Editing software for Mac that will help you deal with popular audio file formats

Fission for Mac

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Fission 2.6.0

  -  12.83 MB  -  Demo
Free Download

Security Status

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Fission 2.6.0.


For those interested in downloading the most recent release of Fission for Mac or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

Download Fission 2.6.0

  • Fission 2.6.0 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    Fission 2.6.0 Screenshot 1
  • Fission 2.6.0 Screenshot 2
  • Fission 2.6.0 Screenshot 3

What's new in this version:

- Support for MacOS 11 (Big Sur) - Fission now has full compatibility with the forthcoming MacOS 11 (Big Sur)
- Opus Support - Playback of Opus audio files is now supported in Fission
- Compatible formats now offer up sample rates up to 384 kHz
- Devices with changing channel counts now appear correctly in Fission's output device selector
- A crash that could occur when no audio devices were present has been fixed
- Closing one window will no longer pause other windows
- AIFF files larger than specs allow will now load
- If the selected audio playback device disappears, Fission will pause as always. However, it will also now correctly fall back to the system's default output, without pinwheeling
- Improvements have been made for chapterized files
- Alignment corrections have been made for slider knobs
- Error reporting in Fission's Batch Converter has been updated and improved
- An erroneous “DRCI” tag has been adjusted, to the correct “ICRD” tag. In addition, “esds” AAC_SBR audio object types are now correctly supported
- Adjustments for AAC files provide better compatibility with legacy software
- Issues with the PNG color profile have been corrected
- The keyboard shortcut for Fission's “Start” window has been updated from command-1 to command-0, for consistency with other Rogue Amoeba apps
- Fission's Preferences window now provides details on anonymous data usage
- Factory resetting Fission now correctly sets the theme to “Match System”
- Several in-app art assets have been corrected for Retina displays
- Fission now requires MacOS 10.13 (High Sierra) or higher. If you're still on 10.12 (or lower), be sure to see our Legacy page

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