APK MOD INFO
Name of Game: Zombie Defense: Adrenaline
VERSION: 3.0.0

Name of Cheat/Mod/Hack (credits: wendgames):
-INFINITE AMMO/HEALTH
-INFINITE GRENADES/MEDIKITS
-NO RE-LOAD

Zombie Defense: Adrenaline MOD APK 3.0.0 (Infinite Ammo/Health/Grenades/Medikits/No Re-load)

Download the CACHE file/OBB file. They should be .zip or .rar files.
Extract the file to your sdcard.
Move the extracted folder to the location: /sdcard/Android/obb