Discover iPhone app development companies that craft iOS experiences that feel effortless, perform flawlessly, and keep users coming back.
DesignRush evaluated more than 3,300 iOS app developers from across the world based on reviews, portfolios, clientele, industry reputation, and pricing. Following this careful assessment, we've compiled a list of the top service providers poised to deliver mobile solutions that perform and drive revenue. Select the company that aligns best with your requirements, considering its core services, specializations, case studies, and more.
The Number 1 iPhone App Development Company as Selected by DesignRush Is:
In its 13 years in the industry, Orangesoft has developed 200+ custom mobile applications for dynamic startups and industry giants. Ensuring each app's optimal performance, it uses cutting-edge technologies, namely:
Objective-C, Swift, and UIKit for core processors
CoreData, Firebase, and Realm for databases
AVPlayer, PlayerRed5, Twilio, JW, and OpenTok for video streaming
RxSwift, Alamofire, Moya, Socket.io, and Combine for factory reset protection (FRP) and networking
And more
The Orangesoft team also follows rigorous quality assurance (QA) practices and real user testing on authentic devices to validate an app's reliability.
The company developed the CoachNow app for a U.S. high-performance coach, whose goal was to streamline communication between coaches and athletes. The platform combined video analysis, progress tracking, an optimized feedback loop, education, and community building to improve skill development. As a result of Orangesoft's work, the project closed Round A with $1.7 million in funding. CoachNow has since evolved into a global success story, benefiting thousands of users across 140 countries in 60+ sports.
Technource comprises a team of more than 20 seasoned mobile software engineers who have delivered 1,000+ projects to clients from the US, the UK, Canada, Australia, Malaysia, and beyond. It specializes in tools, technologies, and design patterns for iOS app development, including Swift, SwiftUI, Xcode, MVC, Patterns, and Flutter. In addition to custom iPhone app development, it offers application migration services, iOS UI/UX design, and prototype and multiplatform development.
With flexible meeting times, the company offers free expert consultation to discuss your ideas under a non-disclosure agreement (NDA). Ensuring you stay within budget and guaranteeing on-time delivery of error-free applications following the Agile development methodology.
Hommati, a real estate platform, engaged Technource to develop a comprehensive solution with separate dashboards for home seekers, agents, and franchises. The ecosystem offered tools like commission calculators, social media sharing capabilities, preference-based search filters, and location tracking.
To enhance the property-buying experience, Technource incorporated augmented reality (AR) into its mobile solution to enable advanced 3D virtual tours. This allowed agents to digitally introduce themselves to potential buyers, who could then take advanced 3D virtual tours of the properties. Technource's implementation for Hommati made property exploration more accessible and engaging.
Notable clients: Google, SAP, KFC, Burger King, The Home Depot
With 12 years of industry experience, Surf assists enterprises and startups in transitioning from minimum viable products (MVPs) to full-featured products or augmenting in-house teams. Its team of intermediate and advanced iOS developers is well-versed in Swift, Human Interface Guidelines (HIG), and various Apple frameworks. Techniques like Surf MVP + Coordinators, Codestyle, and Code Review are also integrated into the workflow for greater efficiency.
The mobile app agency uses its proprietary automation software, SurfGen, to accelerate project timelines by up to 20%. Its International Software Testing Qualifications Board (ISTQB) certified experts speed up iOS app testing by 80% through advanced automation processes and comprehensive documentation.
After 10 months of work, Surf developed an MVP for a medtech company, with the aim of managing online health consultations better. Through customer journeys and machine learning (ML) algorithm, the app could screen symptoms and analyze medical history. The final product received a 4.8 average rating on the App Store and won gold in the Best Mobile MVP App category.
Notable clients: Riyadh Season, City of Mississauga, BBC News, Citibank, Honda
Zazz is backed by a 14-year history of crafting enterprise-grade, user-centric iPhone apps. It is home to certified engineers with mastery of Apple device technologies, including Swift, Objective-C, Xcode, GameplayKit, ARKit, EventKit, Apple Pay JS, Core ML, Core Data, and more.
