Convert OGG to M4R
Turn any OGG into a real iPhone ringtone. M4R files are AAC audio, cut to the 30-second limit iOS accepts.
- No upload — 100% private
- Fast, lossless when possible
- Free & unlimited
- Works on iPhone & Android
Keep this tab open — the conversion runs on your device, nothing is uploaded.
Add more files above to keep converting.
How to convert OGG to M4R
- 1
Tap Choose files and select one or more OGG files (or drag them in).
- 2
Check that M4R is selected. Use Advanced options for bitrate, channels or trimming.
- 3
Press Convert. Everything happens on your device — no upload, no waiting in a queue.
- 4
Your M4R downloads automatically. Converting several files? Grab them all as a ZIP.
OGG vs M4R
Both formats are lossy, so the audio is re-encoded once. Pick High quality to keep it as close to the original as possible, or Small for the smallest file.
| OGG | M4R | |
|---|---|---|
| Full name | Ogg Vorbis | iPhone Ringtone (AAC) |
| Type | Audio | Audio |
| Compression | Lossy | Lossy |
| Developed by | Xiph.Org | Apple |
| Introduced | 2000 | 2007 |
| Plays on iPhone | ◐ Partly / with an app | ✓ Yes |
| Plays on Android | ✓ Yes | ✕ No |
| Plays on Windows | ✓ Yes | ◐ Partly / with an app |
| Plays on Mac | ◐ Partly / with an app | ✓ Yes |
About OGG and M4R
OGG: OGG Vorbis is a free, open lossy audio format. Android uses OGG for its built-in ringtones and notification sounds, and many games and web apps rely on it.
M4R: M4R is the iPhone ringtone format. It is an AAC audio file (the same as M4A) with a different extension, and iOS only accepts ringtones up to 30–40 seconds long.
Frequently asked questions
How do I convert OGG to M4R on my phone?
How long can an iPhone ringtone be?
Will converting OGG to M4R reduce quality?
Is this OGG to M4R converter free?
Are my files uploaded to a server?
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