPTA Technologies is a global technology partner helping startups and SMEs build, scale, and modernize software products through digital and AI innovation. We deliver secure, performance-driven platforms designed to grow with the business...

    Top Services:

    • Software Development
    • Web Design
    • Web Development
    • Mobile App Development
    • Software Testing
    • Show more
    Location
    Austin, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.6 4.6 (130)

  • Borgfy

    Shaping Visions

    Shaping Visions

    We Help You Build Your Vision Taking Shape in form of product which will create history with finest quality of work...

    Top Services:

    • Web Design
    • Web Development
    • Mobile App Development
    • UI/UX Design
    • AI Development
    • Show more
    Location
    Philadelphia, Pennsylvania
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
    View Profile
    4.6 4.6 (4)

  • Inspire Visual

    ★ Award-Winning Digital Agency ★ Android Apps ★ iOS Apps ★ Websites ★

    ★ Award-Winning Digital Agency ★ Android Apps ★ iOS Apps ★ Websites ★

    RECOMMENDED: Inspire Visual is a 5 star rated and award-winning digital agency specializing in ★ iOS/Android app development ★ websites ★ print ★ design. We are headquartered in the US and our founders have been in the business since the mid-90's, guaranteeing a team surpassing your expectations...

    Top Services:

    • Mobile App Development
    • Web Design
    • Branding
    • UI/UX Design
    • Print Design
    • Show more
    Location
    Clermont, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
    View Profile
    4.7 4.7 (4)
    5.0 5.0 (1)

  • SilverTech

    Marketing for Winners.

    Marketing for Winners.

    SilverTech is a pioneering digital marketing and technology company that is revolutionizing how businesses connect with and comprehend their customers...

    Top Services:

    • Web Development
    • Web Design
    • Content Marketing
    • Social Media Marketing
    • Digital Marketing
    • Show more
    Location
    Manchester, New Hampshire
    Number of Employees
    50 - 99
    Portfolios Count
    5 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.6 4.6 (14)

  • Clarion Technologies

    Cloud. AI. Development.

    Cloud. AI. Development.

    For 25+ years, Clarion helps enterprises, SMBs, and startups build, modernize, and scale software with results...

    Top Services:

    • Software Development
    • Software Testing
    • eCommerce Development
    • Web Design
    • Web Development
    • Show more
    Location
    White Plains, New York
    Number of Employees
    250 - 499
    Portfolios Count
    10 Projects Listed
    View Profile
    4.6 4.6 (3)

  • EbizON Digital

    Your Trusted Mobile and eCommerce Partner

    Your Trusted Mobile and eCommerce Partner

    We provide a full range of services as a full-service mobile app development company, including mobile strategy, design, integration, migration, and upgrade, as well as 24 hour support and maintenance...

    Top Services:

    • eCommerce Development
    • Mobile App Development
    • Software Development
    • Web Development
    • Show more
    Location
    Middletown, Delaware
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
    View Profile
    4.6 4.6 (3)

  • Ruby Digital Agency

    Shopify Migration Experts. Zero Risk. Real Growth.

    Shopify Migration Experts. Zero Risk. Real Growth.

    Ruby Digital Agency specializes in expert Shopify & Shopify Plus migrations. We replatform brands from Magento, Opencart, BigCommerce, WooCommerce & custom sites with strict data integrity and SEO preservation. Boost revenue with a seamless migration delivered on time and on budget...

    Top Services:

    • eCommerce Development
    • Web Design
    • Web Development
    • WordPress Website Design
    • Mobile App Development
    • Show more
    Location
    Salt Lake City, Utah
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
    Portfolios Count
    7 Projects Listed
    View Profile
    4.6 4.6 (4)
    5.0 5.0 (2)

  • MMC Global

    Transforming Businesses Through Digitally

    Transforming Businesses Through Digitally

    MMC Global is a software and mobile app development company headquartered in Austin, Texas, with offices in Dubai, Riyadh, and London. We build scalable enterprise and startup solutions, including AI, cybersecurity, blockchain, IoT, and web development...