The iPhone app development company has expertise in iOS library development, app testing, and feature integration, including AR, Bluetooth, and push notifications. Its monetization and marketing strategies ensure the apps remain visible on the App Store.
Zazz built the Imagine More app for Riyadh Season, a city-wide celebration in Saudi Arabia, to boost tourism, generate revenue, and provide a convenient guide for visitors. With a diverse user base in mind, it incorporated interactive 3D content and AR technology into the app. The dynamic native app's success was reflected in its 4.4-star rating on the App Store and 1.5 million downloads within the first month of release. It also generated $25 million in revenue.
Trango Tech has developed custom iOS apps for games, social media, and enterprise purposes, serving over 100 clients. These apps have collectively garnered over one million downloads on the App Store.
The mobile app agency is proficient in Swift, Objective-C, SwiftUI, and CocoaPods, as well as databases such as Oracle, MySQL, SQL Server, and MongoDB. Trango Tech leverages powerful integrated development environments (IDEs), namely, Visual Studio, PyCharm, and NetBeans. The agency is supported by partnerships with IBM, Microsoft, Red Hat, AWS, Trustwave, and more.
Trango Tech's client, the all-in-one service platform Helpp, sought to integrate diverse in-home services into a single iOS app to streamline booking and fulfillment processes. The agency leveraged intelligent algorithms to assign and schedule orders, ensuring customer background verification. It also used a human resource management system (HRMS), location-based pricing, and accurate location mapping. Thanks to Trango Tech's solution, Helpp processed more than 23,000 orders and built a customer base of more than 18,000 users.
Notable clients: Students Ride Sharing, Share One, Find A Dentist, Premier Transportation, LIFSPK
With more than 10 years of industry experience, App Maisters has delivered 400+ projects, including interactive, scalable iPhone apps that adhere to brand guidelines and target specific markets. Its iOS app developers excel in programming languages such as Objective-C and XCode, application programming interface (API) architecture for backend development, and hardware integration using Agile methodology.
The agency stands out in increasing store traffic, brand awareness, and sales through app marketing and social networking strategies. Recognizing that an app's strength lies in content integration and presentation, App Maisters seamlessly integrates audio, video, magazines, and eBooks into its products.
App Maisters created a city-to-city carpooling solution for US college students through the Students Ride Sharing app. The platform facilitated carpooling to reduce individual transportation expenses. The main challenge of the project was the need to revise the UI/UX flow, which App Maisters successfully addressed by revamping the iOS designs using LAMP (Linux, Apache, MySQL, PHP). The solution increased group travel adoption, which in turn reduced carbon emissions.
Notable clients: Kingdom League International, Holiday Inn, Badu Connect, AMG, Hello Meela
Intuz has been in the business for over 15 years and houses more than 50 experts in engineering, design, and digital marketing. It excels at developing Internet of Things (IoT)-powered apps for iPhone, iPad, Apple Watch, and Apple TV, leveraging its cross-platform React Native expertise to deliver a seamless user experience across these iOS devices. The company has mastered turnkey iPhone development solutions, including Apple Pay (PassKit), WatchOS, HomeKit, HealthKit, SiriKit, MetricKit, CloudKit, iBeacons, 3D Touch, In-App Purchases, and CarPlay.
Intuz collaborated with Kingdom League International, a foundation focused on community transformation, to create the 1 Church 1 Day app. The client's goal was to facilitate strategic plans and action plans for its team leaders. Targeting a large, geographically diverse user base, Intuz deployed an iOS app that provides single-point access to three systems: the web app, the super admin panel, and the league admin panel. The solution enhanced the user experience and engagement while improving the management of user rights and permissions.
Notable clients: Fashion Porters, Nike, Johnson and Johnson, Whirlpool, Pfizer
Specializing in iPhone app development for over 13 years, Dev Technosys has created 1,000+ distinctive mobile applications for more than 700 clients from 70+ countries. Its team of over 150 qualified mobile software engineers is proficient in Swift, Objective-C, Retrofit, Glide, Picasso, Firebase, Node.js, Flutter, XML, SQLite, Realm, Xamarin, and other tools.
