By Rogue Amoeba Software
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Crop and trim audio, paste in or join files, or just rapidly split one long file into many. Fission is streamlined for fast editing. Plus, it works without the quality loss caused by other editors, so you can get perfect quality audio even when editing MP3 and AAC files.
If you need to convert formats, Fission can do that too, with simple export or batch conversion to the MP3, AAC, Apple Lossless, FLAC, AIFF, and WAV formats.
Fission makes audio editing fast and easy - get it now!
What's New in Version 2.3.2
* Fission now has support for 32-bit AIFF and WAV files, as well as 24-bit and 32-bit CAFF files.
* Audio will now be heard sooner when outputting to certain problematic USB audio devices.
* Several improvements have been made to Fission's high-efficiency AAC (HE-AAC) modes.
* Many additional bug fixes have been made, including a fix for parsing rare AIFF files, ID3 tag reading improvements, and better handling of malformed files. Several rare crashes have also been prevented