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Frequently asked questions
Can I join files in different formats?
Yes. Each file is normalised to 44.1 kHz stereo before joining, so you can mix MP3, WAV, M4A or OGG.
What format is the download?
Always MP3 at 192 kbps, whatever the format of the originals.
Is Join Audio Files free to use on Toolkoa?
Yes, the Join Audio Files tool is 100% free, unlimited and requires no sign up or installation.
Are my files sent to any server when using Join Audio Files?
No. Every operation on Toolkoa is processed privately and locally, directly in your own browser.
Do I need to install anything to use Join Audio Files?
Nothing to install. Join Audio Files runs in any modern desktop or mobile browser, and once the page has loaded you can keep using it without relying on the connection.