Dev Technosys ensures its applications reach a broader audience through multiplatform deployment services. Moreover, it provides iPhone app porting and upgrade services, allowing organizations to stay current with emerging technologies and attract more users.
Dev Technosys created Fashion Porters, an iPhone application designed to make fashion shopping more realistic. The company used a CAD system so buyers could “fit” and visualize clothes through 3D avatars generated from their body measurements. The eCommerce app's immersive 360-degree video simulation lets users see a virtual representation of themselves engaging in activities while wearing the outfits they are considering.
With a team of 250+ in-house iOS app developers, Appinventiv has successfully delivered more than 500 iOS projects in its nine years in the industry. The company offers full-stack iPhone app development, including rigorous software testing and multiplatform deployment, to ensure optimal performance and global reach. The company It has been recognized by The Economic Times as one of India's Growth Champions in 2023.
Appinventiv specializes in tools and techniques such as Xcode, Zeplin, Invision, Figma, Objective-C, Swift, XCTest, GitLab, and SSL Pinning. It uses project management tools such as Slack, Proofhub, Basecamp, Jira, and Notion to ensure worry-free progress updates with clients.
When the job marketplace, JobGet, dealt with lengthy job fulfillment periods, Appinventiv streamlined the search and candidate assessment processes. Through a Product Discovery Workshop, it crafted resume-like user profiles, integrated location-based features, and incorporated in-app interviews and AI technology to match employers and jobseekers. This reduced search time from months to days.
With over two million downloads, the platform managed 50,000+ active employers and placed 150,000+ jobseekers. The app dominated its category in monthly downloads, active users, and user satisfaction, securing $52 million in Series B funding.
Notable clients: Xerox, The New York Times, Shutterfly, Tesco, Ricoh
With over 23 years of experience, Radixweb is a prominent player in the mobile platform solutions sector, boasting a track record of 3,000 clients worldwide and a 97% client retention and return rate. It is backed by a team of 650 tech experts skilled in Objective-C, Swift, iCloud Drive, iBeacon, Core Bluetooth, iMovie, Siri, and 3D Touch. The company accelerates time-to-market through iterative development, facilitated by dedicated project managers.
Recognized with prestigious awards such as the Inc. Power Partner and Globee Business Excellence Award, Radixweb has been a member of the Forbes Technology Council since 2023. Holding ISO 27001:2022 and ISO 9001:2015 certifications underscores the company's commitment to stringent security standards.
A UAE-based food and beverage company engaged Radixweb to develop a custom eCommerce iOS app to transition from a business-to-business (B2B) to a business-to-consumer (B2C) model. Radix built a solution with multiple backend architectures and an intuitive WordPress-compatible user interface (UI) for WordPress, OpenCart, Magento, Shopify, and Strapi. The platform featured real-time order processing updates, a scalable multi-tenant architecture, dynamic themes, social login, multiple payment gateways, and multilingual support. Its in-app analytics function also helped reduce inventory wastage.
DesignRush is a reliable resource for identifying top iOS app developers, thanks to our expert selection team, comprising former agency executives and leaders. Our team possesses an in-depth understanding of our agency ranking process, which adheres to rigorous criteria, including:
Vetted reviews: Client satisfaction, the agency's level of authority in the iOS app development, and the quality of work
Robust portfolio: List of smartphone app development projects and their outcomes, backed by case studies
Awards and press mentions: Thought leadership, industry reputation, and innovation demonstrated by awards and media recognition
Team bios: Team members' profiles, experience, certifications, and specializations
Top services: Areas of expertise and core services
10 Most Popular iOS App Development Companies Compared
Agency name
Location
Hourly rate
Size
Best for
Orangesoft
San Francisco, CA
$50
100 - 249
Overall
Technource
Wilmington, DE
$25
50 - 99
Real estate industry
Surf
Wilmington, DE
$49
100 - 249
Healthcare industry
Zazz
Seattle, WA
$50
250 - 499
Tourism industry
Trango Tech
San Jose, CA
$25
100 - 249
Home services industry
App Maisters
Houston, TX
$50
Under 49
Peer-to-peer services
Intuz
Peer-to-peer services
$25
Under 49
Community building
Dev Technosys
Commerce, CA
$20
100 - 249
eCommerce sector
Appinventiv
Noida, India
$25
1000 & Up
Business operations
Radixweb
Ahmedabad, India
$25
500 - 999
B2C industry
Best iOS App Developers
2,826 Companies-Rankings updated: August 29, 2026
All mobile app development firms on DesignRush have been assessed for their expertise, portfolio, and verified client reviews. Some listings may be paid.
