Format Factory is a "Swiss Army Knife" for media files, offering several conversion and editing suites in one interface:

Format Factory, developed by Free-Time, has long been a popular freeware multimedia converter. Version represents a specific snapshot in the software's history, released several years ago.

The primary developer website usually hosts the latest version. For version 5.11.0.0, you will likely need to check the "Older Versions" section on reputable repository sites like Verification: