---
title: "create app build mobile app development ios app development in react native"
url: https://zinnhub.com/zinns/create-app-build-mobile-app-development-ios-app-development-in-react-native/
description: "Develop 4 static screens in any arrangement e.g. 4 main tab screens or 2 main and 2 stacked screens | Your partner in digital transformation since 2020"
published: 2025-12-16T00:54:38+00:00
modified: 2026-07-01T00:46:17+00:00
language: en-GB
---

# create app build mobile app development ios app development in react native

**Looking for the mobile app solution? You are on correct place!**

Looking for a reliable team to bring your app or website idea to life? You’re in the right place.

At **Zinn Digital®**, based in London, England, we specialise in **custom mobile app development** (iOS & Android) and **modern, responsive websites** that are fast, secure, and built to scale.

**Our Expertise:**

– React Native mobile app development

– Flutter mobile app development

– React JS, Node JS,

– Azure, AWS, MongoDB, Firebase, MySQL, Vercel, Supabase

– API integration, including ChatGPT

– Native Android app and iOS development

– CLI React Native Expo

– Stripe, Apple Pay, Google Pay

We have experience across various industries, including streaming apps, medical, eSIM, educational, loyalty cards, e-commerce, social media, social networking applications, restaurant apps, food delivery, business and productivity, sports, finance, and advanced integrations like ChatGPT, Google Maps, and in-app purchases.

**What We Offer:**

– Custom mobile app and website development

– Cross-platform development

– Backend development & database integration

– Third-party API integration with mobile app and website

**Our Extras**

– Quality assurance

– Deployment and maintenance

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### This Zinn Will Include (Fully functional mobile application)

Develop 4 static screens in any arrangement e.g. 4 main tab screens or 2 main and 2 stacked screens

**Delivery:** 5 days

**Revisions:** Unlimited

**Includes:**

• Functional Android app
• Functional IOS App
• App submission
• App icon
• Splash screen
• Include source code

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### Upgrade Options

Choose an upgrade addon to get more features:

| Feature | Basic | Boost Upgrade | Premium Upgrade |
| --- | --- | --- | --- |
| **Delivery** | 5 days | 14 days | 90 days |
| **Revisions** | Unlimited | Unlimited | Unlimited |
| Functional Android app | ✓ | ✓ | ✓ |
| Functional IOS App | ✓ | ✓ | ✓ |
| App submission | ✓ | ✓ | ✓ |
| App icon | ✓ | ✓ | ✓ |
| Splash screen | ✓ | ✓ | ✓ |
| Include source code | ✓ | ✓ | ✓ |
| Additional revision | ✗ | ✗ | ✗ |
| Ad network integration | ✗ | ✓ | ✓ |
| App design | ✗ | ✗ | ✓ |