Virtual Coders is a rising digital transformation firm from India, offering advanced AI-driven solutions to clients globally, driving increased revenue. Boasting a skilled team of over 40 professionals, we excel in comprehensive technology development and support. Our primary services encompass complex...
At 1 Source Media Group, our internet consultants bring the best of both worlds - creativity and expertise - to businesses nationwide. Our full suite of services from Design & SEO to Social Media means that no matter what your business needs are, we can help you get it done!...
Delivering transformational products and learning experiences
Delivering transformational products and learning experiences
We are a trusted full-service software development company offering a full range of services such as software development, design, support as well as product strategy and launch. Our mission is to empower our partners by providing senior-level, dedicated teams of developers to help fast-growing start-ups and...
Digipie Technologies is a multinational software development firm specializing in website design, Mobile application development, Custom software development, maintenance, and digital marketing. We value creative thinking and innovative solutions, as well as customer-focused service and user-friendly design...
Inizio stands at the forefront of cross-platform mobile app development, delivering state-of-the-art software solutions tailored for both iOS and Android devices. Our collaboration boasts expertise from serving US startups to Fortune 50 companies, with specialties ranging from web and mobile development to...
The App Founders is a recognized leader in the mobile app development industry that excels in building mobile apps to upscale your business and bolster your customer retention rate. Well transform your idea into a market-ready application on schedule and within budget...
Perfsol is a fintech software development company successfully operating in the market since 2018. During this time we managed to gather professional engineers, designers, managers, and other specialists in fintech software development under one roof. Their experience, skills, and expertise have allowed us to...
At Interactive Media, we craft stunning, user-centric websites that blend innovative design with seamless functionality. Our bespoke solutions elevate your online presence, transforming your vision into a dynamic digital experience...
At Vardaam, we continually strive for excellence, emphasizing solutions and approaching each day with inspiration to create a meaningful impact through our expertise, dedication, and diligence. Our goal is to streamline and enhance communication, saving time and driving progress. We understand that selecting...
Custom Software Development Company in Australia, USA and India
Custom Software Development Company in Australia, USA and India
Albiorix Technology is a leading custom software application development provider with years of experience. Get specialized software development services right away...
Tech by pros focus on development of business solution for small business , As they need multiple services & not able to hire full time resource for that. These services includes development on multiple platforms , website designs or either logo creation...
BoostenX is a digital-growth agency that helps businesses scale by delivering high-impact marketing, performance optimization, and web solutions. The agency focuses on measurable growth, leveraging best practices in digital advertising, conversion optimization, and creative design...
We design and develop custom web and mobile applications that streamline operations, engage users, and drive growth. From MVPs to full-scale platforms, we turn complex ideas into intuitive, scalable digital products tailored to your business...
AppsCre8ve is a dynamic app development agency headquartered in Port Saint Lucie, Florida. We specialize in transforming innovative ideas into high-impact digital solutions. With a dedicated team of skilled developers, designers, and strategists, we craft cutting-edge mobile apps, web platforms, and software...
Affordable web services helping your business succeed!
Affordable web services helping your business succeed!
An App & SEO Agency located in Portsmouth, Hampshire. UK. Providing professional and affordable website design & branding services. We will continue to work on keeping a connection with our clients as much as possible, creating a more approachable & engaging local web agency...
At Kyurius Tech Studios, we understand that technology is the key to efficiency and competitiveness in today's markets. We specialize in creating custom software solutions that are tailored to meet your unique business needs. Our team of skilled professionals excels in areas such as Project Management, RPA...
Curl Ware, your one-stop shop for all your web development and design needs.
Curl Ware, your one-stop shop for all your web development and design needs.
