---
title: "Professional Flutter app development for iOS and Android with Firebase integration"
url: https://zinnhub.com/zinns/professional-flutter-app-development-for-ios-and-android-with-firebase-integration/
description: "Turn Figma/XD designs into a stunning Flutter app with basic functionality. Splash screen as gift! | Expert Flutter Developer, Mobile App Development, NodeJS, Firebase"
published: 2026-01-10T04:01:59+00:00
modified: 2026-01-19T11:08:54+00:00
language: en-GB
---

# Professional Flutter app development for iOS and Android with Firebase integration

Looking for an expert **Mobile App Developer** **at a reasonable price**? You’re in the right place! Based in London, England, Zinn Digital® specialises in **Flutter App Development and Firebase**, creating high-quality apps that users love. Whether you have a clear concept or just a rough idea, we’ll help bring your vision to life. Let’s make something amazing together!

**What We Offer:**

- **Custom Mobile Apps for Both Platforms (iOS and Android)**
- Figma/XD Design to Flutter Mobile App
- App Frontend & App Backend
- Bug Fixing and Feature Updates
- App Cloning
- **APIs Development in Node.js** or Integration
- App Submission
- **Advanced Integrations:** **Firebase**, **Push Notifications, AdMob, Maps, In-App Purchases, OpenAI, or ChatGPT**
- **App Websites, Admin Panel, CMS, CRM**

**Apps We Have Successfully Delivered:**

- Custom Mobile Apps
- Appointment Booking Apps
- On-Demand Services
- Taxi Booking (like Uber)
- Social Media Platforms
- Restaurant & Food Delivery
- Finance and Banking
- Doctors & Health Care
- Fitness & Gym Apps
- Buy and Selling Apps
- Task Management Apps
- Others

**Why Choose Zinn Digital®?**

- High-quality standards
- 100% Satisfaction guarantee
- Post-project support
- 24/7 online support

**Please message us to discuss your project, timeline, and pricing. Let’s ensure we’re perfectly aligned before placing your order.**

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### This Zinn Will Include (Figma to Flutter App)

Turn Figma/XD designs into a stunning Flutter app with basic functionality. Splash screen as gift!

**Delivery:** 3 days

**Revisions:** 3

**Includes:**

• Functional Android app
• Functional IOS App
• App design
• 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** | 3 days | 14 days | 30 days |
| **Revisions** | 3 | 7 | Unlimited |
| Functional Android app | ✓ | ✓ | ✓ |
| Functional IOS App | ✓ | ✓ | ✓ |
| App design | ✓ | ✓ | ✓ |
| App submission | ✓ | ✓ | ✓ |
| App icon | ✓ | ✓ | ✓ |
| Splash screen | ✓ | ✓ | ✓ |
| Include source code | ✓ | ✓ | ✓ |
| Additional revision | ✗ | ✗ | ✗ |
| Ad network integration | ✗ | ✓ | ✓ |