Top iOS & iPhone App Development Company

Turning ideas into apps faster than you can say 'Swift'.

At Zealous System, we are dedicated to creating iOS apps that help our clients achieve their business objectives. We have a proven track record of delivering successful iOS apps for clients across a range of industries, including healthcare, finance, education, and more with our iPhone application development services.

From ideation to development and launch, our iPhone app developers are committed to delivering a seamless and hassle-free experience for our clients. They are proficient in the latest iOS app development technologies and platforms, including Swift, Objective-C, Xcode, and more. We use agile methodologies to ensure that we deliver high-quality iOS apps that are user-friendly, intuitive, and scalable.

“Our numbers speak for themselves.”


Diverse Domains


iOS Apps Developed


iOS Developers


On Delivery Time

Our iOS Application Development Services

“Our expert fingers take no time in crafting top-notch web apps!”

iOS App Development Consultation

iOS App Development Consultation

  • Expert consultation on iOS app development
  • Assessment of feasibility and project roadmap creation
  • Recommendations for the most suitable technologies and tools
iPhone App UIUX Designing

iPhone App UI/UX Designing

  • Creating visually appealing and user-friendly interface design
  • Giving seamless user experience to drive engagement and customer satisfaction
  • Expertise in creating intuitive and engaging designs for iOS apps
Custom iPhone App Development

Custom iPhone App Development

  • Developing custom iOS apps tailored to unique business needs
  • Using latest technologies and development practices
  • Creation of feature-rich and scalable iOS apps

Enterprise iOS Applications

  • Development of enterprise-grade iOS applications
  • Streamlining workflows, improving productivity, and increasing revenue
  • Expertise in creating secure and robust iOS apps for businesses of all sizes
iOS App Testing

iOS App Testing

  • Rigorous testing methods to ensure robust and secure iOS apps
  • Detection and removal of any bugs or glitches
  • Assurance of seamless user experience

Multi-platform Deployment

  • Deployment of iOS apps across multiple platforms
  • Maximum reach and visibility for your business
  • App Store and other distribution channel deployment expertise
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Process We Follow As A Top iOS & iPhone App Development Company

“We don’t dive into unnecessary complexities.”


Scope Analysis Process

  • Requirement Gathering
  • Detailed Scope Documentation
  • Wireframes
  • Technical Feasibility

Sprint Planning & Execution

  • Sprint Planning
  • Daily Standup Meeting
  • Designing & Development
  • Testing & Stage/Dev Deployment

UAT & Release

  • UAT Feedback & Bug Resolution
  • Deliver Well-crafted software
  • Deploy All Assets and Code


  • Knowledge Transfer to Client Team
  • Contract Based Support
  • Release Notes/User Manuals (If applicable)


We are here to serve you with top-notch custom software product development services to get your business going.

Why Zealous System As An iOS App Development Company in the USA?

“We don’t boast but our results say so!”

Domain Experience

We have custom iOS app development solutions catering in the specific industry/domain to ensure effective problem-solving and decision-making.

Functional Experts

Zealous has individuals with specialized knowledge in specific areas such as marketing, finance, or human resources who can bring value and expertise to the project.

Truly Agile

Adopting agile methodologies allows for flexibility, adaptation, and continuous improvement throughout your project’s lifecycle.

Latest Technologies and High Standards

Zealous incorporates the latest technologies and adhering to high standards ensure that the project is innovative, efficient, and effective.

Integrity & Transparency

We uphold ethical principles and are transparent in all communications and actions which builds trust and strengthens relationships between team members and stakeholders.

Extensive QA Testing

Rigorous testing throughout the development process to ensure that the project is error-free, functional, and meets the expected standards.

Real-time Communication

Effective communication, whether in-person or virtually, takes place to ensure collaboration, problem-solving, and timely decision-making.

Goal-Oriented Workflow

We establish clear goals, objectives, and timelines for each phase of the project which helps in ensuring that the team stays on track and delivers results on time and within budget.

Our Portfolio

"We are very proud of our diverse portfolio and the projects that our experts have created!"

Instant school
Instant School App

The Instant School App is a Mobile Platform that allows Schools to enrich relationship with their students’ parents in a few easy steps.

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K3 logistics
K3 Logistics

K3 Logistics is an Order Tracking app which provides a logistical tracking and monitoring system for a logistics company, where drivers and suppliers can track the progress of their orders.

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Digital wallet app
Digital Wallet App

Developed for one of our client in Middle East, digital wallet app is a new and convenient way to transfer money domestically as well as internationally, pay at authorized shops, and pay basic bills.

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Sonic tonic app
Sonic Tonic App

Sonic Tonic is an e-Health App that uses medically accepted Receptive Sound Therapy for making effective & fast interventions.

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AR spots finder
Ar Sports Finder

AR Spots Finder is a Mobile App that allows Visitors and Shoppers to easily locate a Brand, Product, Shop or Promotion in a Mall or at a Venue by utilizing Augmented Reality & Beacon Technology.

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Client Testimonials

Frequently Asked Questions

“We built strategies before development that work just for you.”

Can you provide a ballpark estimate for how long it takes to develop an iOS app?

The duration of creating an iOS application can fluctuate significantly, depending on the intricacy of the task and the client’s individual prerequisites. Our team will collaborate closely with you to comprehend your demands and objectives, and will offer a practical projection based on the information obtained.

Do you provide ongoing maintenance and support for iOS apps?

Certainly, we provide continuous upkeep and assistance for iOS applications, which includes resolving issues, improving functionality, and updating features. Additionally, we offer app monitoring and analytical services to ensure that your app runs efficiently.

Can you help with app store submission and marketing for iOS apps?

Certainly, we are capable of helping you with submitting your iOS app to the app store and promoting it through various marketing channels. We possess knowledge and skills in app store optimization (ASO), social media marketing, and other digital marketing methods that can aid in increasing downloads and user engagement for your iOS app.

What is the cost of the project as a Top iOS & iPhone App Development Company?

The cost of a project is influenced by several factors, such as its size, the number of resources required, the technology stack used, the complexity of the product, and the development process. To obtain further information on this matter, please contact our business development team at

How do you take care of intellectual property rights?

At the outset of every project, we establish a Non-Disclosure Agreement with each client to uphold strict confidentiality standards. Our commitment to safeguarding our clients’ information and intellectual property is of the utmost importance to us, and we take every precaution to ensure that it remains secure and private.

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  • Microsoft Partner
  • Google Agency Partner
  • D & B Partner
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