Download and try the free version https://play.google.com/store/apps/details?id=com.foxdebug.acodefree

Open-source project: github.com/deadlyjack/code-editor

Acode is a lightweight yet powerful code editor and web IDE for android. You can use this editor for editing HTML JavaScript text.

You can create a website run the website in the browser and see errors or logs in the console.
Also edit any kind of source file like python CSS HTML Java JavaScript Dart etc.

NOTE: You cannot run programs other than HTML MarkDown and JavaScript which means you cannot run Python PHP Java C/C++ etc but you can use Termux alongside Acode to run these programs.

Features
1. No ads
2. Edit any file from your device.
3. GitHub support
4. FTP/SFTP support
5. Supports syntax highlighting for 100+ programming languages
6. Dozens of themes
7. User friendly
8. In-app HTML/MarkDown preview
9. Interactive JavaScript console
10. In-app file browser
11. Open source
12. Supports 50000+ lines
13. Fast workflow
14. Open more than one file
15. Customizable
16. Keyboard shortcuts
17. File recovery
18. File management