    Top Services:

    • Software Development
    • AI Development
    • Blockchain
    • Wearables
    • IoT
    • Show more
    Location
    Austin, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.4 4.4 (4)
    5.0 5.0 (3)

  • Trigma

    Trigger your Imagination!

    Trigger your Imagination!

    Over 17 years, Trigma has grown into a globally trusted AI-first technology partner delivering Agentic AI, Generative AI, and custom software for enterprises and Fortune 500s like Samsung, Walmart, and Disney across 20+ industries...

    Top Services:

    • Software Development
    • Mobile App Development
    • eCommerce Development
    • Web Development
    • Cloud Consulting
    • Show more
    Location
    Las Vegas, Nevada
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
    View Profile
    4.7 4.7 (4)
    5.0 5.0 (7)

  • Frenchy Digital

    Mobile App & Ecommerce Development for Startups

    Mobile App & Ecommerce Development for Startups

    Frenchy Digital is a minority-owned startup in Los Angeles that specializes in Mobile App and Web Development. Before our company was founded in 2019, our developers, designers, and project managers have delivered hundreds of web and mobile applications for satisfied clients from entrepreneurs and startups to...

    Top Services:

    • Web Development
    • eCommerce Development
    • Mobile App Development
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
    View Profile
    4.7 4.7 (4)

  • OnGraph Technologies

    Merging Cross-Platform and AI Chatbot for Businesses

    Merging Cross-Platform and AI Chatbot for Businesses

    OnGraph Technologies offers a wide range of services and solutions to businesses, including custom web and mobile app development, chatbot solution, AI-based solutions, and IoT automation...

    Top Services:

    • Mobile App Development
    • AI Development
    • ERP Consulting
    • IT Services
    • Web Design
    • Show more
    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    23 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Rootstack

    Your Digital Innovation Partners

    Your Digital Innovation Partners

    Your Digital Innovation Partner. Accelerating innovation through AI, software development, and digital transformation. At Rootstack, we help organizations build scalable digital products, modernize operations, and unlock new business opportunities through technology...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • Managed Services
    • Software Testing
    • Show more
    Location
    Austin, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    42 Projects Listed
    View Profile
    5.0 5.0 (23)

  • Build Me App

    We Build, Fix & Scale Digital Products.

    We Build, Fix & Scale Digital Products.

    Build Me App builds, fixes, and scales digital products. 20+ products shipped. 5-star rated. MVP Design & Build, AI Integration, Project Rescue, Legacy Modernisation, and more. Projects from $20,000...

    Top Services:

    • Product Design
    • Software Development
    • Web Development
    • Mobile App Development
    • AI Development
    • Show more
    Location
    Frisco, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    9 Projects Listed
    View Profile
    4.6 4.6 (3)
    5.0 5.0 (21)

  • Armix Group

    Custom Software, Mobile Apps, Web Design, SEO, PPC, GA4

    Custom Software, Mobile Apps, Web Design, SEO, PPC, GA4

    Armix Group is an NYC-based company specializing in Custom Software Development, Web Design, Mobile Apps, SEO, PPC, GA4/GTM to meet each business's unique needs. With over 18 years of experience, we assist companies of all sizes in navigating the ever-evolving digital landscape...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • eCommerce Development
    • AI Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
    View Profile
    4.7 4.7 (4)

  • Liquid Technologies

    Your AI-Powered Engineering Partner

    Your AI-Powered Engineering Partner

    Liquid Technologies automates enterprise operations using AI, custom software, and data engineering. We work with healthcare, manufacturing, logistics, and regulated industries to replace manual workflows with intelligent automation...

    Top Services:

    • AI Development
    • Software Development
    • IoT
    • Mobile App Development
    • Software Testing
    • Show more
    Location
    Houston, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    19 Projects Listed
    View Profile
    4.3 4.3 (1)
    4.9 4.9 (14)

  • Top Notch Dezigns®

    Web Design + Digital Marketing Agency | 20+ Years Experience

    Web Design + Digital Marketing Agency | 20+ Years Experience

    Top Notch Dezigns® is a full-service web design and digital marketing agency that specializes in custom websites tailored to meet diverse business requirements. With a focus on boosting brands, increasing conversions, and generating leads...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Digital Marketing
    • Show more
    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Portfolios Count
    12 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (7)

  • Akveo Inc

    Here to Build.

