Find the top mobile app development companies in Washington that create high-performing and user-friendly apps to help businesses drive conversions. Use our practical tool to filter them by cost, team size and client reviews.
Best Washington Mobile App Developers
103 Companies - Rankings updated: April 01, 2026
DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.
Crafting unforgettable gaming adventures.
At Appex Games, We bring imagination to life through immersive, high-quality game development. Specialization in PC, mobile and console games. We create games that people love to explore. Let's build something extraordinary together! [... view Appex Games profile ]- Location
- Kent, Washington
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
Driving Digital Impact, Powered by Motivational UX.
Smashing Ideas, founded in 1996, is a Seattle-based design and innovation agency partnering with Global 500 companies. With expertise in smart products and digital experiences, their unique Motivational UX process accelerates transformation and enhances user engagement. [... view Smashing Ideas profile ]- Location
- Seattle, Washington
- Number of Employees
- 50 - 99
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed
A Trusted Digital Transformation Partner.
Futurism Technologies is a CMMI Level 3, ISO 9001:2015, and ISO 27001 certified organization, recognized as a leading provider of digital information technology, consulting, cybersecurity, digital transformation, and UI/UX design services. Headquartered in Piscataway, New Jersey (U.S.). [... view Futurism Technologies, Inc. profile ]- Location
- Bellevue, Washington
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $25/hr
Technology Partner
Since 2014, MSOFT has created high-load, complex, and distributed systems for enterprise clients. We engage industry leaders in digital transformation, designing online platforms and products, automating processes, and developing smart strategies in a digital environment. [... view MSOFT profile ]- Location
- Bellevue, Washington
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $75/hr
- Minimal Budget
- $25,000 - $50,000
VAO: Full-Stack Web and Mobile Development for Your Business
At VAO, over 80% of our business comes from our current clients' referrals. [... view VAO profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Talented Development Team
We work with startups, marketing agencies and enterprise companies to craft and launch big ideas. [... view Lunarbyte profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $25,000 - $50,000
Software development that goes beyond coding
We've got the know-how to deliver top-notch corporate web portals, eCommerce sites, mobile apps, and information systems. Plus, we're experts at tackling complex custom software engineering projects. Trust us to navigate even the trickiest technical terrain with ease. [... view Opus Online profile ]- Location
- Seattle, Washington
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
People ignore design that ignores people.
Hi there! My name is Pan Peewsook, I'm a professional UX designer with a decade of experience. [... view Pan Peewsook profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
Building Excellence, Innovating Tomorrow.
Hey there! My name is Heni Bhungalia, I'm a UX and Product Designer based in Seattle, Washington. I initially began my undergraduate studies as a Computer Science major but quickly discovered a deep fascination with the code I was creating. [... view Heni Bhungalia profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Portfolios Count
- 1 Project Listed
Designing Identity, Creating Impact.
Rainfall is a design studio specializing in brand identity, interactive experiences, and digital products. With a dedicated team and a personal approach, we craft thoughtful, articulate solutions that elevate brands and drive meaningful engagement. [... view Rainfall profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $170/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 1 Project Listed
DigitalMara - Expertise in Java, Python, NodeJS, PHP, React, Angular, QA/AQA
At DigitalMara, we are a company of high-qualified tech professionals with Estonian roots, specializing in top-notch IT solutions for startups, small/medium businesses, and enterprise companies. Our engineers have a wide range of experience with technologies and domains, including Java, Python, NodeJS, .NET [... view DigitalMara profile ]- Location
- Bellingham, Washington
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $10,000 - $25,000
Full-cycle software development company
From augmented reality to construction, environmental restoration to the blockchain, we have a diverse range of clients and projects. [... view Formos profile ]- Location
- Vancouver, Washington
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $50,000 & Up
Focused on Time and Quality.
At our core, we specialize in planning, designing, and developing bespoke mobile and web products that drive measurable business outcomes. Our team is well-versed in all aspects of the software development process, from strategic planning and innovative user-experience design to development, pre-launch [... view DreamTeam Mobile profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
Dynamic and innovative IT company
SolDevelo is a dynamic and innovative IT company that delivers high-quality software solutions to clients worldwide. Since our establishment in 2009, we have successfully completed over 280 projects in 20 locations, making us a trusted partner for tackling modern world challenges. With a team of nearly 80 [... view SolDevelo profile ]- Location
- Seattle, Washington
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $10,000 - $25,000
Let's Build Something Amazing Together
Epixi Studio is your creative partner, crafting innovative design solutions customized to your goals. From impactful branding and seamless UI/UX experiences to bespoke app development, we turn your vision into reality with skill and imagination. [... view Epixi Studio profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
Think React Native. Think Infinite Red.
