Convert MP3 to mono
Upload an MP3 file and mix it down to a single mono channel.
Upload an MP3 file and mix it down to a single mono channel.
The tool blends both stereo channels into a single mono channel and re-encodes the MP3. For spoken word this is usually pure win: at the same bitrate, mono spends every bit on one channel, so voice sounds cleaner or the file gets smaller.
Podcasters following the common mono-for-speech recommendation, IVR and phone systems that require single-channel audio, audiobook producers, and anyone trimming storage on voice archives. Music generally belongs in stereo; convert it only when a system demands mono.
Yes, the left and right channels are mixed together, so audio recorded on only one side ends up centered instead of lost.
At a matched quality level, mono speech files run noticeably smaller; exact savings depend on the bitrate chosen for the re-encode.
Yes, your file is processed in the browser without any upload.