You may need to play around with the spelling to get the correct farsi words , but it does a very good job at what it is designed to do. A farsi spell checker in the program in future releases would resolve that.
سلام این برنامه چیرا خراب شد
Karbordie Vagean jaleb bod
Min blowing .
Use Persian Keyboard for Persian typing using English Letters(صفحه کلید فارسی )