Try It Editor HTML 1.9.6

Developed in html, css and javascript directly to your mobile device with this handy IDE for Android. You can immediately preview the result of your work and to save the same output in your external storage. You can also use the Quick Search and Replace commands, and finally the profit function autocompletion of tags.
Attention: You must submit button "Preview Result" before to save.
Release 1.7.3 - Now this project for Android is open source with license AGPL 3.0 - checkout on http://ulmdevice.altervista.org/tryithighlightcode

Note - In order to reopen the file html suggest using the application File Manager (Explorer)
Note - Attention if you export to PDF content you must first press the "Preview" button