Infinite Red: Your Go-To React Native Experts in the US for 17 Years. Crafting beautiful, functional mobile apps and websites. Home to React Native innovations like Ignite and Reactotron. [... view Infinite Red profile ]- Location
- Vancouver, Washington
- Number of Employees
- 50 - 99
Growth-Oriented Design, Dev & Data Company
UpTop is a user experience design, product strategy, and software development firm that aids companies in growing their customer bases. [... view UpTop profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $25,000 - $50,000
Helping companies be more successful
Our experience ranges from designing integrated solutions employing minor cloud apps to onsite and cloud enterprise resource planning (ERP) and CRM solutions (Acumatica & Microsoft Dynamics). [... view ICAN Software Solutions profile ]- Location
- Tacoma, Washington
- Number of Employees
- Under 49
Only High Quality Apps & Websites
Situated in Tacoma, WA, our dynamic technology team is dedicated to constructing exceptional websites and applications specifically tailored for small and medium-sized businesses. [... view Data Imagery profile ]- Location
- Tacoma, Washington
- Number of Employees
- Under 49
Synodic Arc is a team of passionate developers and artists.
Synodic Arc is a team of passionate developers and artists pushing the envelope of the next generation of games. We take ideas wherever they come, and we never want to do the same thing twice. Our goal is to create a unique player experience that reminds you of why you started playing games in the first [... view Synodic Arc profile ]- Location
- Bellevue, Washington
- Number of Employees
- Under 49
- Minimal Budget
- $10,000 - $25,000
Truly Responsive
ProsperoWeb delivers corporate identity design that helps businesses communicate their essence through cohesive visuals and strategic brand assets. Their services include logo creation, corporate stationery, naming and brand guidelines to build a unified identity that resonates with customers. [... view ProsperoWeb profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
Gravity Jack is a full-service, creative digital agency
Gravity Jack is a full-service, creative digital agency, Specializing in mobile apps, augmented reality, machine learning, virtual reality, 360º video and more. [... view Gravity Jack profile ]- Location
- Spokane, Washington
- Number of Employees
- Under 49
Software Development Reimagined
Cascadian is a boutique custom software development agency. We understand the importance of your application development and pride ourselves on delivering the products that you have been dreaming of. Our agile approach of incremental, consumable deliverables ensures that your software will be modern [... view Cascadian Software profile ]- Location
- Vancouver, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $140/hr
Delivering World-Class Software at Startup Speed
Waker is a software and UX design company that empowers businesses of all sizes to deliver cutting-edge solutions. The agency offers comprehensive software support and maintenance services, ensuring sustained growth and client success. Waker strategizes and implements digital products that resonate with its [... view Waker profile ]- Location
- Vancouver, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
Transforming Ideas Into Meaningful Digital Impact.
Substantial is a digital product studio delivering best-in-class software solutions for web, mobile, and connected devices. With deep expertise in strategy, design, and development, we partner with Fortune 500s, startups, and non-profits to create transformative digital experiences. [... view Substantial profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
Building Brands Through Digital Experiences.
We are a solutions-oriented web development agency in Vancouver, WA, specializing in WordPress, Shopify, and React frameworks for custom portals, e-commerce, and small business websites. We maximize reach and engagement through tailored branding, SEO, and animation design. [... view Couve Creative profile ]- Location
- Vancouver, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $120/hr
- Minimal Budget
- $1,000 - $10,000
Your Vision Engineered To Perfection
Safztech is committed to quality, client satisfaction, and measurable results, delivering tailored solutions that elevate brands, enhance user engagement, and drive business growth. [... view Safztech profile ]- Location
- Bothell, Washington
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
Your Partner for Software Innovation.
BirrTech is the partner of choice for many of the worlds leading enterprises, SMEs and technology challengers. We help businesses elevate their value through custom software development, product design, QA and consultancy services. [... view Birr Technologies profile ]- Location
- Seattle, Washington
- Number of Employees
- 50 - 99
An Artificial Intelligence Solution Company.
Softleo LLC. is led by highly qualified, creative and thoroughly experienced IT Professionals with an aim to deliver value and unlock the true potential of Organizational IT Assests and investments through innovative Artificial Intelligence and Machine Learning solutions. Softleo is having head office in [... view Softleo LLC profile ]- Location
- Bothell, Washington
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- Under $1,000
Turning Vision into Extraordinary Digital Solutions with Precision and Care.
We create extraordinary software, web, and mobile app products by first achieving a clear understanding of our customer’s vision and goals. [... view Codespeed profile ]- Location
- Spokane, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
Bringing creativity and ideas to life
We provide innovative, highly functional, visually appealing and user-friendly web, mobile applications, ERP's as well as digital marketing solutions that drive organizational growth and makes your brand a success. We are Experts in big data engineering, product transformation, and e-commerce solutions. We [... view HyperBeans profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- $1,000 - $10,000
Delivering Unparalleled Results
Sheridan Technologies is a renowned company specializing in software, hardware and product development services. Sheridan Technologies is committed to delivering unparalleled results that surpass your expectations. [... view Sheridan Technologies profile ]- Location
- Vancouver, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
Nettyfy Global Digital Solutions, Tailored for Your Growth.
