Hide your chat app into a simple calculator. Try it now!
zcalcu is a 2 in 1 chat and calculator app. This app can be swapped between a chat application and a simple calculator.
Its main features: -Setting the app type in calculator mode by calculate default secret key "17-08-1945". -Setting the secret key. -Change app type and icon between calculator and chat. -Chat a friend by a username with picture, and text.
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