Drumline: Batucada

Author, practice, and share Batucada rhythms - full drumline playback with breaks, count-in whistles, and per-instrument mixing. Fully offline.

Drumline is an offline-first Batucada (Brazilian samba percussion) rhythm library, editor, and practice tool. Write grooves and breaks for a full bateria, hear them played back with sample-accurate timing, and share them with your group.

RHYTHM LIBRARY

• Build a library of rhythms, each with its base groove and its own set of breaks
• Import and export rhythms to share with your bateria
• Simple and Advanced modes - start easy, unlock the full editor when you want it

PLAYBACK

• Sample-accurate native audio engine with real percussion samples
• Queue breaks on the fly, with calling audio and synced count-in whistles, just like a real ensemble
• On-screen break notes so you know what is coming
• Tempo control, tap tempo, and a metronome

PRACTICE PLAYLISTS

• Chain breaks in sequence, or shuffle them to train reaction time
• Choose which breaks are in the rotation and how many bars sit between them

MIXER

• Per-instrument volume, mute and solo
• Save your mix and reuse it

EDITOR

• Grid-based pattern editor for every instrument in the bateria
• Rolls, flams, velocity accents, and per-instrument beat subdivisions (including triplets)
• Multiple time signatures and multi-bar patterns
• Copy, paste, insert and clear bars, with undo and redo
• Pickup-bar breaks that start on beat 4 of the count-in

INSTRUMENTS

• Caixa, Repinique, Fundu, Dobrada, Timbao, Pandeiro, Agogo, Shaker and whistle, each with its own articulations
• Add your own samples to any articulation

EXPORT & SHARE

• Export any break, sequence, or groove as a WAV audio file
• Generate printable PDF notation
• Record your own audio takes with the microphone

Works completely offline. No account, no ads, no data collection.