Expo Android App Size Reduction 🚀 | R8 & ProGuard Complete Guide (2026)

Expo Android App Size Reduction 🚀 | R8 & ProGuard Complete Guide (2026)

Is your Expo Android app APK or AAB size too large? 🚨
In this video, I explain how to enable and configure R8 & ProGuard in Expo to reduce Android app size, improve performance, and safely optimize release builds.

🔥 What you’ll learn in this video:
• What is R8 & ProGuard in Android
• How to enable code minification in Expo
• Using expo-build-properties for ProGuard
• Adding extraProguardRules correctly
• Fixing crashes caused by R8 / ProGuard
• Reading missing_rules.txt file
• Best ProGuard rules for Expo & React Native
• How to test release builds properly

This tutorial is based on real production experience and covers common mistakes developers make when enabling minification in Expo apps.

📦 Result:
✔ Smaller APK / AAB size
✔ Faster app startup
✔ Obfuscated & optimized code
✔ Production-ready Expo Android build

👉 Perfect for React Native & Expo developers building Android apps for Play Store.

Documentation - https://medium.com/@codsod/r8-proguard-in-expo-the-complete-guide-to-code-minification-45d5aa2a23c5

If you found this helpful, don’t forget to LIKE 👍 SHARE 🔁 and SUBSCRIBE 🔔 for more Expo & React Native tutorials!

#expo #reactnative #android #proguard #r8 #apkoptimization
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Видео Expo Android App Size Reduction 🚀 | R8 & ProGuard Complete Guide (2026) канала CodSod™