Donationware for touchqode free.
View and edit source code on Android phone. Touchqode PRO is a true mobile code editor that comes with syntax highlighting, autocomplete and other features found in a desktop IDE.
You can try free edition before buying. Support touchqode development by buying this PRO version.
Alternative to vim or emacs over the terminal. Works great as text editor, notepad or HTML editor. Install and start programming now.
More info on: http://goo.gl/00A1E
Tip of the day: if you need more symbols ($, #, |, @, %) press ALT+Tab on the keyboard to access symbol keyboard.