Compare software

FabFilter TimelessValhalla Supermassive
Paid

Paid plug-in with a 30-day trial.

 Free

Free to download from Valhalla DSP.

Windows, macOS macOS
  • Flexible drag-and-drop modulation system
  • Built-in filters and effects in the feedback path
  • 22 distinct reverb and delay modes
  • Handles very long decays and repeating echoes
  • Runs only inside a plug-in host
  • Paid after the trial
  • Runs as a plugin inside other audio software, not on its own
  • Aimed at large, ambient effects rather than subtle room sounds
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.