Open the app, add your M4A files, select MP3 as output format, and click Convert. You can use the core conversion features easily from the main interface.

Yes, you can add multiple files and process them simultaneously without limits. Just select all files and start the batch conversion from the main screen.

In the settings under Conversion > Output Quality, you can select options like bitrate, sample rate, and channels for optimal quality and size.

The app supports converting M4A, M4B, M4R, M4P to MP3, WAV, and other formats including AAC, OGG, FLAC, AIFF, WMA, etc., accessible via the conversion settings.

Use the auto mode or manually set bitrate and sample rate in the Conversion settings to balance quality and file size.

Yes, a single purchase grants you lifetime access to all features, with no recurring fees. You can buy and keep using it forever.

The app offers a one-time purchase model. No subscription is required; you buy once and enjoy lifelong use and updates.

First, ensure your app is updated. Restart your computer and try again. If issues persist, contact support through Settings > Help for assistance.

All processing is done locally on your computer, ensuring your files remain private and secure without uploading to any server.

In the settings menu, enable 'Auto shutdown' before starting your conversion to power off your device once the task is finished.