Not for Windows
but for Unix-like OS via ConnectBot.
Easy input Ctrl key.
Each key is small, but enough keys.
How to begin to use
1. install this app
2. open 'Settings'
3. tap '[Personal] Language & input'
# {
4. tap '[Keyboard & input methods] Current Keyboard'
5. tap 'CHOOSE KEYBOARDS' or 'SELECT MORE'
# } or {
4. tap 'Virtual keyboard'
5. tap 'Manage keyboards'
# }
6. set on this app to enable keyboard
publish source codes at
http://code.google.com/p/ctrlkeyboard/