    Here to Build.

    Akveo is an AI consulting and software development company, helping organizations build, modernize, and scale digital products...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • Web Development
    • Software Testing
    • Show more
    Location
    Austin, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (1)

  • Abto Software

    Where Science and Technology Work for You

    Where Science and Technology Work for You

    Abto Software is a full-cycle custom software engineering company, launched in 2007. With hundreds of delivered projects, we have earned the status of a trusted long-term software development partner for over 200 customers from North America and the EU...

    Top Services:

    • Software Development
    • AI Development
    • Web Development
    • Mobile App Development
    • eCommerce Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    250 - 499
    Average Hourly Rate
    $49/hr
    Portfolios Count
    45 Projects Listed
    View Profile

  • JumpGrowth

    Accelerate Innovation With AI-Driven Development

    Accelerate Innovation With AI-Driven Development

    JumpGrowth is a premier AI-led product engineering studio headquartered in Dallas, Texas. JumpGrowth specializes in building scalable, AI-powered software applications and products tailored for tech startups and enterprise innovation teams...

    Top Services:

    • Mobile App Development
    • Web Development
    • AI Development
    • Software Testing
    • Software Development
    • Show more
    Location
    Richardson, Texas
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    6 Projects Listed
    View Profile
    4.6 4.6 (4)
    5.0 5.0 (2)

  • Uinno

    We help business to scale!

    We help business to scale!

    AI & Software Development Agency. We deliver solutions across FinTech, HR & Recruitment, SportsTech, Healthcare,  eLearning and others...

    Top Services:

    • AI Development
    • Blockchain
    • Software Development
    • Big Data Analytics
    • Web Development
    • Show more
    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $45/hr
    Portfolios Count
    13 Projects Listed
    View Profile
    4.4 4.4 (2)
    5.0 5.0 (1)

  • Geniusee

    Your Partner in AI & Custom Software Excellence

    Your Partner in AI & Custom Software Excellence

    Geniusee is a U.S.-based AI and software engineering company with delivery hubs in Ukraine and Poland. We help businesses modernize legacy systems and scale faster through AI-powered, cloud-native solutions. Our team of 300+ experts has delivered 200+ projects for clients like Dell and Bloomberg. We...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Austin, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    11 Projects Listed
    View Profile
    4.5 4.5 (2)

  • CDN Solutions Group

    Custom Software Development, Mobile App Development and Blockchain Development Company

    Custom Software Development, Mobile App Development and Blockchain Development Company

    CDN Solutions Group is a leading Blockchain development company, Custom Software, Web and Mobile App development services in USA, AU, and India. We are an ISO 9001:2015 certified IT Solutions Provider company delivering innovative services globally...

    Top Services:

    • Blockchain
    • Mobile App Development
    • Software Development
    • AI Development
    • IoT
    • Show more
    Location
    Phoenix, Arizona
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
    View Profile
    4.9 4.9 (15)
    3.8 3.8 (107)

  • Americaneagle

    Don't just grow, soar.

    Don't just grow, soar.

    Americaneagle.com is essentially a one-stop shop offering a comprehensive range of options for anyone wishing to thrive in their online pursuits. A family-owned, privately held business with a proven track record of success and reliability is Americaneagle.com...

    Top Services:

    • Web Development
    • SEO
    • Content Marketing
    • Email Marketing
    • Social Media Marketing
    • Show more
    Location
    Des Plaines, Illinois
    Number of Employees
    500 - 999
    Average Hourly Rate
    $175/hr
    View Profile
    4.8 4.8 (5)
    4.6 4.6 (59)

  • Use All Five

    Verified Verified by the DesignRush team for authenticity and credibility.
    Design and developing digital experiences that move people

    Design and developing digital experiences that move people

    Use All Five is a dynamic digital agency that specializes in crafting extraordinary experiences that will captivate and move your audiences...

