Use APKPure App
Get Leaf old version APK for Android
무제한 보안 VPN
The app provides an easy-to-use unlimited VPN service.
Just 1-Click to connect your device to the VPN!
Watch 7 ads to use this VPN for a week!
It's free but you MUST watch ads to continually use this service, 1 ad for 1 day use, you're warned!
=== Leaf for iOS ===
Link: https://apps.apple.com/us/app/leaf-lightweight-proxy/id1534109007
Search for "Leaf Proxy" can also find the app on AppStore.