Important:
The app takes about 400Mb in internal storage as it contains IDE compiler and uploader for AVR and ESP8266. Make sure you have enough free space and it can't be currently installed on sd card because of Android security policy.

Features:
* onboarding
* open/edit Arduino/ESP8266 sketches
* example sketches and libraries included
* code syntax highlighting with themes support *
* code complete *
* real-time diagnostics (errors and warnings) and fixes *
* file navigator *
* tiny built-in software keyboard *
* compile sketches (no root required)
* upload sketches over USB (any ESP8266 boards Arduino Uno/Uno_r3 Duemilanove Nano Mega 2560 Leonardo Micro/Pro Micro Pro Pro Mini Yun Esplora Robot Control Robot Motor boards are supported android devices with USB-host support required) and WiFi (OTA for ESP8266)
* serial monitor
* works offline (no internet connection required)
* Dropbox support
* Google Drive support
* material design

App blog:
https://www.arduinodroid.info

Troubleshooting:
https://www.arduinodroid.info/p/troubleshooting.html

Advanced paid features (marked with *) review:
https://www.arduinodroid.info/p/advanced-features.html

See also CppDroid app:
https://www.cppdroid.info

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