Free massive delay and reverb plugin with 22 out-of-this-world echo/reverb modes.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
Checked September 2026
Best Raum alternatives (2026)
The closest Raum alternatives are Valhalla Supermassive, Valhalla VintageVerb, Valhalla Room, based on overlapping categories and operating systems. Raum is best for ambience and sound design reverb and starts at Free.
22 classic digital reverbs and 3 color modes inspired by 1970s-1980s hardware reverbs.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supportedVersatile true-stereo algorithmic reverb with twelve original reverberation algorithms.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supportedAlgorithmic pitch-shifting reverb built for huge, ethereal shimmer-style ambiences.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supportedAlgorithmic reverb with musical Brightness/Character/Distance controls and Decay Rate EQ.
VST3supportedAUsupportedAAXsupportedCLAPsupportedWINsupportedMACsupportedLNXnot supportedFree high quality plate reverb with a vintage 80s character.
VST3supportedAUsupportedAAXsupportedCLAPsupportedWINsupportedMACsupportedLNXsupportedA free algorithmic reverb implementing a classic stereo reverb algorithm with plate-to-hall sounds.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported- FREE
u-he
u-he Protoverb
A free experimental room-simulator reverb that builds resonances from randomized delay networks.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXsupported - FREE
Michael Willis
Dragonfly Reverb
A bundle of free reverb plugins for Linux, macOS and Windows.
VST3not supportedAUnot supportedAAXnot supportedCLAPnot supportedWINsupportedMACsupportedLNXsupported - FREE
HoRNet
HoRNet Molla
A free physically modeled spring reverb.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
Questions people ask
Valhalla Supermassive is the closest match: it is best for massive reverbs, harmonic echoes, space sounds and starts at Free.
Yes: Valhalla Supermassive, Valhalla VintageVerb, Valhalla Room, Valhalla Shimmer, FabFilter Pro-R 2, TAL-Reverb-4, Voxengo OldSkoolVerb, u-he Protoverb, Dragonfly Reverb, HoRNet Molla.