Mono or stereo
Switch your audio between mono and stereo.
Make a recording half the size in mono, or duplicate a mono sound across two channels, and change the sample rate.
Stereo · 44.1 kHz · 8.4 MB
Mono · 4.2 MB
Fast and simpleResults in just a few clicks.
Mono or stereoOne or two channels.
Pick your sample rate44.1, 22.05, or 16 kHz.
Local processingYour sound stays on your device.
Mono or stereo in seconds
Three simple steps, no installation required.1ImportAdd your audio files from your device.
2Choose the channelsChannels, sample rate, and format.
3DownloadGet your files, in ZIP if needed.
Everything you need with "Mono or stereo"
1 channel
Mono
Half the file size.
2 channels
Stereo
Sound from both speakers.
44.1
44.1 kHz
CD quality.
16
16 kHz
Plenty for voice.
MP3
4 formats
MP3, WAV, M4A, or WebM Opus.
.zip
ZIP download
One archive when you process several files.
Designed for your audio files
See all toolsmono-voice.mp3
Voice only
A file half the size
stereo-restored.mp3
Old file
Bring it back to stereo
mono-message.mp3
Sending
Get under an attachment limit
mono-clip.mp3
Website
Reduce a clip’s file size
Your audio files belong to youYour audio files stay on your device: nothing is uploaded, everything stays private.
Simple. Private. Reliable.Use "Mono or stereo" with complete peace of mind.
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