    Top Services:

    • Digital Services
    • Web Design
    • Web Development
    • Graphic Design
    • Digital Strategy
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    View Profile
    4.8 4.8 (5)
    5.0 5.0 (5)

  • GOIGI.com

    Design | Development | Marketing | Research

    Design | Development | Marketing | Research

    Empowering Every Stage of Your Business Journey through latest Technology & Digital Marketing Strategies. Every business, regardless of its industry or stage, has a unique story to tell. At GOIGI, we understand that narrative and offer a full spectrum of essential services to guide you through every chapter...

    Top Services:

    • Web Design
    • Web Development
    • Mobile App Development
    • Software Development
    • Digital Marketing
    • Show more
    Location
    Delaware City, Delaware
    Number of Employees
    100 - 249
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.8 4.8 (5)

  • MakeShopify | Shopify Plus Agency

    Empowering Businesses Through Shopify

    Empowering Businesses Through Shopify

    MakeShopify is dedicated to empowering businesses to thrive in the digital world. Our specialization lies in expert Shopify development...

    Top Services:

    • eCommerce Development
    • Web Development
    • Mobile App Development
    • Software Development
    • Web Design
    • Show more
    Location
    Columbia, Maryland
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
    View Profile
    4.7 4.7 (4)

  • Encyphers

    Tech-Savvy of Your Business

    Tech-Savvy of Your Business

    Encyphers is a B2B digital transformation partner providing AI, Enterprise Platforms, Web & Mobile Engineering, Digital Commerce, Cloud, Data & DevOps, and Experience & Marketing solutions to enterprises across Retail, Healthcare, SaaS, Finance, and Manufacturing...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Software Development
    • Show more
    Location
    New Hyde Park, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    41 Projects Listed
    View Profile
    5.0 5.0 (4)

  • Avidclan

    Simplifying Business Needs Using Technology

    Simplifying Business Needs Using Technology

    At Avidclan Technologies, we are at the forefront of merging innovation with excellence, delivering cutting-edge solutions in the realm of technology. Experience the pinnacle of technological advancement and unparalleled service at Avidclan Technologies...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • Web Design
    • UI/UX Design
    • Show more
    Location
    Sterling, Virginia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.9 4.9 (20)
    5.0 5.0 (21)

  • CMOLDS

    Let's Uncover The Next Big Cross-Platform App Together

    Let's Uncover The Next Big Cross-Platform App Together

    CMOLDS is a custom software and mobile app development company specializing in digital transformation consultancy and products including websites, Android and iOS apps, mobile games, B2B portals, and SaaS...

    Top Services:

    • Mobile App Development
    • Software Development
    • Blockchain
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    20 Projects Listed
    View Profile
    4.3 4.3 (1)
    4.4 4.4 (17)

  • Syberry Corporation

    Succeed Faster With Syberry.

    Succeed Faster With Syberry.

    We've delivered 300+ software solutions for American companies of all sizes, from emerging startups to Fortune 200 companies in many domains: healthcare, FinTech, automotive, energy management, real estate, education, e-commerce, and others...

    Top Services:

    • Software Development
    • Mobile App Development
    • DevOps Consulting
    • AI Development
    • Show more
    Location
    Austin, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    12 Projects Listed
    View Profile
    4.4 4.4 (2)
    4.8 4.8 (16)

  • Linkup Studio

    The Result that Matters

    The Result that Matters

    We're striking digital experiences through second-to-none UI/UX design from SaaS to AI, from B2B to B2C...

    Top Services:

    • Product Design
    • Web Design
    • UI/UX Design
    • Branding
    • Software Development
    • Show more
    Location
    Wilmington, Delaware
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    33 Projects Listed
    View Profile

  • Neon Apps

    Build Fast Scale Smart Innovate With Purpose

    Build Fast Scale Smart Innovate With Purpose

    Neon Apps is a product development agency building mobile, web, and UI/UX Design, with an 85 member in house team in Istanbul and New York, delivering scalable products as a long term development partner...

    Top Services:

    • Mobile App Development
    • UI/UX Design
    • Web Development
    Location
    New York City, New York
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    25 Projects Listed
    View Profile

  • Nimble AppGenie

    We build apps for the future!

    We build apps for the future!

