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Our Valuable Clients

iOS App Development Services – What We Offer

iOS App Development Consultation

iOS App Development Consultation

Best when you need expert guidance on iOS app strategy, architecture, and technology stack selection. We recommend the right technical frameworks, languages (like Swift or Objective-C), and architecture patterns such as MVC, MVVM, or VIPER.

iPhone App UI/UX Designing

iOS UI/UX Design

Best when you want intuitive and visually appealing iOS app interfaces that enhance user engagement and satisfaction. Our UI/UX team adheres to Apple’s Human Interface Guidelines to ensure your app resonates with your audience.

Custom iPhone App Development

Custom iOS Application Development

Best when you want to develop custom iOS solutions across all Apple platforms. Our iOS team creates scalable apps for iPhone, iPad, and Apple wearables using Swift, Objective-C, SwiftUI, and UIKit, ensuring an intuitive user experience tailored to each device’s unique features.

Cross-platform App Development

Cross-platform App Development

Best when you aim to reach a wider audience across multiple platforms with a single codebase. We offer cross-platform app development services using frameworks like Flutter and React Native, delivering consistent user experiences across iOS and Android devices.

Hire Dedicated iOS App Developers

Integration Services

Best when you want to integrate third-party services, APIs, and backend systems into your iOS application. We have expertise in connecting APIs, payment systems, social platforms, and cloud infrastructures such as AWS and Firebase, ensuring smooth functionality.

Enterprise iOS Applications

Enterprise iOS Applications

Best when you require scalable and secure iOS solutions for your enterprise project. We develop enterprise-grade iOS applications with features such as data encryption, user authentication, and backend integration to streamline your business operations.

iPhone App Development

Best when you target the iPhone user base with tailored iOS applications. Our iPhone app developers use iPhone-specific features like Face ID, 3D Touch, and high-resolution cameras ensuring optimal performance and compatibility with the latest Apple devices and versions.

Best when you want to develop an iPad-specific app solution. We specialize in iPad app development, optimizing layouts and functionalities for larger screens and multitasking capabilities.

Best when you want to extend your iOS app to wearable devices and deliver experiences on Apple Watch. Our iOS app developers use the latest technologies and design principles to create intuitive and functional mobile apps for wrist-based interaction.

Apple TV App Development

Best when you want to engage iOS users on the big screen with immersive experiences through Apple TV apps. Our expertise in Apple TV app development ensures seamless integration with tvOS and captivating user experiences.

Best for any iOS application that wants to give a bug-free experience. Our iOS app testing services include manual and automated testing methodologies to ensure your app functions flawlessly across devices, screen sizes, and usage scenarios.

Best when you want to keep your iOS updated and bug-free post-lunch. Our dedicated iOS support team provides timely updates, bug fixes, performance optimizations, and feature enhancements to keep your app running.

Hire the Best iOS Developers for Your Project

Want to Create a Custom iOS Application?

Let’s talk. Our iOS app developers specialize in custom iOS app development, covering all phases from concept to App Store deployment.

Our iOS App Development Process


Discovery Phase

Our sales team calls you to understand your app’s goals, target audience, and competitive landscape. We analyze competitors’ strengths, weaknesses, and market positioning to identify strategic opportunities and potential pitfalls.


Design Phase

Our BA team creates wireframes using Figma and prototypes using Miro based on the gathered requirements. Once the wireframe is created, the UI/UX team designs the interface layout using Adobe XD and visual elements to create a captivating app design.


Development Phase

Our skilled iOS developers start the coding process using Swift, Objective-C, or other relevant technologies. We follow agile methodologies and best coding practices to ensure efficient development and maintainability.


Testing Phase

The developed app undergoes testing to identify bugs. We have an ISTQB-certified QA team that performs functional testing, usability testing, and device compatibility testing to ensure the app performs flawlessly across different scenarios.


Deployment Phase

Once the app passes the testing phase, we deploy your app on the Apple App Store. We handle the submission process, including app store optimization (ASO) techniques to maximize your app’s visibility and downloads.


