Simon Grimm

125K subscribers

803 videos

Hey, I’m Simon 👋 I love creating - apps, videos, experiments - and sharing what I learn along the way. You’ll find deep dives into React Native, app building...

Latest Videos

I tried 3 of YOUR React Native apps! (Honest Review)

How Hard Is It To Run a Mobile Game Alone

My Indie Game Made $2,500… Here’s What It Actually Taught Me!

Does AI make Developers dumb

I Built a Fire TV App with React Native using VegaOS

This AI Builds Full Apps… Should You Use It

Add Virtual Currencies to Your App with RevenueCat

React Native Crash Course For 2026!

Why Coding Courses Aren’t Enough Anymore (And What Still Is)

10 Tips You NEED For Expo Router in 2026!

How I Test In-App Purchases While Building an App with AI

Choosing the Right React Native Stack in 2026

I Reviewed 3 REAL React Native Apps (Here's what I thought)

I Used React Native + instantDB to Build a Self-Building App (It Actually Works)

I Built a Mobile Farming Game in 6 Days (with AI + Expo)

7 Tips to Make Your React Native App Blazing Fast! 🚀

Build a Food Delivery App with React Native (Expo Router, Maps, Reanimated, Zustand) Wolt Clone

Platform Specific Components, Layouts & Styling with React Native (iOS, Android & Web)

Build Your Own Pocket Clone with React Native (Expo, SQLite, Reanimated, API Routes, IAP)

React Native Apps You NEED To See!

Expo SDK 54 & React Native 0.81 Why you should upgrade NOW

Reanimated 4 = CSS for React Native

Drawer Navigation with Nested Tabs using Expo Router

5 React Native Mistakes Web Devs Keep Making

React Native Authentication with Expo Router v5

Build the Amazon App with React Native & AI Voice Agents (Vapi, NativeWind, TanStack, Expo)

Your First RSC with React Native (From Start to Deploy)

Is React Native the Future of Mobile Apps

React Native Tabs Navigation with Expo Router

Build Your Own AI Caption Editor with React Native (Convex, ElevenLabs, NativeWind, Expo)