Shutter Encoder is one of the better video, image and audio conversion software! It is designed by professionals processors video to be as accessible and effective as possible.
The Shutter Encoder uses FFmpeg for handling encoding, supporting almost every codec you've ever heard of, as well as others you haven't.
Η application it has a control panel that contains a lot of settings. In them there are various features of FFmpeg such as duplicate frame detection, framerate interpolation, analytical tools, and deinterlacing with many filters.
And if all of this scares you, you don't need to be a coding expert to use the Shutter Encoder app. If you are an expert you willpricethe application and the features it provides.
You can download the application for free from the link below. On the same page you will find helpful videos for using the program and read all the possibilities it offers you.
It is a cross platform, ie it works on Windows, Mac, and Linux.
https://www.shutterencoder.com/en/