Support and Maintenance

Our support team provides ongoing maintenance and bug-free support post-launch for 90 days. We monitor app performance, address user feedback, and release updates as needed to ensure your app remains competitive and up-to-date.

iOS App Development Best Practices We Follow

At Space-O, we follow these best practices to make sure your app

  • Meets Apple’s design and development guidelines, ensuring compatibility, performance, and acceptance on the App Store.
  • Implement industry-best security measures like data encryption and secure authentication methods to safeguard user data and maintain user trust.
  • Adhere to best coding practices, like clear documentation, SOLID principles, easy testing, judicious use of design patterns, continuous refactoring, and prioritizing security.
  • Utilize the latest advancements in the Swift programming language to streamline the development process.
How We Stand Apart as a Web App Development Company

Our iOS App Development Portfolio

Glovo is one of the unicorn (secured $1.2 Billion funding) apps developed by Space-O Technologies. Apple chose Glovo for its “Best of 2016” award. This online marketplace app offers multi-category grocery product delivery and has over 30 million app downloads. TechCrunch, Financial Times, and Bloomberg have covered this application.


Space-O Technologies developed Fyule Video Lab, a video learning platform, for students to engage with educational content. This EdTech startup secured funding of $1.4 million through an Angel syndicate, backed by High Net Worth Individuals (HNIs) that includes senior leaders from Google, Deloitte, Tata 1mg, and Axis Capital. We used Flutter, PHP, Laravel, and MySQL to develop a video learning platform for iOS, Android, and the web.

eLearning Platform Fyule

ReadGenie is an OpenAI-based reading assistant app that converts/extracts images to text, summarizes the main points, and generates new content. Developed in iOS, Space-O used advanced technologies like OCR (Optical Character Recognition), and GPT 3.5 capabilities to help with writing and creating visual and interactive content.


Space-O developed H2GO, a complete water management system like Uber for Northern California users. This app solution is built with all the necessary water delivery app features like 24-hour delivery, recurring orders, and online payment features. H2GO only uses BPA-free water bottles and all of the bottles are 100% recyclable including bottle caps.


Technology Stack We Use for iOS App Development

For iOS mobile app development, we use the following tools and technologies:

  • Swift Swift
  • Objective-C Objective-C
  • Xcode Xcode
User Interface
  • UIKit UIKit
  • SwiftUI SwiftUI
  • Interface Builder Interface Builder
  • Alamofire Alamofire
  • SDWebImage
  • Kingfisher Kingfisher
  • CoreData CoreData
  • Realm Realm
Backend Integration
  • Firebase Firebase
  • CloudKit CloudKit
Other Tools
  • Git Git
  • Crashlytics Crashlytics
  • Webpack Firebase Analytics

Why Hire Space-O As Your iOS App
Development Agency

Developed 3 Unicorns and Helped 45+ Startups to Grow

Helped 45+ startups to turn big ideas into reality and played a crucial role in the success stories of industry leaders like Glovo and FT Cash.

Team of 50+ iOS Developers

Dedicated team of 50+ skilled iOS developers, each with expertise in Swift, Objective-C, and iOS development frameworks like React Native, Flutter, SwiftUI, Kotlin Multiplatform Mobile, and Alamofire.

Utilizes Agile Development Approach

Use agile development methodologies, allowing for rapid iteration and continuous improvement throughout the development lifecycle, ensuring flexibility.

Industry-standard Certifications

Space-O’s team includes Certified Scrum Managers (CSMs), Certified Scrum Product Owners (CSPOs), ISQTB-certified QAs, and AWS-certified developers, guaranteeing industry-standard expertise.

100% Transparent Communication

Provide you with regular updates and progress reports via Basecamp, Skype, Slack, and Gmail to ensure alignment with project goals and expectations.

1200+ Satisfied Clients

Have 1200+ happy clients worldwide who have entrusted Space-O with their custom iOS app development needs.

Want to Customize Your iOS App?

Let’s discuss your iOS app idea. Let’s validate your idea for free and convert it into a highly performative iOS app.

Clients Love Space-O Technologies

Working with Space-O Technologies has been awesome. Their team’s professionalism, iOS expertise, and commitment to our project were outstanding. They successfully integrated features like interactive quizzes, personalized learning paths, and real-time progress tracking into our EdTech iOS app. And guess what? Our student retention rates shot up by 23%. It’s been a game-changer for us, and we’re excited to keep working with Space-O in the future.

