Idle Mastermind
com.grumpyrhinogames.idlemastermind
FreeContains adsIn-app purchasesEveryone 10+
The rest of Grumpy Rhino Games's catalogue
Key numbers
1K+Installs
4.6 / 4.1KRating
Mar 26, 2021Released
Sep 11, 2026Updated
About the app
Ever wanted to be the villain? Build a lair? Hire henchmen? Take over the world?
Ever wanted to be the villain? To build a lair? Hire henchmen? Fight superheroes? Concoct dastardly plans? Raid a city? Or… take over the world?No? What, really? Sure you do!Idle Mastermind, from the makers of Idle Apocalypse, is the best supervillain simulator of 2020! Play as three supervillains. The techy but tiny: Dr DOS. The gangster crime boss: Yara. Or the unpredictable: LOL. Each has their own evil grand pla…
Listing details
| Package name | com.grumpyrhinogames.idlemastermind |
|---|---|
| Developer | Grumpy Rhino Games |
| Developer website | grumpyrhinogames.com |
| Category | Simulation games |
| Installs (exact) | 476,983 |
| Ratings | 4,083 |
| Reviews | 484 |
| Price | Free |
| In-app purchases | $4.99 - $99.99 per item |
| Ads | Yes |
| Content rating | Everyone 10+ |
| Current version | 1.35 |
| Requires Android | 8.0 |
| Released | Mar 26, 2021 |
| Last update | Sep 11, 2026 |
| Record refreshed | Oct 28, 2026 |