Which format do WhatsApp voice notes use?

Generally OPUS (.opus). Convert to MP3 for full compatibility on any device.

Can I convert voice notes from my phone?

Yes. Save the file via Share and upload it to the online converter; it works on Android and iPhone.

Is there quality loss when converting to MP3?

MP3 is lossy, but 64–128 kbps for speech gives excellent clarity with compact size.

How do I reduce the MP3 size further?

Use a lower bitrate (e.g., 96 kbps) or the MP3 → smaller MP3 tool.

How do I move my voice notes to the PC?

Via USB, email/WhatsApp or cloud (Drive/Dropbox) and then convert to MP3 in the browser.

How should I organize my converted MP3s?

Name them with date + topic, e.g., 2025-08-28-interview-javier.mp3, to find them easily.

Convert voice notes to MP3 (WhatsApp, Telegram & Recorder)

Voice notes are usually saved as OPUS (WhatsApp/Telegram) or AMR/M4A/WAV if they come from your phone’s recorder. Converting them to MP3 ensures full compatibility and makes it easy to share them via email or messaging apps.

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Quick steps (mobile or PC)

Export the voice note from your app (Share/Forward → Save file).
Upload the file to the converter (OPUS, AMR, M4A, WAV, 3GP…).
Choose the quality (64–320 kbps depending on use) and click Convert.
Download the MP3 and test playback.

By source app

WhatsApp → usually .opus → convert OPUS to MP3.
Telegram → .ogg/.opus → use the same OPUS/OGG → MP3 converter.
Older recorders → .amr → convert AMR to MP3.
iPhone (Voice Memos) → .m4a → convert M4A to MP3.
Uncompressed → .wav → convert WAV to MP3.

Device-specific guides

Android

In WhatsApp/Telegram, long-press the audio → Share → Save to Downloads.
Open the converter in Chrome and upload the file.
Pick 64–128 kbps for voice (64 kbps if you need the smallest size) and convert.
Download the MP3 and share it or upload to the cloud.

iPhone (iOS)

In WhatsApp/Telegram, tap the audio → Share → Save to Files.
Open the converter in Safari, upload the file, and choose quality.
Download the MP3 to Files or share via WhatsApp/email.

PC/Mac

From WhatsApp Web/Telegram Desktop, download the audio (.opus/.ogg).
Open the converter, upload, and convert.
Use 64–128 kbps for speech; 192–320 kbps if there’s background music.

Which quality (kbps) should I choose?

Use	Recommended kbps	Channels	Notes
Voice notes / interviews	64–128 kbps	Mono	Excellent clarity with compact size.
Simple podcast (voice + light music)	128–160 kbps	Mono/Stereo	Better if there’s light background music.
Voice + strong music / music	192–320 kbps	Stereo	Maximum fidelity; larger files.

Tips for best results

Normalize volume if it’s quiet (e.g., with Audacity) after converting to MP3.
Avoid multiple lossy re-encodes (OPUS → MP3 → MP3…) to prevent quality loss.
Name your files with date + topic so they’re easy to find: 2025-08-28-interview-javier.mp3, 2025-09-02-meeting-note.mp3.
If the MP3 is too big, use MP3 → smaller MP3.
Privacy: files are processed only for conversion and deleted after the process completes.

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