AppBrain's verdict
- Last updated
- September 19, 2026
- Size
- 49.1 MB
User feedback
Ratings and reviews on the App StoreComments on 1/2 one-half for iOS
We don't have enough comments to show example comments. Please check back later.
Store listing
By gravass, Inc., from the App StoreDescription by gravass, Inc. Written by the developer, not by AppBrain. Click to read.
A simple game: how many times in a row can you call a 50/50 correctly?
■ How to play
・Pick one of two: "L" or "R"
・On a hit, the probability of your streak so far is shown (1/2 → 1/4 → 1/8 …)
・On a miss, the streak goes into RECORDS and you start over
・Once per streak you can watch an ad to redo your choice (the answer is drawn again). Redo can be switched ON / OFF
■ Records
・RECORDS: how many times you reached each streak, and your total runs
・HISTORY: the winning side of your last 13 picks
■ Version 2.0.0 (complete remake)
・Rebuilt from the ground up with a new design
・Added hit / miss effects and haptic feedback
・After a miss, your last streak stays readable
・Redo is only offered when an ad is ready
・Supports iPad and larger text sizes
・Your existing records carry over
This app shows ads (banner, interstitial and rewarded).
Terms of Use: https://www.gravass.co.jp/apps/terms/
Privacy Policy: https://www.gravass.co.jp/apps/privacy/
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 49.1 MB
- Content rating
- Low
Technologies used by 1/2 one-half
Releases
Updates seen on the App Store- Version
- 2.0.0
- Launched
- July 2024
No changelog data
Alternatives
Similar apps and more from gravass, Inc.More from gravass, Inc.
Also available on Google Play
Rankings
App Store top chartsApp Store Rankings for 1/2 one-half
About the app and developer
About 1/2 one-half
1/2 one-half is a games app developed by gravass, Inc.
What is the rating of 1/2 one-half?
1/2 one-half has no ratings yet.
Is 1/2 one-half free?
1/2 one-half is free. The app size is 49.11 MB. The latest version available is 2.0.0. The last update was on September 19, 2026.
What are the requirements for 1/2 one-half?
The app has a content rating of Low Maturity. The app has been available on the App Store since July 2024.
1/2 one-half is made and published by gravass, Inc. AppBrain is an independent app data site and isn't affiliated with gravass, Inc. The app name, icon, screenshots and description belong to gravass, Inc. and are shown as published on the App Store.
Developer information for gravass, Inc.
Address:
Frequently asked questions about 1/2 one-half
Is 1/2 one-half free?
Yes. 1/2 one-half is free on the App Store.
Is 1/2 one-half still available?
Yes. 1/2 one-half is on the App Store, and the last update we saw was on September 19, 2026.
How large is 1/2 one-half?
1/2 one-half is 49.11 MB.
Is 1/2 one-half suitable for children?
App Store gives 1/2 one-half a low maturity rating, so it is meant for older children and up.
Who made 1/2 one-half?
1/2 one-half was developed by gravass, Inc. It is listed in the games category on the App Store.