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AUP AUP3
File conversion

Convert AUP to AUP3

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Is it possible to convert AUP to AUP3?
Yes - AUP converts to AUP3.

Simply open the legacy .aup in Audacity 3.0 or newer and save - it is saved forward as a single-file .aup3 project.

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Tested on macOS, Windows & Linux
Last verified Oct 2026

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How to convert AUP to AUP3

Converting a .AUP file to .AUP3 lets you open the content in software that prefers the .AUP3 format, though some details may change compared with the original. We are still putting together the list of programs that handle .AUP files.

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

About these formats

.AUP Audacity Project File

An AUP file is a legacy Audacity project file - an XML manifest that records your tracks and edits but stores almost no audio itself. The actual sound lives in a separate folder named _data…

Open .AUP details →
.AUP3 AUP3 File

A .AUP3 file is a data file used by specific software.

Open .AUP3 details →