Descriptions : This app is an automatic tool for synchronizing and backing up files. Allows you to sync files and folders with Google Drive cloud storage and your other devices. It is an ideal tool for syncing photos, backing up document files, auto-file transferring, automatic file sharing, ...
Features :

+ Sync multiple pairs of folders
+ Upload files larger than 10 MB
+ Sync your entire cloud account with a folder on your device
+ Synchronize with multiple accounts
+ Synchronize with shared drives
+ Protect the app settings with a passcode
+ There are no ads in the app
+ Email support from developers
+ Full bi-directional automatic synchronization of files and folders
+ Very efficient, uses almost no battery
+ Easy to set up
+ Configurable Autosync interval: 15 minutes, 30 minutes, every hour, ...

Required Android Versions : Ice Cream Sandwich [4.0.3–4.0.4] - Jelly Bean [4.1–4.3.1] - KitKat [4.4–4.4.4] - Lollipop [5.0–5.0.2] - Marshmallow [6.0 - 6.0.1] - Nougat [7.0 – 7.1.1] - Oreo [8.0-8.1]

Download Autosync for Google Drive v4.4.9 APK Ultimate Free

DriveSync.v4.4.9_ultimate.apk