Apps like Pi Trainer

Here are some great alternatives to Pi Trainer by Koval Prod. :
Memorize Pi Digits - 3.14π
Memorize Pi Digits - 3.14π
★4.6
Ginkgo Memory & Brain Training
Ginkgo Memory & Brain Training
★4.1
Pi Answer Game - π Digits Game
Pi Answer Game - π Digits Game
★4.0
Memory Ladder - Memory Trainer
Memory Ladder - Memory Trainer
★3.8
Memory Games: memory training
Memory Games: memory training
★4.8
Flash Anzan Soroban Trainer
Flash Anzan Soroban Trainer
★5.0
Learning Numbers Easily
Learning Numbers Easily
★3.3
Pi Race
Pi Race
★4.1
Russian Number - Russian 123
Russian Number - Russian 123
★4.6
Numbers for kid Learn to count
Numbers for kid Learn to count
★4.4
Learn Numbers with Marbel
Learn Numbers with Marbel
★4.3
Pi Generator
Pi Generator
★5.0
Memory match game
Memory match game
★4.4
Learn Numbers 1 to 100 & Games
Learn Numbers 1 to 100 & Games
★3.4
Japanese Number - Japanese 123
Japanese Number - Japanese 123
★4.6
Memory IQ Test - Brain games &
Memory IQ Test - Brain games &
★4.0