Norman Ruiz


CEO & Founder, EdTech Startup

Norman Ruiz

Top iOS App Development Companies Reviews

Comparison PointsSpace-o TechnologiesCompeting App Development CompanyCompeting App Development Company
Number of iOS Apps Developed2800+500+NA
Ratings and Reviews on Clutch4.8/5 (60 reviews)4.8/5 (83 reviews)4.9/5 (37 reviews)
CertificationsISO 27001 and 9001 certificationsNANA
  • Nike
  • McAfee
  • Starwesttech
  • Saint-Gobain
  • Ferrari
  • KFC
  • KPMG
  • IKEA
  • Domino’s
  • Mitsubishi Power
  • Harkins
  • Systima
  • Tuqqi
  • Pocket Dentist
Hourly PricingStarts from $25Starts from $25Starts from $50
Minimum project size$25,000+$25,000+$50,000+
  • India
  • USA
  • Canada
  • India
  • USA
  • UAE
  • Australia
  • UK
  • UK
  • USA
  • Norway
Upwork Success Ratio98%NANA
Post-service Support3 monthsNANA

Industries We Serve

We have expertise in building iOS apps for sectors including healthcare, education, retail, and finance, for enhancing their digital presence









Sports and Fitness

Sports and Fitness

Common Queries About iOS App Development Answered

How much does it cost to hire an iOS app developer?

iOS app developers charge between $50 to $150 per hour in the United States. This rate can vary based on the developer’s experience, expertise, and the specific requirements of your app project. When considering hiring an individual iPhone app developer, it’s important to balance the cost with their proven track record, skills in relevant technologies, and the ability to meet your project’s demands.

How long does it take to build an iOS app?

Simple apps can take about 2-3 months, while more complex apps may require 6-12 months or more. The time to build an iOS app can range from a few weeks to several months, depending on the app’s complexity, features, and the development process’s efficiency.

How much does it cost to develop iOS apps?

Developing a simple and basic iOS app starts from $20,000. These costs vary depending on factors such as the app’s complexity, the uniqueness of its design, the features included, and the rates of the developers involved. To obtain a more accurate estimate, it’s important to have a clear understanding and definition of your app’s requirements.

How to choose an iOS app development agency

Choosing a custom iOS application development company involves several key steps:

  • Find an iOS agency that has developed applications relevant to your requirements.
  • Seek feedback from previous clients to gauge the company’s reliability and quality of work.
  • Ensure the iPhone app development firm has expertise in the latest iOS technologies and frameworks.
  • A company with a clear and efficient iOS app development process can deliver your project on time and within budget.
  • Opt for a company that offers robust post-launch support and maintenance services.

Frequently Asked Questions

Yes, we prioritize the confidentiality of your iOS app idea. Signing a Non-Disclosure Agreement (NDA) is standard practice for us before initiating any discussions. We ensure that your app concept and any related information remain secure throughout the iPad and iPhone app development process.

We offer flexible hiring models to meet diverse project requirements and budgets. Whether you need a dedicated team, a fixed-price project, or hourly billing, we can tailor our engagement model to align with your specific needs, ensuring efficiency and cost-effectiveness in developing your iOS app.

Resource allocation for developing your iOS app involves evaluating your project’s scope, complexity, and specific requirements. We assign a team of Certified Scrum Managers (CSMs), iOS developers, designers, and QA specialists with the expertise needed to meet your app’s objectives.

Our approach to project management and communication is centered around transparency, regular updates, and open channels of communication. We use agile methodologies for faster project delivery, and project management tools like Basecamp, Slack, Skype, Gmail, etc. for communication and project tracking.

We follow best practices in UI/UX design, focusing on creating intuitive, engaging, and visually appealing interfaces for iOS apps. Our UI/UX team works closely with you to understand your needs, incorporating feedback into the design to ensure it aligns with user expectations.

Yes, we have extensive experience in app integration, including expertise with JSON, SOAP, and REST API integrations. Whether it’s payment gateways, social media platforms, or custom back-end systems, we ensure hassle-free integration to enhance functionality in your iOS app.

Yes, we provide full assistance in uploading your iOS app to the App Store, including preparing the listing, assets, and descriptions.

Our development process includes testing and review stages to address any potential compliance issues before submission, ensuring your app meets Apple’s App Store guidelines

We adhere to strict QA testing, including functional, performance, and security tests, to ensure the app is reliable, fast, and secure. We follow industry-standard security practices to protect data and ensure your app is resilient against threats.

Upon project completion, all intellectual property rights and ownership of the developed app are transferred to you. We ensure clear contractual agreements outlining IP ownership, guaranteeing that you retain full control and rights over your iOS mobile app.

We offer comprehensive post-launch support, including app updates and maintenance services, to ensure your iOS app remains current, functional, and secure over time. Our maintenance plans can be customized to include regular updates, bug fixes, and feature enhancements, ensuring your app evolves with user needs and technological advancements.