    Nimble App Genie is a fintech software and app development agency dedicated to catalyzing creative concepts into groundbreaking solutions...

    Top Services:

    • Mobile App Development
    • Product Design
    • Wearables
    • Software Development
    • Show more
    Location
    Houston, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    11 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (8)

  • Axencia

    From Vision To Velocity

    From Vision To Velocity

    Axencia stands at the forefront of digital innovation, delivering intelligent marketing solutions that fuse creativity with data-driven precision. Our mission is to empower brands through personalized strategies designed for measurable growth and impact...

    Top Services:

    • Digital Marketing
    • CRO
    • Mobile App Development
    • Software Development
    • Web Design
    • Show more
    Location
    Dallas, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    38 Projects Listed
    View Profile

  • Honter Studio

    Unlimited Design & Development. One Flat Monthly Rate.

    Unlimited Design & Development. One Flat Monthly Rate.

    Honter Studio is a California-based design agency offering unlimited design subscription services and full web/app development. We help startups and fast-growing teams launch brands, build platforms, and scale creative output all under one flat monthly rate...

    Top Services:

    • Web Design
    • Logo Design
    • Design Services
    • UI/UX Design
    • Branding
    • Show more
    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 Projects Listed
    View Profile
    4.5 4.5 (2)

  • Nevina Infotech

    Delivering Innovative Technology Solutions

    Delivering Innovative Technology Solutions

    Nevina Infotech is an award winning Mobile & Web Application development company serving clients across the globe. Our goal is to offer our clients innovative solutions. We are renowned for our expert level high tech custom Web App development, Mobile App development and digital marketing services...

    Top Services:

    • Web Development
    • Mobile App Development
    • eCommerce Development
    • Web Design
    • AI Development
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    Location
    Decatur, Georgia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    31 Projects Listed
    View Profile
    4.7 4.7 (4)
    4.8 4.8 (17)

  • Intellectsoft

    We integrate, innovate, and elevate enterprise systems.

    We integrate, innovate, and elevate enterprise systems.

    Intellectsoft builds custom software, AI solutions, and dedicated engineering teams for enterprises and fast-growing businesses across the US and UK...

    Top Services:

    • Software Development
    • Mobile App Development
    • Wearables
    • Software Testing
    • Blockchain
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    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    12 Projects Listed
    View Profile
    4.3 4.3 (2)

  • Bolder Apps

    Transforming Brands With Strategy, Design & Innovation

    Transforming Brands With Strategy, Design & Innovation

    AI + Mobile App Development Agency. BolderApps crafts growth-driven marketing for every step of your brand's journey...

    Top Services:

    • Mobile App Development
    • UI/UX Design
    • Software Development
    • AI Development
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    Location
    Miami, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (18)

  • Iron Forge Development

    Verified Verified by the DesignRush team for authenticity and credibility.
    We Make the Finest Software, Period

    We Make the Finest Software, Period

    At Iron Forge precision, excellence, and loyalty are not just words. They embody who we are. We build software that stands the test of time...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Web Design
    • ERP Consulting
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    Location
    Palm Beach Gardens, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $165/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
    View Profile
    4.6 4.6 (3)
    5.0 5.0 (5)

  • AppsNative SaaS Lab

    Revolutionizing the SaaS Experience.

    Revolutionizing the SaaS Experience.

    Welcome to AppsNative SaaS Lab, We're not just another tech company; we are your partners in digital transformation. Our cutting-edge SaaS solutions are designed to elevate your business to new heights, streamlining operations, boosting productivity, and driving growth...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    • VR/AR
    • Staff Augmentation
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    Location
    Lakeville, Minnesota
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    11 Projects Listed
    View Profile
    4.5 4.5 (2)

  • Twenty Ideas

    Partnering with innovators to create a healthier world through technology

    Partnering with innovators to create a healthier world through technology

    We're a product design agency developing custom software solutions for health, learning, and more. We partner with innovators to bring purpose to the digital world through what we make and how we make it...

