Используйте приложение APKPure
Историческую версию Fake Calculator можно получить на Android
Trick калькулятор, который возвращает неправильный ответ.
The fake calculator looks and behaves just like a real calculator. Only it returns the wrong answer close enough to the correct answer so it looks correct. Every now and then it will give the correct answer.
Trick your friends by replacing their calculator without them knowing.
Requires Permissions for adds:
INTERNET
ACCESS_NETWORK_STATE
ACCESS_WIFI_STATE
Upgrade to full version to remove the adds.