Creating an app isn't just about writing code. It's about building something that people want to use. At Rainstream Technologies, our aim is to create iOS apps that are easy to use and function well.
Whether you are building a brand new app or updating an existing one, we will work with you to create what you envision. We want to create that app your users will love.
We work closely with you to understand exactly what you want. Then we can create an app that meets your vision. We ensure the experience we build works seamlessly, testing and checking everything in between. We don't stop there; we will also help you after the app is launched.
What to Look for in an iOS Mobile App Development Company?
Your app will not be successful if you get the wrong team for your app. You should think carefully about the following matters:
Experience
Do they develop apps that are similar to what you want
Create nice design
They are capable of creating an application user interface that is both functional and looks attractive.
Communication
Are they letting you in on its development?
Support
Can they support you when the app is out in the market?
Cost Effective
Do their services cost befitting of your pocket?
Our Core iOS App Development Services
Custom IOS App Development
We build iOS apps from scratch, shaped around your idea, your market, and your users. Every line of code is written to solve a real problem.
IOS UI/UX Design
Simple, beautiful, and easy to use. Our designers make sure the interface flows naturally and feels good across all screen sizes.
Enterprise iOS App Development
We create secure, scalable apps that help businesses manage data, connect teams, and streamline internal processes.
iOS App Migration and Modernization
If your app is outdated or built on legacy code, we can migrate it to iOS or bring it up to modern standards without breaking what works.
iOS App Testing and Maintenance
We do not ship and forget. We test everything across real devices, fix bugs quickly, and keep the app running smoothly post-launch.
App Store Optimization and Deployment
Getting approved is just step one. We help your app get noticed, downloaded, and rated by the right users, starting from day one.
Tech Stack and Tools We Use
We use tools that help us build reliable and efficient iOS apps. Our developers have years of hands-on expertise in Swift to build reliable iOS apps. Besides, we utilize a range of different tools and frameworks for UI/UX designing and testing, to create a holistic development environment.







Native vs Hybrid iOS App Development – What’s Best for Your Business?
When building an iOS app, one of the first big decisions you'll face is choosing between native and hybrid development. Each approach has its pros and cons, and the right choice depends on your business goals, budget, timeline, and user expectations.
Native iOS Development means building your app specifically for Apple's iOS platform using tools like Swift or Objective-C in Xcode. This results in apps that are fast, responsive, and fully optimized for iPhones and iPads. Native apps can access all device features, provide a better user experience, and typically perform better than their hybrid counterparts.
On the other hand, Hybrid iOS Development allows you to build one app that works across multiple platforms (iOS and Android) using frameworks like React Native, Flutter, or Ionic. These apps are built using web technologies (HTML, CSS, JavaScript) and then wrapped in a native container.
While hybrid development can save time and cost by reusing code, it may not always deliver the same performance or smoothness as a native app, especially for more complex features or animations.
To simplify your decision-making process,
- Go native if performance, user experience, and deep iOS integration are top priorities.
- Choose a hybrid if speed to market, cross-platform support, and a lower development budget are more important for your business.
Why Choose Our iOS Mobile App Development Company?
We focus on understanding your needs and delivering apps that meet those needs effectively. Our team is dedicated to creating apps that are user-friendly, secure, and scalable.
Experienced team of iOS experts
Our team is proficient in popular development languages and all the core iOS frameworks. Our experts remain up-to-date with Apple’s latest technologies and guidelines, ensuring your app is modern, secure, and built to perform.
Client-centric services
The one-size-fits-all is an outdated approach and we are moving towards a dynamic era where solution needs to be customized. That’s why, we work with you to design and develop iOS solutions that fit your goals, users, and budget.
Transparent Collaboration
From day one, we work closely with you, keeping communication clear, timelines on track, and feedback loops open. You’ll always know what’s happening and why.
Rigorous Testing
We rigorously test every feature across real devices and simulators to catch bugs before your users do. Your app launches smooth, stable, and is ready for the App Store.
Industry-Focused iOS App Solutions
We have built iOS apps for any industry at the end of the day for scale (including Education):

Education
Apps that make learning interactive and accessible.

SaaS
Solutions aimed at helping businesses function smoothly.

Real Estate
Apps that streamline the property listing and client relationship process.

eCommerce
Platforms to enhance user experience while shopping online.
Our iOS Development Process - What Should Be Included
Our development process ensures your app is built systematically and efficiently. It includes:
Know Your Idea
Every great app starts with a clear idea. We understand your idea, and our team starts working on refining it. We conduct market research and competitor analysis to find the gaps and needs that your app can bridge.
Planning
Our team of experts defines the app’s core features, maps user flows, and outlines the overall functionality. We also identify potential technical requirements or third-party integrations.
Designing
Design is more than how an app looks; it’s about how it feels to use. Our UX/UI designers focus on creating a clean, intuitive interface that’s easy to navigate and aligned with iOS design guidelines.
Building
Our developers build out the backend and frontend features using the latest iOS tools and frameworks. From login screens to complex APIs, we ensure everything functions reliably and efficiently.
Testing
With a combined testing (manual+automated) approach, we check for bugs, usability issues, and performance glitches on different devices and iOS versions. The more we test, the smoother and more stable your app will be at launch.
Distribution
Once everything is ready, we handle the submission process to the Apple App Store. This includes setting up your developer account, configuring metadata (like app name and description), and ensuring your app meets Apple’s guidelines for approval.
Ongoing Support and Maintenance
App development doesn’t end at launch. Ongoing support is crucial for updates, maintenance, and adapting to new iOS versions or user feedback. We stay available to help you fix bugs, add new features, or scale the app as your business grows.
Frequently Asked Questions (FAQs)
Find answers to common queries about our services and policies.
We build for real users, not just app store screenshots. Our apps are clean, stable, and tested in live environments. Every decision is backed by experience and driven by your goals.
Most projects take between four to twelve weeks, depending on size and complexity. We give you a clear timeline before we begin and keep you updated throughout.
Yes. We handle full modernization, feature updates, and migration from older platforms. If your app is not working like it used to, we can fix it without starting over.
Absolutely. Apple has strong security standards, and we build on top of that with encrypted data, secure APIs, and best practices that protect your users and your business.
While we are experts in iOS mobile app development services, we also offer full mobile app development services across Android, hybrid platforms, and cross-device systems.