KAR to MP3 KAR to MP3

Render karaoke MIDI notes as instrumental MP3 audio. KAR stores MIDI notes and may include lyrics, not a recorded singer. Lyrics are not sung or embedded as a video; instrument sound depends on the server synthesizer and sound bank. MP3 does not retain editable notes or karaoke timing. This form has no voice, sound-bank or bitrate selector.

Conversion settings

Choose settings before adding files. The same settings apply to the whole batch.

Conversion settings
More options

Lossy conversion cannot restore detail missing from the source. Compression presets for lossless formats change file size and processing time, without reducing sound quality.

Choose File KAR → MP3 Drag & drop files here … (or click to select files) or drop an archive with files Upload file

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Free uses and credits

One successful conversion is free per account, once across all file converters. After that, each source file is charged at the displayed rate.

Cost in credits: 1. / 10 min

Price list
Duration credits
00:01:00 1
00:10:00 1
00:30:00 3
01:00:00 6
02:00:00 12

The exact price is shown before processing starts.

Credits or a free use are spent only after the results are saved. Getting the same ready files again is free.

Paid durations are rounded up to the stated block. You never pay more than the confirmed price. Maximum file limits remain unchanged.

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Credits or a free use are spent only after the results are saved. Getting the same ready files again is free.

Quick start

Render karaoke MIDI notes as instrumental MP3 audio.

  1. Upload a valid KAR MIDI file
  2. Render the notes and encode MP3
  3. Listen to the instruments and check duration

Supported formats

This converter shows the accepted source formats and the result format.

Input files
KAR OGA OGG WMA MP2 MP3 MPGA VOC FLAC WAV OPUS MPC 3GA MKA MMF M4A M4P M4R AMR MID MIDI AAC AC3 APE AIF AIFF RA RM CAF EAC3 WEBA IMY MXMF OTA RTTTL RTX XMF AWB
Result
MP3

A damaged file or a non-standard codec can still fail even when the extension is supported.

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