Chris Mayer
Brain App
PaidFeatured "What's Hot" by Apple in almost 30 countries! Brain App uses simple rapid-fire exercises to help keep your mind sharp by stimulating...
iOSBrain App
Trial versionUse simple math to help keep your mind sharp.
MacCalcSnap for Windows 8
Trial versionGenerate and share on-screen printout of your equations or calculation.
WindowsBrain App for Windows
Trial versionGive your mind a workout with fun brain exercises.
WindowsBrain App XL
Paid"Hands down a 5 star app that everyone should download and practice at least once a day!" -
iOS