Welcome to Fission

Fission is an audio editor designed with simplicity in mind. With it, you can quickly and easily trim and split audio files, all with no quality loss. You can also export from one format to another, batch convert a group of files, and even create iPhone ringtones. Fission makes audio editing simple, fast, and affordable.

Getting Started

This manual provides you with a useful overview of the application, including an outline of the interface, as well as details on using the application. We recommend a quick read-through, but you can also just dive in if you like. Refer back to this online manual for assistance at any time, right from Fission's Help menu.

Additional Assistance

The following resources will supplement a read-through of the manual and help you get the answers you need.

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Visit the Fission Support Center

Our searchable Fission Support Center provides answers to common questions, as well as tutorials, tricks, and more.

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Email Support

Rogue Amoeba's top-notch Support team is always ready to assist, both before and after purchase. Select Contact Support in the Help menu to get in touch. We're amazingly responsive, and strive to reply within 24 hours.

Information for Users of Previous Versions

If you've used Fission before, this information should prove helpful.

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Release Notes

The Release Notes window always provides a comprehensive list of improvements and fixes made to Fission. Access it from the in-app Help menu.

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Upgrading to Fission 2

If you purchased a license for Fission 1, you're eligible for a heavily discounted upgrade to Fission 2.

Fission Basics