Our team of experts focuses on delivering top-quality services to our clients, ensuring that they receive the best results. We aim to help businesses and individuals build their online presence through effective website development, optimization, and design. Our mission is to exceed our client's expectations...
We build, grow, and manage software development teams to deliver on time and on budget.
We build, grow, and manage software development teams to deliver on time and on budget.
We are a Colombian Nearshoring Dedicated development Teams Boutique, We build, grow, and manage software development teams to deliver on time and budget...
Revolutionizing Industries with Customized Mobile Tech Solutions.
Revolutionizing Industries with Customized Mobile Tech Solutions.
New York Mobile Tech is an enterprise mobile app development agency powered by experienced tech professionals. We specialize in creating valuable and dedicated tech solutions for industries worldwide...
Best Flutter App Development Company | Flutter App Designing
Best Flutter App Development Company | Flutter App Designing
Flutter Agency is the US Leading Flutter app development company build innovative and cutting-edge desktop apps and mobile apps using Flutter framework. Contact us today to get started!...
We help you find the best remote developers in the world so that you can focus on what you do best, building the future. Offering smart contract, software, and website development services. Expert engineers at a fraction of the price. By building a global development team you get the utility of having a...
DigitalParc is an uniquely experienced and results-driven team of digital marketing experts ready to assist in your business being transformed online. We specialize in designing beautiful websites that have the potential to convert, researching and executing optimized content strategies to acquire new traffic...
Sam's Solution is a dynamic software company specializing in custom software, web and mobile app development, IT consulting, and digital transformation. We deliver innovative, tailored tech solutions that help businesses streamline operations, boost efficiency, and achieve their strategic goals...
25 Years of Shaping Digital Futures Your Trusted Digital Architects
25 Years of Shaping Digital Futures Your Trusted Digital Architects
Web Domus, an innovative digital agency with over 20 years of experience, excels in delivering customized digital solutions. Specializing in UI/UX design, app development, social media marketing, and SEO, we embrace cutting-edge artificial intelligence strategies to transform the digital business landscape...
At Superba AR we create the most cutting Augmented Reality, Virtual Reality, Metaverse, web3 and machine learning applications using the latest technologies. Developing stunning 3D graphics and leading real-time processing we help your brand enter the 3D information age...
We are a group of Digital Fanatics across the globe who specializes in launching and revamping brands. We believe bespoke processes lie at the core of creative digital strategy, and that is what makes us one of the best custom web design agency. We believe in coming up with digital processes never seen or...
Trusted web and design agency in Savannah. Building and ranking website designs since 2010. Rooted in design thinking and practical skill, we strive to combine creativity with technical expertise in everything we do...
Shopify and Wordpress Website Development in India
Shopify and Wordpress Website Development in India
We are a leading eCommerce website development company in India, specializing in Shopify and WordPress development services. At ControlF5, we dont just build websites; were your growth partner, delivering dynamic solutions that empower your online business...
We are a Swedish/Bosnian award-winning agency specializing in IT outsourcing and end-to-end software development.
With 85 experts on our team, we work with ventures and established companies to turn ideas into functional, high-quality products...
An accomplished software solutions company that values simplicity, scalability and customer service. Our certified engineers work with customers in various verticals including informational technology, banking, insurance, transportation, health care and consumer services. We create SAAS, mobile apps...
Our focus is on providing businesses with the tools they need to reach their maximum potential through the use of our cutting-edge software solutions. Launch your product to market 2x faster with Techjay's strong business domain experience, technical expertise, extensive knowledge of the latest industry...
Catapult Consulting produces world class mobile applications and specializes in iOS (iPhone & iPad)
Catapult Consulting produces world class mobile applications and specializes in iOS (iPhone & iPad)
Catapult Consulting produces world class mobile applications and specializes in iOS (Apple iPhone and iPad). Catapult has both a computer gaming practice and a practice for the enterprise...
Welcome to Rasonix - Your Partner in Web Development and Design Solutions At Rasonix, we believe in the power of exceptional web experiences. As a leading web development company, we are dedicated to delivering innovative and tailored solutions to meet your digital needs...
