Unikode for Thai 3.1 is a curious program to make your normal keyboard in Thai characters. Work with XP, Word and MSN Messenger programs included.
To use it, you just have to open the application where you want to type Thai and click on the symbols and Unikode allows the user to choose the keyboard method in the configuration.
For proper operation you need to have previously installed NET Framework 1.1 or higher, if you do not have them you can download them by clicking on this link.
You can free download Unikode for Thai 32, 64 bit and safe install the latest trial or new full version for Windows 10 from the official site.