Website, Mobile App and Custom Ecommerce Website Development Company in USAShowcase your Business in Digital Market with leading Website, Mobile App, Custom Ecommerce Development and Internet Marketing Company for more traffic, leads & sales. [... view Nettyfy Technologies profile ]- Location
- Redmond, Washington
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
Promising better insights
Flower Press Creative Studio, LLC, located in Seattle, WA, is a full-service digital product design and engineering studio owned and operated by women. Our team comprises skilled product designers and engineers who work collaboratively in an open and innovative atmosphere. [... view Flower Press Creative Studio profile ]- Location
- Medina, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $10,000 - $25,000
Custom-Made Software Development Company
Our work spans a variety of sectors, including financial services, energy, retail, entertainment, telecommunications, government, and technology. [... view Hexacta profile ]- Location
- Kirkland, Washington
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Empowering small business owners with the magic of software!
Software development agency based in Seattle, Washington, providing a personal touch for small business owners. We help with Custom Software Development, Mobile App Development, Web Development, Data Engineering, UI/UX Design, and IT Consulting. [... view Pantrosoft profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $1,000 - $10,000
Let us take care of all your technical needs
Digital Marketing for the Digital Age [... view Shameless Promotion profile ]- Location
- Gig Harbor, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $120/hr
- Minimal Budget
- Under $1,000
Seattle's finest internet marketing agency!
Established in 1999, VisionSnap, Inc. is a web design company that specializes in creating custom and creative websites for individuals and corporations. Their mission is to design exceptional websites that help their clients stand out from their competitors by delivering successful marketing messages to [... view VisionSnap profile ]- Location
- Shoreline, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
Spark to Success
OnyxTec provides full stack engineering solutions as well as online and mobile UX/UI design services to help your customers find you. In order to free up your time and enable you to focus on the definition of additional objectives, our specialists will ensure the efficient design and rapid development of [... view OnyxTec profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
Innovative Software Solutions for All
Empowering businesses with cutting-edge software development services. Been a digital solution provider since 2018. Lets transform your digital presence together. [... view Neaxus profile ]- Location
- Tacoma, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $40/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Tech You Can Trust
Totera Web Systems was established as a small web design company in 1999. Over time, it gained a large group of dedicated clients in the northwest region. Today, with offices in Port Townsend and Seattle, Washington, Totera Web Systems offers digital marketing solutions, web development, branding and website [... view Totera profile ]- Location
- Port Townsend, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
Empowering Partners, Building Futures.
QurioSoft is a dynamic IT services company that was launched this year, bringing together a team of seasoned industry experts with decades of experience. Specializing in cutting-edge solutions across web development, mobile app development, UI/UX design, SEO, cloud solutions, and AI/ML, QurioSoft empowers [... view QurioSoft LLC profile ]- Location
- Spokane, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
Responsive and Beautiful Drupal Websites
We are a compact yet dedicated team of web designers and developers, specializing in tailored design, programming, and Drupal website development. Our focus is on crafting high-quality, aesthetically pleasing Drupal websites that empower our clients. We specialize in constructing well-structured websites that [... view Wheelercreek Studio profile ]- Location
- Battle Ground, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $120/hr
- Minimal Budget
- $1,000 - $10,000
Data-driven results to help you crush your competition
Digital marketing that focuses on SEO/SEM as part of business development. We create pathways for your organization to open up new opportunities and drive exceptional growth. Our programs boost revenue, increase profits and grow your bottom line. Contact us. We have the tools and tactics to help you crush [... view Market Tactics profile ]- Location
- University Place, Washington
- Number of Employees
- Under 49
Any-Deadline. Any-Budget. Any-Niche.
Top-quality design & development. Were here to help grow your business through design! With daily updates and custom approach to each project. [... view ALMAX Design Agency profile ]- Location
- Spokane, Washington
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
Great is Just the Beginning
United Monks excels in helping businesses make the journey from ideation & strategy to project execution with a host of solutions like UI/UX, Mobile App Development, E-Commerce, Web & SaaS Applications, Social Media Marketing, Graphic Design, Content Strategy, Content Writing, Branding, and Cloud [... view United Monks Technologies profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $10/hr
- Minimal Budget
- $1,000 - $10,000
ELEVATE YOUR TEAM
We collaborate with businesses that want to bolster the technical teams they already have on staff to create online, mobile, and desktop applications. [... view Altolab profile ]- Location
- Tacoma, Washington
- Number of Employees
- Under 49
Humanizing technology through inclusive design.
Hello! My name is UX designer with a desire to create social change. With a drive to provide usability solutions to complex applications, I want to focus on creating opportunities and awareness to marginalized communities. [... view Jamie Brehm profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
Efficiency. Reliability. Scalability.
Verttx is a premier website and mobile app development agency committed to transforming clients' concepts into reality with bespoke software solutions. Its skilled developers use the latest tools and technologies to create scalable, reliable, and maintainable software. Verttx ensures continuous support and [... view Verttx profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $1,000 - $10,000
Navigating The Path For Digital Transformation!
RobLinx is an esteemed tech company based in Ahmedabad, Gujarat, known for its excellence in web development, cloud-based software development, and commitment to client success [... view RobLinx Infotech LLP profile ]- Location
- Seattle, Washington
- Number of Employees
- Under 49
Related Services in Washington
Mobile App Development Specializations in Washington
Mobile App Development Companies in Washington
About The Author and Expert Reviewer
Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.
Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.
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