Download a free M4A file (AAC audio in MP4 container). M4A is the format used by iPhone voice memos, iTunes purchases, and Apple Music downloads. Test M4A detection and playback in your app.
sample.m4a
120s · 128kbps · 44100Hz · stereo
sample-1mb.aac
60s · 128kbps · 44100Hz · stereo
sample-5mb.aac
300s · 128kbps · 44100Hz · stereo
sample-3mb.pdf
50 pages
sample-opus.ogg
120s · Opus · 96kbps · 48000Hz · stereo
sample-10kb.mp3
1s · 128kbps · 44100Hz · stereo
sample-1mb.wav
5s · 44100Hz · stereo · 16-bit