Numberblocks Band Online Sequencer (2025) by mrZavodila
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TITLE
BPM
Title
Instrument
  • Select/deselect notes
  • Select/deselect markers
  • Save a copy
  • Save offline
  • Export MP3
  • Export WAV
  • Export MIDI
  • Import MIDI/Sequence File
  • Fast graphics
  • Invert
  • Minor ⇄ Major
  • Reverse Selection
  • Humanize Selection
  • Legatomize Selection
  • Fade In Selection
  • Fade Out Selection
  • Stretch Selection
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Connect a MIDI keyboard.
Record keyboard and MIDI inputs.
Snap recorded notes to the grid.
Filter recorded notes using the key guide.
Play a metronome. When recording, gives a 4 beat lead in.
OnlineSequencer.net is an online music sequencer. Make tunes in your browser and share them with friends!