M4A is the format iPhone Voice Memos and many phone recorders save in. Convert it to MP3 to play it on any device or upload it where only MP3 is accepted. Your audio stays on your device.
How do I convert M4A to MP3?
Choose your M4A file and the MP3 downloads when it is ready. Short files convert in seconds. Long recordings use a converter that downloads once, about 30 MB.
How do I convert an iPhone voice memo to MP3?
In Voice Memos, tap the recording, then Share and Save to Files. Open that .m4a file here.
What quality is the MP3?
192 kbps, which sounds the same as the original for speech and most music.
Is my audio uploaded?
No. Everything happens in your browser, so your file never leaves your device.