Games like GoGrinder

Here are some great alternatives to GoGrinder by Tim Kington :
Multiplication Memorizer
Multiplication Memorizer
★4.5
Subtraction Memorizer
Subtraction Memorizer
★4.7
Division Memorizer
Division Memorizer
★4.5
Addition Memorizer
Addition Memorizer
★4.7
Go Master, Tsumego Go Problems
Go Master, Tsumego Go Problems
★4.8
Reading Trainer
Reading Trainer
★3.7
Tsumego Pro (Go Problems)
Tsumego Pro (Go Problems)
★4.6
Memory Games: memory training
Memory Games: memory training
★4.8
Go Master Pro, Go Problems
Go Master Pro, Go Problems
★5.0
How to play Go "Beginner's Go"
How to play Go "Beginner's Go"
★4.3
Stimy AI: Math Solver App
Stimy AI: Math Solver App
★4.0
Hactar Go
Hactar Go
★4.4
Go Game - BadukPop
Go Game - BadukPop
★4.5
Speed Reading — brain training
Speed Reading — brain training
★4.5
Nibble: Your Bite of Knowledge
Nibble: Your Bite of Knowledge
★4.3
Memorize Anything
Memorize Anything
★4.2