Solid Hollow at App Store analyse

App power index: 100 (based on ranks around App Stores today)
Games Entertainment Action Arcade
Developer: WAN-SHENG CHEN
Price: 0 free
Current version: 1.1, last update: 7 years ago
First release : 14 Mar 2016
App size: 17.15 Mb
4.4 ( 7584 ratings )
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Estimation application downloads and cost

> 2.2k
Monthly downloads
~ $ 900
Estimation App Cost


This is a simple game. Its not hard but maybe not so easy.
You must relax and concentrate.
Tap to swap the top and bottom circle.
Solid collide with Solid.
Hollow collide with Hollow.

Sounds so easy?!
Try it!

- Support Game Center Leaderboard
- Colorbind friendly game
No search terms founded
Available in countries
Country Price
Canada free
China free
France free
Germany free
Italy free
Netherlands free
Portugal free
Spain free
Poland free
UK free
India free
Japan free
Poland free
Russia free
Turkey free
USA free
Korea, Republic Of free
Ukraine free
Available for devices
iPhone4, iPad2Wifi, iPad23G, iPhone4S, iPadThirdGen, iPadThirdGen4G, iPhone5, iPodTouchFifthGen, iPadFourthGen, iPadFourthGen4G, iPadMini, iPadMini4G, iPhone5c, iPhone5s, iPadAir, iPadAirCellular, iPadMiniRetina, iPadMiniRetinaCellular, iPhone6, iPhone6Plus, iPadAir2, iPadAir2Cellular, iPadMini3, iPadMini3Cellular, iPodTouchSixthGen, iPhone6s, iPhone6sPlus, iPadMini4, iPadMini4Cellular, iPadPro, iPadProCellular, iPadPro97, iPadPro97Cellular, iPhoneSE, iPhone7, iPhone7Plus, iPad611, iPad612, iPad71, iPad72, iPad73, iPad74, iPhone8, iPhone8Plus, iPhoneX,