Take on the Challenge!
Test your brain and IQ by strategically summing up numbers to 64K doubling up from 2 to 4 to 8 to 16 and so on so forth. Use power ups if you're stuck.
Simple addictive brain training game with great chimes, sound effects and relaxing music. A great game to pass the time whilst commuting to and from.
Are you up for it? Challenge yourself, friends and family to reach the number 64k.
Need help? Use our 64K Challenge Walkthrough page or sign up and make your contribution today.
About 64K Challenge
64K Challenge is a free-to-play, puzzle and strategy game developed by Hoai Nam Nguyen, and is available for download on both iOS and Android devices. The app is compatible with iOS 8.0 or later on the following devices: iPhone 11 Pro, X, Xs, SE, iPhone 8, 7, 6, iPad Pro and iPad Mini.
Click the button or scan the QR code below to download 64K Challenge for iOS. Check out our downloads section to download 64K Challenge for android and other platforms.
App Rating & Updates
64K Challenge Add-Ons
The app is free and offers no in-app purchases.