Vi-Editor online to change the speed of the whole file or any of its part. You can slow down or speed up the following formats: mp3, wav, flac.
Read a guide
You can add a file from your PC or upload it from Vkontakte:
To upload a file from Vkontakte, use thetab
To slow down an audio proceed as follows:
Select a file and push the buttonbelow the player.
You also can share the file via social media or save it to Google Drive (Pic 4).