# Idle Hamster Power — Clean Energy Tycoon Game > Simulation game to collect hamsters and build an energy factory. (iPhone/iPad app by Advance Nine LLC.) - Source: https://appshunter.io/ios/app/idle-hamster-power/id1507622041 (this page in markdown: same URL + `.md`) - Developer: [Advance Nine LLC](https://appshunter.io/developer/1507622040) - Category: Games, Casual, Simulation - Price: Free with in-app purchases - Rating: 4.80/5 from 113 App Store ratings · 14 written reviews indexed - Age rating: 4+ - Requires: iOS 10.0 · 448 MB - Languages: American English - Released: 2020-07-06 - Data updated: 2026-06-10 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/idle-hamster-power/id1507622041/reviews.md ## What is Idle Hamster Power? Download and play Hamster Power today! The only simulation game that lets you collect pet hamsters and build an energy factory. Who said playing games can't help the environment? FEATURES: • 90+ hamsters to collect. Can you collect them all? • Upgrade your hamsters for more power and more hamsters • Collect coins, even when you are offline • Collect tree leaves and trade them in for powerful rewards • Tap the hamsters for a massive increase in speed • Rewards and boosts delivered daily • No internet connection required • Proceeds are donated to plant real trees in the real world. Who says playing games can't help the environment? Hamster Power is proud to support the National Forest Foundation's "50 Million Trees for Our Forests" campaign. By playing Hamster Power, you are helping the environment. Learn more at: https://50-million.everydayhero.com/us/hamsterpower ## Key features - Collect over 90 unique hamsters - Upgrade hamsters for increased power - Earn offline coins - Trade tree leaves for rewards - Tap for speed boosts - Daily rewards and boosts ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | 100 Hamster Leaves | $1.99 | one-time | | 300 Hamster Leaves | $4.99 | one-time | | 700 Hamster Leaves | $9.99 | one-time | | 1500 Hamster Leaves | $19.99 | one-time | | 4000 Hamster Leaves | $49.99 | one-time | | 7000 Hamster Leaves | $79.99 | one-time | ## Recent user reviews (10 of 14) All indexed reviews: https://appshunter.io/ios/app/idle-hamster-power/id1507622041/reviews.md ### 4/5 — I didn’t get my coins *2024-11-07* I earned 563T coins on free 30 mins profit, but I didn’t even get the coins!!!! Please fix this and give me my 563T coins. ### 5/5 — Best hamster game ever *2023-03-15* So excited to unlock more hamsters ### 5/5 — BEST GAME EVER SO CUTE *2023-01-07* You can earn hamster energy by the hamsters running on the hamster wheels and that energy goes into the energy transmitter which transmits it into the delivery machine and a hamster on the the grass delivers it to the energy transformer and transforms it into hamster dollars. With hamster dollars you can upgrade your hamster machines and bye new levels underground every now and then you level up and get some leaves with enough leaves you can get a virtual tree if you get 9 virtual trees the game creators plant a real tree so far they have planted 35 real trees so play now you won’t regret it! ### 5/5 — Best *2021-06-06* It gives you something to do and it makes it cute so animal lovers can enjoy it even more ### 5/5 — Best game *2021-04-02* I love this game ### 3/5 — It’s fun but *2020-08-12* The game is bugged and there’s no sound and no matter what I do my player level doesn’t go up so I’m literally stuck on the first hamster **Developer response:** Oh no! So sorry to hear about your issue! There is a yellow button on the second floor (under your first hamster). Press that button to unlock your second hamster. All other hamsters unlock this same way. I hope that helps. Any additional issues, please let us help by emailing info@advancenine.com ### 5/5 — Amazing game *2020-07-31* I love that this game has an impact in the real world! I normally feel guilty about playing games for so long on my phone but this one is an exception. Let the hamster run their little hearts out! ### 5/5 — love the concept and the real world impact! *2020-07-19* normally I feel really guilty about wasting time on these kinds of games but I like that the rewards are good for the environment! super fun and guilt free. ### 5/5 — Hamster work *2020-07-17* E = Mc^2 Energy = Hamster ### 5/5 — Renewable energy and hamsters? *2020-07-09* Look no further; this is where it is all at ## Frequently asked questions about Idle Hamster Power ### What is Idle Hamster Power? Idle Hamster Power is a simulation game where you collect pet hamsters and build an energy factory. It allows players to earn coins even when offline and upgrade their hamsters for more power. The game also supports environmental causes by donating proceeds to plant real trees. ### What are the main features of Idle Hamster Power? Key features include collecting over 90 different hamsters, upgrading them for increased power and coin generation, earning coins offline, collecting tree leaves to trade for rewards, and tapping hamsters for a speed boost. Players also receive daily rewards and boosts. ### How does Idle Hamster Power help the environment? A portion of the proceeds from playing Idle Hamster Power is donated to plant real trees in the real world, supporting the National Forest Foundation's campaign. This allows players to contribute to environmental efforts while playing the game. ### Can I play Idle Hamster Power offline? Yes, the game does not require an internet connection to play. You can collect coins and progress in your energy factory even when you are offline. ### Is Idle Hamster Power free to play? Idle Hamster Power is free to download and play. It offers in-app purchases for players who wish to enhance their gameplay experience, but these are not required to enjoy the core game. ## Version history (last 5 releases) ### 1.3.3 — 2020-10-28 •Added Leaderboard ### 1.2.0 — 2020-09-11 •Added renewable power up •Increased power of Hamster Leaves ### 1.1.2 — 2020-07-29 Improved tutorial (learn how to create a clean energy empire) ### 1.1.1 — 2020-07-21 • Electricity animations added to your factory (feel the power!) • Added reward button for the cases when increasing level is the only requirement before unlocking a new hamster ### 1.0.5 — 2020-07-10 • NEW FEATURE: Hamsters can plant trees • Increased pace of the game in the early levels (unlock more hamsters faster!) • Fixed a bug where ads would still be shown after a level up even though an in-app purchase had been made. Sorry about that! ## Apps similar to Idle Hamster Power | App | Rating | Price | Category | | --- | --- | --- | --- | | [Hamster Break](https://appshunter.io/ios/app/hamster-break/id1540997169) | 5.0 (10) | Free | Games | | [Coin Pusher!!](https://appshunter.io/ios/app/coin-pusher/id1607048692) | — | Free | Games | | [Idle Painters](https://appshunter.io/ios/app/idle-painters/id1545190194) | 2.3 (3) | Free | Games | | [Poker Jam - Slice Master](https://appshunter.io/ios/app/poker-jam-slice-master/id1576315940) | 4.5 (29) | Free | Games | | [Petoshi](https://appshunter.io/ios/app/petoshi/id1626151700) | — | Free | Games | | [Knives for R](https://appshunter.io/ios/app/knives-for-r/id1630256200) | 4.5 (13,025) | Free | Games | ## More apps by Advance Nine LLC - [I Am Marble](https://appshunter.io/ios/app/i-am-marble/id1607752504) All apps by Advance Nine LLC: https://appshunter.io/developer/1507622040 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*