IS1: Hardest Horror Platformer150 - Google Play
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Publisher Description
Jump over mystical traps on dark platforms with red cube! Impossible to complete
IS1 – The World's Hardest 2D Horror Platformer | Impossible Story (ıs1)
Impossible Story 1, or IS1, invites you to a unique 2D platform adventure filled with challenging traps, dark mysteries, and a deep, captivating story. This impossible story1 is known as one of the hardest games in the world, testing not only your reflexes but also your intelligence, patience, and even your rage limits.
Each level features various high-difficulty traps, complex puzzles, and terrifying enemies that will keep you on edge. The dark world, combined with mesmerizing retro pixel art, makes the IS1 experience unforgettable.
If you're looking for action, horror, tough puzzles, and a mysterious, heavy yet immersive story, IS1 is just for you! The first game in the Impossible Story series is ready to push your limits and truly test you.
If you’re ready, the world’s hardest indie 2D horror platformer is waiting for you and your rage limits!
This is one of the toughest platformers you'll ever play. Only the most determined players will uncover the great mystery hidden deep within this cursed world.
For fans of Impossible game, Limbo, Super Meat Boy, Dere Evil, and Geometry Dash...
About IS1: Hardest Horror Platformer
The company that develops IS1: Hardest Horror Platformer is GamE HunteR. The latest version released by its developer is 150.
To install IS1: Hardest Horror Platformer on your Android device, just click the green Continue To App button above to start the installation process. The app is listed on our website since 2026-08-12 and was downloaded 0 times. We have already checked if the download link is safe, however for your own protection we recommend that you scan the downloaded app with your antivirus. Your antivirus may detect the IS1: Hardest Horror Platformer as malware as malware if the download link to com.DefaultCompany.ImpossibleStory is broken.
How to install IS1: Hardest Horror Platformer on your Android device:
- Click on the Continue To App button on our website. This will redirect you to Google Play.
- Once the IS1: Hardest Horror Platformer is shown in the Google Play listing of your Android device, you can start its download and installation. Tap on the Install button located below the search bar and to the right of the app icon.
- A pop-up window with the permissions required by IS1: Hardest Horror Platformer will be shown. Click on Accept to continue the process.
- IS1: Hardest Horror Platformer will be downloaded onto your device, displaying a progress. Once the download completes, the installation will start and you'll get a notification after the installation is finished.
Program Details
System requirements
Download information
Pricing
Version History
version 150
posted on 2026-08-12
Premium version now available!
Unlock all stages and remove all ads with a single purchase.
Critical issue in level 41 resolved.
5 fresh stages have been added for free!
Overall ad frequency lowered by 12%.
version 142
posted on 2025-03-31
Lwl passed bug fixed
Added sprite to buttons.
Premium version added.
Enjoy an ad-free experience and unlock all levels!
Bug on level 41 is fixed.
Additionally, 5 new levels have been added for free.
Ads have been reduced by 12%.
version 141
posted on 2025-03-19
version 140
posted on 2025-03-14
Added sprite to buttons.
Premium version added.
Enjoy an ad-free experience and unlock all levels!
Bug on level 41 is fixed.
Additionally, 5 new levels have been added for free.
Ads have been reduced by 12%.
version 121
posted on 2025-03-02
Premium version added.
Enjoy an ad-free experience and unlock all levels!
Bug on level 41 is fixed.
Additionally, 5 new levels have been added for free.
Ads have been reduced by 12%.
version 98
posted on 2025-02-22
Bug at Level 4 fixed
Added to pass the level by watching ads
Music on/off fixed
Fixed an issue with music
Added in-app purchase, now you can remove ads or you can buy various items
Added total death count indicator
Advertising decreased
Market bugs fixed
Updated Equipment/Shop
Jump and tail effects have been updated
Added ads for Free version only...
Added warning for epilepsy patients to login screen
Optimization improvements have been made
version 85
posted on 2025-02-10
Added to pass the level by watching ads
Music on/off fixed
Ad issue fixed
Fixed an issue with music
Added in-app purchase, now you can remove ads or you can buy various items
Added total death count indicator
Advertising decreased
Market bugs fixed
Updated Equipment/Shop
Jump and tail effects have been updated
Added ads for Free version only...
Added warning for epilepsy patients to login screen
Optimization improvements have been made
version 77
posted on 2024-10-23
Music on/off fixed
Ad issue fixed
Fixed an issue with music
Added in-app purchase, now you can remove ads or you can buy various items
Added total death count indicator
Advertising decreased
Added to pass the level by watching ads
Market bugs fixed
Updated Equipment/Shop
Jump and tail effects have been updated
Added ads for Free version only...
Added warning for epilepsy patients to login screen
Optimization improvements have been made
version 45
posted on 2022-05-19
Fixed an issue with music
Added in-app purchase, now you can remove ads or you can buy various items
Added total death count indicator
Advertising decreased
Added to pass the level by watching ads
Market bugs fixed
Updated Equipment/Shop
Jump and tail effects have been updated
Added ads for Free version only...
sound mute issue fixed
Added warning for epilepsy patients to login screen
Optimization improvements have been made
version 44
posted on 2022-04-05
Added in-app purchase, now you can remove ads or you can buy various items
Added total death count indicator
Advertising decreased
Added to pass the level by watching ads
Market bugs fixed
Updated Equipment/Shop
Jump and tail effects have been updated
Added ads for Free version only...
sound mute issue fixed
Added warning for epilepsy patients to login screen
Optimization improvements have been made
Disclaimer
Official Google Play Link
We do not host IS1: Hardest Horror Platformer on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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