    Top Services:

    • Software Development
    • Mobile App Development
    • Product Design
    • AI Development
    • UI/UX Design
    • Show more
    Location
    Eugene, Oregon
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed
    View Profile
    4.4 4.4 (2)
    5.0 5.0 (8)

  • Singular

    Your Innovation Partner

    Your Innovation Partner

    Singular is a specialized software development company that thrives on agile methodologies. We excel at leveraging Next Gen technologies, such as Flutter & FlutterFLow, to craft dynamic platforms that are remarkably adaptable, user-friendly, and high-performing...

    Top Services:

    • Software Development
    • Web Design
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Miami, Florida
    Number of Employees
    50 - 99
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    13 Projects Listed
    View Profile
    3.8 3.8 (3)

  • Pieoneers

    Turning Your Dreams Into Byte-sized Reality

    Turning Your Dreams Into Byte-sized Reality

    Get ready to launch your digital dreams with Pieoneers - where we turn your ideas into award-winning apps that are out of this world! Pieoneers is a globally connected web and mobile app building studio based in Vancouver. We specialize in creating award-winning apps for established businesses and ambitious...

    Top Services:

    • Mobile App Development
    • Web Development
    • UI/UX Design
    • Web Design
    • Design Services
    • Show more
    Location
    Bridgeport, Connecticut
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    5 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.8 4.8 (30)

  • Algoworks

    Engineer for business. Build for people.

    Engineer for business. Build for people.

    Algoworks - Your Trusted UI/UX Design Partner...

    Top Services:

    • Mobile App Development
    • Software Development
    • Graphic Design
    • Product Design
    • Logo Design
    • Show more
    Location
    Ramsey, New Jersey
    Number of Employees
    500 - 999
    Average Hourly Rate
    $40/hr
    Portfolios Count
    8 Projects Listed
    View Profile
    4.5 4.5 (2)

  • Tepia

    Invested in Your Success

    Invested in Your Success

    Tepia is a software company founded in 2012 with over 30 years of experience in web and mobile app development. We are a passionate and agile team of developers, designers, and strategists who are consistently pushing the boundaries of technology...

    Top Services:

    • Mobile App Development
    • eCommerce Development
    • Software Testing
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Costa Mesa, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    2 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.8 4.8 (26)

Related Mobile App Development Specializations in the US

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Why People Trust DesignRush

Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding startup app development companies in the United States. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

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  • Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
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Frequently Asked Questions

How do app development companies for startups in the US help new businesses grow?

App development companies for startups in the US create digital products that attract users and investors. They handle everything from market research and UI/UX design to coding and launch support, helping startups bring their ideas to life, validate concepts quickly, and reach the market faster. 

What makes the best US startup app development companies different from competitors?

The best US startup app development companies focus on strategy as much as coding. They shape the product roadmap, test ideas with real users, and build MVPs that prove market fit. Their teams combine tech expertise and startup experience to guide founders through funding, scaling, and product optimization. 

How much do startup app development services in the US cost?

Startup app development services in the US start at $5,000 and can exceed $300,000. 

  • A simple app typically costs $5,000–$50,000 
  • A medium-complexity app ranges from $50,000–$120,000 
  • Complex apps with advanced integrations like AI, AR, or blockchain can reach $120,000–$300,000 or more. 

US developers usually charge around $100 per hour, and maintaining the app afterward adds another 15–25% of the initial cost per year. 

What is the typical project timeline for startup app development companies in the US?

A basic MVP usually takes 3–4 months from planning to launch. More complex apps, especially those that require advanced features, API integrations, or cross-platform development, can extend to 6–12 months, depending on team size and testing cycles. 

What tools and technologies do top US startup app development companies use?

Top US startup app development companies often use frameworks like React Native, Flutter, Swift, Kotlin, and Node.js, along with cloud platforms such as AWS, Google Cloud, or Azure. For design and testing, they use tools like Figma, Jira, and GitHub to streamline collaboration and speed up releases. 

How do startup app development companies in the US support product scalability and long-term success?

Startup app development companies in the US build flexible architectures that handle growth in users, data, and features. Many offer post-launch support, analytics tracking, and iterative development plans. Their goal is to keep the app stable, secure, and adaptable as the startup scales or enters new markets.

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