Handy Counter | Control volume vs Time Delay calculator Uso e estatísticas
The counter can be operated with only the volume buttons.
Good feeling of pressing buttons with realistic operation!
Let's count things while having fun without stress!
- Apple App Store
- Gratuitos
- Serviços básicos
Ranking da Loja
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A calculator that can display calculation results with a delay to practice mental arithmetic.
>Mental arithmetic practice mode
Tap the timer key to turn on mental math practice mode.
Enter the formula as usual.
*Tap the timer key again to turn off the mental arithmetic practice mode.
Return to normal calculator mode.
- Apple App Store
- Gratuitos
- Serviços básicos
Ranking da Loja
- -
Handy Counter | Control volume VS. 
Time Delay calculatormarço 13, 2025