Build apps for the next billion users
summary
Practical fixes and measurable wins: switch to App Bundles and on-demand modules to cut initial APK size — RedBus reports 30% smaller APK and a 6% install lift, PayTM removes modules to save a further 20% — use the SMS User Consent API to auto-fill OTPs without SMS permission, Zomato removes SMS read permission — add Firebase Performance to find and fix slow cold starts, one app halves cold start time on 2G — target low RAM with Android Go guidance, ProGuard yields ~25% disk savings.
AI-written summary · about
chapters (20)
- 0:00Intro
- 0:23Situation on the ground
- 1:29The next billion users
- 2:45The environment
- 4:08Nigeria
- 5:38Offline
- 6:57Diversity
- 8:12Next billion users
- 8:41AB bundles
- 9:52Ondemand modules
- 10:56Conditional modules
- 14:21SMS Consent API
- 16:38Zomato example
- 17:08Realworld performance
- 18:26Localization
- 20:29APK Size
- 23:03Image Size
- 24:40Reduce App Size in RAM
- 27:10Keep App Responsive
- 29:27conserve device battery
related talks
29mBuilding for next billion
01h 06mOptimize your apps for Android (Go edition)
34mOptimize your app size with this one trick
21mHow to optimise app size to below 10MB
32mAndroid For All
35mThink of the next billion users: Building for Low End devices
40mGenerating efficient apk by reducing size
23mModularizing Your App