Zen Idle is an Android app developed by Tech Tree Games (3003 Memorial Ct APT 4301). Others apps created by Tech Tree Games are: Idle Brick Breaker, Idle Dino Zoo, The Tower, Wordly, Idle Planet Miner, Idle Zoo Tycoon: Tap, Build & Upgrade a Custom Zoo.

Zen Idle first became available on 11 Jul 2019. It is estimated that Zen Idle has been downloaded between 1000000 and 5000000 times from the Play Store.