Use APKPure App
Get APK Extraction, APK Extractor old version APK for Android
Extract apps installed in Phone as APK file.
APK Extraction, APK Extractor, APK Manager
Extract apps installed in Phone as APK file.
Extracted file will be saved in SD card and this file can be shared.
Default address for extracted apk saved is /sdcard/AppStoryExtractor
notes.
1) No need root authorization.
2) Fast and easy to use.