Audio Format Comparison

APE vs FLAC: Monkey's Audio vs Free Lossless Audio Codec

Both APE and FLAC are lossless audio codecs — they compress audio without any quality loss. APE (Monkey's Audio) achieves slightly better compression ratios but at the cost of significantly slower encoding/decoding and much narrower software support. FLAC is faster, more compatible, and the de facto standard for lossless audio outside Windows-centric audiophile communities.

APEvsFLAC

Quick Verdict

Use APE when…

Use APE only if you need maximum compression and your entire playback chain supports it — Windows with Monkey's Audio plugin, or specific audiophile players. APE's extra compression saves a few percent of disk space at the cost of CPU overhead.

Use FLAC when…

Use FLAC for all practical lossless audio use. FLAC is supported everywhere: Android, Linux, Plex, Jellyfin, Roon, every DAW, most hardware media players, and the vast majority of music software. FLAC is the universal lossless standard.

APE vs FLAC: Feature Comparison

Feature	APE	FLAC
Compression ratio	Excellent (slightly better than FLAC)	Very good
Encoding speed	Slow	Fast
Decoding speed	Slow	Fast
Android support	Requires app	Native (Android 3.1+)
Linux support	Limited	Native
Streaming server support	Poor (Plex/Jellyfin)	Excellent
Seeking in file	Slow	Fast

When APE wins

✓Compression ratio: Excellent (slightly better than FLAC)
✓Encoding speed: Slow
✓Decoding speed: Slow

When FLAC wins

✓Compression ratio: Very good
✓Encoding speed: Fast
✓Decoding speed: Fast

Frequently asked questions

How much smaller is APE than FLAC?

APE at maximum compression is typically 3–8% smaller than FLAC at its maximum compression level. For a 500 MB FLAC album, the APE version might be 460–480 MB. The difference is measurable but rarely meaningful given modern disk sizes. The compatibility and speed trade-off makes FLAC the better choice in virtually every scenario.

Can I convert APE to FLAC without losing quality?

Yes — both are lossless codecs. Converting APE to FLAC decodes to PCM and re-encodes losslessly. The resulting FLAC file is bit-for-bit identical to the audio in the APE file. Use FFmpeg: `ffmpeg -i input.ape -c:a flac output.flac`. Or fre:ac: add APE files → set output to FLAC → Convert. The MD5 checksum of decoded audio from both files will match.

Why do some audiophile communities prefer APE?

APE has roots in Windows audiophile communities from the early 2000s, when it was one of few lossless options. Some audiophile forums and communities established APE as the sharing standard before FLAC matured. The preference is largely historical — there's no audible advantage to APE over FLAC, and technically FLAC is superior in every practical dimension except raw compression ratio by a small margin.