Download APK from https://drive.google.com/file/d/1vENQd8VSiSqiE_N9WXIL1O-ifsNFLkFQ/view?usp=sharing
Allow install APK. Enjoy!
ONLY if you already have Android studio and environment for use react-native-cli
git clone https://github.com/elem15/calculator_react-native-cli_apk.git
cd calculator_react-native-cli_apk
npm i
npm run start