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- WAV to OPUS
Convert WAV to OPUS
WAV takes about 10 MB per minute, which makes it hard to share or keep on a phone. Opus gives the best quality at low bitrates and is very efficient for speech.
- Free
- No sign-up
- Batch conversion
Why convert WAV to OPUS?
To convert WAV files to OPUS, drop them on the counter above.
Most files convert in seconds: no queue, no email address, and the OPUS result saves straight to your computer or phone.
How to convert WAV to OPUS
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Add your WAV files
Drag your WAV files onto the counter or pick them with Choose files. You can add several at once.
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Check the settings
The defaults suit most cases. Change quality, size or other options if you like; after a change, one click converts again.
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Conversion starts by itself
Each file is converted to OPUS and its row is stamped CONVERTED.
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Download your OPUS file
Get the file with Download. With several files you can download them all as one ZIP.
WAV vs OPUS
| Property | WAV | OPUS |
|---|---|---|
| Full name | Waveform Audio File Format | Opus Interactive Audio Codec |
| Type | Audio | Audio |
| Compression | Lossless | Lossy |
| Created by | Microsoft ve IBM | IETF (RFC 6716) |
| Year | 1991 | 2012 |
| Extensions | .wav .wave | .opus |
| MIME | audio/wav | audio/opus |
About the formats
WAV
Waveform Audio File Format
WAV usually stores audio with no compression at all (PCM). It is the lossless source for studio recording and editing, and its files are large.
OPUS
Opus Interactive Audio Codec
Opus is an open audio codec for speech and music with very low latency. WhatsApp voice notes are saved as .opus files.
Frequently asked questions
Is converting WAV to OPUS free?
Yes, completely free. No account, no daily limit, no watermark and no queue.
Does it work on a phone?
Yes. It works on iPhone, iPad and Android, with no app to install.
Is there a file size limit?
There is no size limit set by us. Files of hundreds of MB convert too; very large files take longer and are handled more comfortably on a computer than on a phone.
Other conversions
| Family | Give | → | Get | What you gain |
|---|---|---|---|---|
| OPUS | WAV | lossless, ready to edit · larger file | ||
| WAV | MP3 | plays on every device · smaller file | ||
| WAV | M4A | better than MP3 at the same size · smaller file | ||
| WAV | FLAC | lossless at half size | ||
| WAV | AAC | broadcast-grade audio · smaller file | ||
| WAV | OGG | open and royalty-free · smaller file | ||
| MP3 | OPUS | most efficient for speech · MP3 recording | ||
| M4A | OPUS | most efficient for speech · iPhone voice memo | ||
| AAC | OPUS | most efficient for speech · raw AAC stream | ||
| OGG | OPUS | most efficient for speech · Telegram voice message | ||
| FLAC | OPUS | most efficient for speech · smaller file | ||
| WMA | OPUS | most efficient for speech · old Windows Media audio |