You could have downloaded Gujarati Indic Input 3 1.1.2 from our software library for free. The program lies within Education Tools, more precisely Languages. This software was originally created by Webdunia.
From the developer:
It's a tool that give users a convenient way of entering text in Indian language
You may want to check out more software, such as Gujarati Indic Input, Gujarati Phonetic or Gujarati Unicode Himanshu, which might be similar to Gujarati Indic Input 3.
Reference
Reference