Free online AIF to APE converter

Source format: AIF

AIF usually refers to Audio Interchange File Format, an uncompressed audio container developed by Apple. It is widely used on macOS and in professional audio workflows for storing high-quality recordings, samples, and project audio. AIF files often contain PCM audio, which preserves original sound quality but can produce large file sizes. Typical uses include music production, sound design, archiving, and transferring audio between editing tools.

Target format: APE

APE is the file extension for Monkey’s Audio, a lossless audio format. It compresses audio without discarding data, so the decoded result matches the source exactly. The main advantage of APE is smaller file size than uncompressed audio while keeping full fidelity. It is commonly used for archiving music collections and preserving audio masters, though support in players and editors is more limited than for WAV or FLAC.

How to perform the conversion

The most reliable way to convert AIF to APE is with a desktop audio converter that supports both formats, such as Foobar2000 with the Monkey’s Audio encoder component, or a dedicated converter that can export APE. If you want to convert online, you can use the 101convert.com website for free without installing any software.

1. Open your converter and import the .aif or .aiff file.
2. Choose APE or Monkey’s Audio as the output format.
3. Select a compression level if the program offers one. Higher compression usually means slower encoding.
4. Set the output folder and filename.
5. Start the conversion and wait for the new .ape file to be created.

In Foobar2000, the workflow is typically File → Open to load the AIF file, then Convert → ... to choose APE as the output format. In other audio tools, the equivalent path may be File → Export or Convert, followed by selecting Monkey’s Audio.

Notes on quality, compatibility, or limitations

AIF to APE is a lossless-to-lossless conversion only if the source AIF contains uncompressed PCM audio. In that case, the audio quality remains unchanged, but the file may become smaller or larger depending on the content and compression settings. If the AIF file contains compressed or unusual audio data, not every converter will handle it correctly.

Compatibility is the main limitation: APE is less universally supported than WAV, FLAC, or MP3. If you need broad playback support, consider whether APE is the best target format for your workflow. Also, metadata and tags may not transfer perfectly between tools, so verify artist, album, and track information after conversion.