Download Free Converter Application in Python Using Tkinter GUI with Source code. Python Projects with Source code. Converter Application is a simple project developed in Python. Converter App contains a Python Script (converter.py). Converter Application is a GUI based Desktop Application in Tkinter which is user Friendly and very easy to understand. This Project contains only user side. This application converts different quantities like Area, Length, Weight, Temperatures and Currency units from one to other. This Project is very useful for educational purpose and Professional use.