Convert M4R to OGG
M4R is great for custom iPhone ringtones and text tones, but OGG is the better choice for Android notification sounds, games and open-source projects. Convert M4R to OGG in seconds, right in your browser.
- 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 M4R to OGG
- 1
Tap Choose files and select one or more M4R files (or drag them in).
- 2
Check that OGG 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 OGG downloads automatically. Converting several files? Grab them all as a ZIP.
M4R vs OGG
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.
| M4R | OGG | |
|---|---|---|
| Full name | iPhone Ringtone (AAC) | Ogg Vorbis |
| Type | Audio | Audio |
| Compression | Lossy | Lossy |
| Developed by | Apple | Xiph.Org |
| Introduced | 2007 | 2000 |
| Plays on iPhone | ✓ Yes | ◐ Partly / with an app |
| Plays on Android | ✕ No | ✓ Yes |
| Plays on Windows | ◐ Partly / with an app | ✓ Yes |
| Plays on Mac | ✓ Yes | ◐ Partly / with an app |
About M4R and OGG
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.
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.
Frequently asked questions
How do I convert M4R to OGG on my phone?
Will converting M4R to OGG reduce quality?
Is this M4R to OGG converter free?
Are my files uploaded to a server?
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