Band-in-a-Box is an intelligent automatic accompaniment program. You can hear and play along to many song ideas and go from "nothing" to "something" in a very short period of time with Band-in-a-Box as your "on demand" backup band.


VArranger is described as 'PC arranger software, playing Yamaha, Roland and Ketron styles in realtime !' and is a music production app in the audio & music category. There are more than 10 alternatives to VArranger for Windows, Mac, Linux, Web-based and Self-Hosted. The best VArranger alternative is Band-in-a-Box. It's not free, so if you're looking for a free alternative, you could try JJazzLab or Sharp11. Other great apps like VArranger are Automated Composing System, FreePlay, Real-time Style Performer and Live-Styler.
Band-in-a-Box is an intelligent automatic accompaniment program. You can hear and play along to many song ideas and go from "nothing" to "something" in a very short period of time with Band-in-a-Box as your "on demand" backup band.


JJazzLab is a free Midi-based application which automatically generates backing tracks (a musical accompaniment) for any song. It’s a jam buddy to have fun improvising, learn new stuff or just practice your instrument. It’s also a great tool for teachers.


ACS helps you to create music by providing customizable styles that you use to algorithmically compose MIDI songs.



FreePlay is a true software based music accompaniment program that provides the same features and capabilities as an arranger keyboard. It works with any MIDI compatible music keyboard and sound module.

The Real-time Style Performer (RSP) gives you the ability to play musical styles created for Yamaha PSR musical instruments through a PC sound card.

The Live-Styler is a fully equipped, software based computer organ. With it you can optionally operate 3 top manuals, 2 middle manuals, 2 low manuals and 1 bass pedal. The Live-Styler includes a complete automatic accompaniment.

Transforms all (piano, synthesizer) keyboards into arranger keyboards with real time chords recognition! Creates complete MIDI music-arrangements with just simple drag and drop operations! Utilises, modifies and creates styles in Yamaha format!



The real-time arranger, to play characteristic accompaniments. nimbu computes song-related accompaniments from MIDI Files and loads and exports Yamaha styles. Every level of music can be edited in any way with undo / redo. Free trial edition.




Busker is a complete set of tools to create musical arrangements from sheet music (chords + melody staff). It uses Yamaha compatible styles (thousands can be downloaded for free) for auto-accompaniment.



AMac (the Accompaniment Machine) is a sophisticated program to create accompaniments for solo or group performances and to boost the power of digital keyboards.
