Version guide:
Fission.dmg (1.5.2) - 10.4-10.5
Fission 2.1.3 - 10.6
Fission 2.2.4 - 10.7-10.8
Fission 2.3.1 - 10.9
Fission 2.4.3 - 10.10
Fission 2.4.5 - 10.11
Fission 2.5.0 - 10.12
Fission 2.7.1 - 10.13
Fission 2.8.1 - 10.14
Fission 2.8.3 - 10.15

Use Fission to...

..losslessly edit MP3, AAC, Apple Lossless and AIFF files in both
mono and stereo. No re-encoding or switching formats means perfect
audio quality!

..edit iTunes Plus files with the world's only lossless AAC editor!

..copy and paste audio around a single file or between files, and
merge multiple files with a single drag and drop.

..break a long recording up, by using split to create multiple files
or remove unwanted audio, like commercials, from audio you want to
save.

Key Features
? Edit MP3, AAC, Apple Lossless, AIFF, and WAV files with no quality
loss
? Copy and paste audio within a file and between files
? Remove unwanted content, such as commercials, from your audio file
? Quickly split a long audio file into smaller files

New in 1.5.2
? Support for Mac OS X 10.5 (Leopard)
? Several other minor bug updates

New in 1.5
? Full audio insertion support
\+ Copy and paste audio within a single file
\+ Combine audio from other files and between audio formats
\+ Drag and drop files to append to existing audio
? Increase and decrease gain of audio selections
? Full support for cue sheets
? Auto-complete in Inspector fields
? Added Zoom to Selection command
? Added Album Artist tag to Inspector
? Several minor bugs fixed

..adjust audio volume by fading audio in and out, increasing or
decreasing the gain, or normalizing selections.

Name - Johnny Doe
Code - KRBA-A4D5-701B-BCAB-DA71-34AE-D429-3451-B076

[https://web.archive.org/web/20071103043416/http://www.rogueamoeba.com/fi...][1]

Unknown if it works in later versions. This software is uncracked. If
you like this software, consider buying the current version.

Compatibility
Architecture: PPC x86 (Intel:Mac) x64 (Intel:Mac)

Mac OS X 10.4.0 - macOS 10.15

  [1]: https://web.archive.org/web/20071103043416/http://www.rogueamoeba.com/fission/ (https://web.archive.org/web/20071103043416/http://www.rogueamoeba.com/fission/)