Ther is react

1. React Native Vs Flutter
Babasaheb Bhimrao Ambedkar University
Accredited “A++” Grade By NAAC
Presented By:
Name: Anuj Saroj
Roll No.: 223118
Under the Guidance of :
Dr. Ravindra Nath
Co-ordinator Department of CS
Satellite Centre , Amethi
Satellite Centre , Amethi - 227413
Presentation Date: 07 April 2025
Technical Seminar
On

2. Table of Contents
1) Introduction
2) Key Differences (Comparison Table)
3) Performance Comparison
4) Development Speed
5) Community & Ecosystem
6) Popularity & Job Market
7) Pros & Cons
8) Which One to Choose?
9) Conclusion
10) References
11) Thank You!

3. Introduction to React Native
 Launched by Facebook in 2015.
 Based on JavaScript and React.
 Enables the use of native components, ensuring near-native performance.
 Large developer community and wide range of libraries.
 Popular Apps: Facebook, Instagram.

4. Introduction to Flutter
 Developed by Google in 2017.
 Uses Dart programming language.
 Provides its own rendering engine for consistent UI across platforms.
 Growing popularity with modern UI capabilities.
 Popular Apps: Google Ads, Alibaba, BMW

5. Key Differences
Feature React Native Flutter
Language JavaScript/React Dart
Performance Good (JS Bridge)
Better (No
Bridge)
UI Components
Native
Components
Custom Widgets
Hot Reload Yes Yes (Faster)

6. Performance Comparison
React Native:
 Uses a JavaScript bridge to communicate between JS code and native
modules.
 This can introduce minor latency in UI rendering and complex animations.
 Heavy computations can slow down performance due to the bridge
overhead.
Flutter:
 No bridge needed – compiles directly to native ARM code (AOT - Ahead
of Time compilation).
 Uses Skia engine for rendering, making animations smoother.
 Better for CPU-intensive tasks (e.g., gaming, real-time processing).

7. Development Speed
React Native:
✅ Faster setup (if you know JavaScript/React).
✅ Hot Reload (instant UI updates, but slightly slower than Flutter).
✅ Large ecosystem (many pre-built libraries like React Navigation, Redux).
✅ React Native is easier if you already know JavaScript/React.
❌ Dependent on third-party modules (some native features need extra configuration).
Flutter:
✅ Faster Hot Reload (near-instant UI updates).
✅ Single codebase for UI & logic (no separation like React Native’s JSX + Native).
✅ Rich built-in widgets (no need for external UI libraries).
✅ Flutter is more structured but requires learning Dart.

8. React Native Community & Ecosystem
React Native:
✅ Larger, mature community (since 2015, backed by Facebook)
✅ More Stack Overflow support & GitHub repositories
✅ Widely adopted by startups & enterprises (e.g., Facebook, Shopify)
❌ Relies on third-party libraries (some outdated or unstable)
📉 Fragmented solutions (compatibility issues across versions)
Flutter:
✅ Fast-growing community (strong Google backing since 2017)
✅ Better-organized docs & official tooling (fewer compatibility issues)
✅ Rich built-in widgets (no need for external UI libraries)
❌ Smaller community than React Native (but growing rapidly)
📈 Expanding to desktop & embedded devices (future-proof)

9. Popularity & Job Market
React Native:
📊 #1 in cross-platform jobs (LinkedIn, Indeed).
💼 Preferred by startups & scale-ups (cost-effective).
🌎 More global opportunities (especially in US/EU markets).
🔄 Easier transition for web devs (JavaScript advantage).
⚠️Declining hype but steady demand (mature market).
Flutter:
🚀 Fastest-growing framework (GitHub, Stack Overflow).
🏢 Adopted by tech giants (Google, Alibaba, BMW).
📱 Strong in emerging markets (Asia, Africa growth).
🎨 Preferred for beautiful UI apps (design-centric roles).
💵 20% higher freelance rates ( Dart skills).

10. Pros & Cons in React Native
React Native:
✅ Pros: (Advantage)
 Uses JavaScript - Easy for web devs to learn
 Large community & ecosystem
 Hot reload for faster development
 Many ready-to-use libraries
 Facebook-backed with long-term support
❌ Cons: (Disadvantage)
 Performance limitations (JS bridge)
 Dependent on native modules
 UI inconsistencies across platforms
 Debugging can be challenging
 Slower startup time than native apps

11. Pros & Cons in Flutter
Flutter:
✅ Pros: (Advantage)
 Excellent performance (no JS bridge)
 Beautiful, consistent UI across platforms
 Single codebase for multiple platforms
 Fast development with hot reload
 Google-backed with strong future
❌ Cons: (Disadvantage)
 Dart language has smaller community
 Larger app size
 Fewer third-party libraries
 Steeper learning curve for beginners
 Younger ecosystem (still maturing)

12. Which One to Choose ?
Choose React Native If:
 You already know JavaScript/React
 Your app needs fast development and quick MVP launch
 You want access to more third-party libraries
 Your project requires integration with web apps (using React Native Web)
 You're building business apps (e-commerce, social media, productivity tools)
Choose Flutter If:
 You prioritize high-performance UI (60 FPS animations)
 You want custom, pixel-perfect designs (custom widgets)
 You're building graphics-heavy apps (games, interactive dashboards)
 You prefer Google’s ecosystem (Firebase, Google Cloud integration)

13. Both Are Powerful – React Native and Flutter are leading frameworks for cross-platform app
development.
React Native :
 You need faster development with JavaScript.
 Your team already knows React/Web Development.
 You want more job opportunities (popular in startups).
Flutter:
 You want smooth animations & custom UI.
 You prefer one codebase for mobile, web, and desktop.
 You’re okay learning Dart (easy for beginners).
Conclusion
Future Trends:
 React Native is stable and widely used.
 Flutter is growing fast, especially for creative apps.

14. References
 React Native: https://reactnative.dev
 Flutter: https://flutter.dev

15. Thank
you!