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Flex Music Labs

Buy

Pay once. No subscription.

Try each program first: the free demo never expires. What the demo leaves out.

ComposerFlex

$69
One-time purchase

Composes complete solo-piano songs and plays them as it writes. It saves your songs and keeps each one as a MIDI file.

Plays out of the box. It comes with PianoFlex Player. Add PianoFlex for 33 presets and every slider.

Buy ComposerFlex

PianoFlex + ComposerFlex

$119
One-time purchase. $29 less than buying each.

ComposerFlex writes the songs, and PianoFlex plays them on any of its 33 presets, shaped as you like. One license key unlocks both.

Buy both

PianoFlex

$79
One-time purchase

A complete piano to play and shape, as a program of its own and as a VST®3 plugin. It records what you play and renders MIDI files to audio.

Buy PianoFlex

Prices in US dollars. Sales tax or VAT, where it applies, is added at checkout. Both programs run on Windows 11, 64-bit.

What you get

  • Your license key by email, usually within minutes of buying
  • A license for one person, to use on all of their own computers
  • A key tied to your email address: enter both once for each Windows user on each computer
  • No account and no online activation
  • For PianoFlex, one license for the program and the plugin

Refunds

If a program isn't right for you, ask within 14 days for a full refund. No questions asked. See the refund policy.