soundKonverter is a frontend to various audio converters. The key features are: Audio conversion. En-/decoding. Replay Gain. CD ripping. It is extendable by plugins and supports many backends. It supports reading and writing tags for many formats, so the tags are preserved when c.
Comments about soundKonverter as an Alternative to MP3Gain
This alternative is disputed. soundKonverter is a legitimate MP3Gain alternative, but it might have issues that some users think are important.
- soundKonverter is Free and Open Source
It's just a front-end that supports multiple converters that need to be installed separately, including an MP3Gain-like engine, which may not even be possible to install as-is on Linux, so it's misleading to say that because soundKonverter works on Linux it's a Linux equivalent to MP3Gain. It's far from such a thing.