DOT IT is a Dubai-based digital solutions agency specializing in website development, AI automation, digital marketing, and workflow optimization. We help startups and enterprises streamline operations, capture leads, and grow online with powerful tools and scalable systems. From conversion-focused websites...
New Wave Industries, Inc. is a full service web design company and technology solution provider
New Wave Industries, Inc. is a full service web design company and technology solution provider
New Wave Industries, Inc. is a full service web design company and technology solution provider in Connecticut servicing clients large and small around the globe...
The team at Digital eSearch is made up of a group of talented professionals with significant experience across the board. Digital eSearch is a company committed to delivering value for our clients by providing honest and effective services. We strive to be leading marketers of the digital world...
Nanlab is an innovative development firm that specializes in delivering advanced solutions to businesses and startups. Our expertise lies in pioneering advancements in mobile, web, and AI innovations, offering cutting-edge solutions that cater to diverse industry needs...
CodeClouds is your one-stop shop for everything Web, eCommerce, CRM, CMS, and Design. We have more than 500+ members in the US, New Zealand, India, and Australia...
At Impact Upgrade, we understand you have a lot on your plate to deal with. We're obsessed with automating processes to help staff focus on what really matters. Our consulting and software engineering services focus on automation, integration, and data unification...
Logikos provides custom software services, specializing in embedded, desktop, web, and mobile software solutions, as well as software testing services...
In 2022, with little fanfare but much industry speculation, we opened our doors. We had two Founders, no team, no clients, just a dream-fuelled desire to build an agency that the best people would want to work for and the region's best brands would want to work with...
As your software development outsourcing partner, we can help expand your business with quality software engineers at affordable cost. We provide flexible IT outsourcing model with which software projects can be implemented efficiently and in a cost effective way. We specialize in web application development...
An iPhone app development company specializes in building high-quality, custom iOS applications for Apple devices, including iPhones, iPads, Apple Watch, and Apple TV. These companies leverage tools and programming languages such as Swift, Objective-C, and Xcode to create seamless native mobile experiences.
An iPhone app development company can develop the following:
Native iOS apps: Designed exclusively for iOS, offering optimal performance and user experience. Swift enables faster, more efficient development compared to Android.
Hybrid apps: Built to run on multiple platforms, offering broader reach at the cost of native optimization and depth of features.
As Apple's product lineup diversifies, iOS app developers deliver apps for iPhones, iPads, Apple Watch, and Apple TV.
What do iPhone app development companies do?
iPhone app development companies use the latest technologies to build high-performing, secure iOS applications. They deploy the product in production and submit it to the App Store, ensuring it meets Apple's guidelines and aligns with user preferences for look and feel, ease of use, and performance.
An iPhone app development company also helps with:
Concept ideation and strategic planning
UI/UX design tailored for iOS
Native and hybrid app development
Backend setup and API integration
QA testing and debugging
App Store deployment and compliance
Ongoing support and maintenance
How much does it cost to develop an app for iOS?
Developing an app for iOS costs $10,000 to over $500,000. On average, businesses spend around $50,000 to launch a reliable iOS app.
Factors that impact these costs are:
App's level of complexity
Backend configuration and administration
The company's experience and team size
Time needed to develop the app from scratch
The following table breaks the total cost estimates down based on complexity and timeframe:
iPhone app development companies typically charge on an hourly basis. They calculate development costs by multiplying the number of hours required to develop each feature by the hourly rate for the development team.
Here are the average hourly rates for the individual roles in an iPhone developer team:
Building an iPhone app can take three to nine months, depending on its complexity and features. For a clearer perspective, here are estimated timeframes for iOS app development:
Simple apps
Medium-complexity apps
Complex apps
Requirement analysis and planning
1-2 weeks
2-3 weeks
3-4 weeks
Wireframing
1-2 weeks
2-3 weeks
3-5 weeks
UI/UX design
2-3 weeks
5-6 weeks
9-10 weeks
Development
6-7 weeks
14-15 weeks
20-22 weeks
QA and deployment
1 week
2 weeks
3 weeks
Total
11-15 weeks / 2-4 months
25-29 weeks / 5-7 months
32-44 weeks / 7-10 months
Why should I hire trustworthy iOS app developers?
These are the top three reasons to hire an iPhone app development company:
1. Keep sensitive data secure
Partnering with a professional iPhone app development company will ensure the highest level of security for your app and keep your data safe from external threats.
2. Enhance customer experience
iOS app developers can help increase user engagement and retention by:
Using push notifications properly
Running retargeted advertisements
Sending in-app personalized messages
Leveraging machine learning (ML) for recommendations
3. Generate higher app revenue
iPhone applications drive a high return on investment (ROI) from in-app purchases, subscriptions, and premium games. Professional iOS development leverages the latest trends and technologies to deliver the best user experience.
Success story
Fullestop developed a multilingual iOS app featuring real-time tracking, secure payments, and an intuitive UI. It also developed the app in English and Arabic to eliminate language barriers. The app scaled to 5,000+ orders post-launch and projected 30,000+ in its first month.
How do I hire a trusted iPhone app developer?
Follow these steps when hiring a reliable iPhone app developer:
Define your requirements and assess your budget. This is also where you decide on whether you need a native or a hybrid application.
Research and compare the top iOS app development companies.
Read and verify client reviews, ratings, and recommendations. You can also ask your network about the companies you've researched.
Look at their portfolios and check for projects within your domain. Evaluate the stages of their design process: wireframing, concepts, storyboards, prototyping, and others.
Ask about their approach to UI/UX design. Examine their development process, methodologies, tools, iOS software development kit (SDK), and proficiency in Swift and Objective-C programming languages, frameworks, and databases.
Check whether they provide a full cycle of iOS app development services, including research and market analysis, API development and integration, testing, and post-release support and maintenance.
Select up to five candidates from your list. Send them a request for proposal (RFP) and ask for price estimates with a breakdown.
Receive and review proposals. Arrange interviews to get to know the teams that developed the proposals.
Decide based on your evaluations, and examine the contract before entering into an agreement.
DesignRush can help you in your search for the ideal iPhone app development company for free. Simply head to our Marketplace to share your project details. We'll connect you with up to five of the best candidates from our directory.
What should I ask potential iPhone app development agency partners?
Ask these key questions to potential iPhone app development agency partners:
Its Relevant Background
How many apps have you developed?
Do you have a track record of working with clients or a portfolio of apps that can be aligned with our needs and ideas?
What project are you most proud of and how did you ensure its success?
What's your preferred development methodology?
What's your experience with payment integrations?
What's your development team’s capacity?
Company Services and Processes
What's your approach to structuring and building an iOS application from scratch?
Are you going to provide a roadmap?
How do you guarantee that your applications are accessible and optimized for scrolling performance?
What's your process for QA testing, debugging, and profiling codes? How do you test the application's impact on device performance?
How do you secure private user data on a device?
The Project
Who will be the project manager? How often will we communicate and through which channels?
Will our team have a say in the app development process?
What interfaces do you suggest for a user-friendly iOS application?
What monetization strategies do you think will work best for our app?
Which mobile analytics should we build into our app?
What security best practices do you suggest we should implement?
Who will own the source code?
How well can your team adapt to changes and new ideas from our end?
Do you provide a post-release analysis and suggestions for potential improvements?
What is the emergency crisis plan if something goes wrong near the launch date?
How do you determine your prices? How will costs potentially change as development progresses?
What are the best iPhone app development companies in the U.S.?
The best iPhone app development companies in the U.S. are:
Top clients: Google, Salesforce, Rolls-Royce, Motorola, Burger King
Scroll up to learn more about these companies and be sure to explore the rest of the listing. Customize your search by location, reviews, rates, average team size, and more.
How legitimate is the content in the hiring guide?
We aim to provide information that's accurate and valuable to brands and agencies alike, which is why we collaborated with Keith Shields, CEO and co-founder of Designli, a prominent software development firm. He answered common questions regarding iOS app development, as well as successful SaaS startups.
Boasting over 20 years of experience in the tech niche, Keith Shields has built a career on turning big ideas into chart-leading apps. Under his leadership, Designli has received more than 200 five-star reviews and a reputation as a go-to partner for scalable app solutions.
Proposals