EffectSaturation · Tube
Mr.Warmer
MrMoustacheIndie
12AX7 tube saturator12AX7 triode saturator with tilt EQ
Free
VST3AU+1Runs on Win · Mac
Free AU saturation plugins
3 free AU saturation plugins. Added since October 2026, newest first. Formats, OS, price and copy protection for each one.
Plugins
EffectSaturation · Cassette
PortaTwin
Pointless AudioAuto
Porta Two cassette stripTascam Porta Two-inspired cassette channel strip
Free
VST3CLAP+1Runs on Win · Mac
EffectSaturation · Distortion
GOAT
Eli & FloIndie
Fattener, saturationFattener and saturation with Beef, Bite and Mix
Free
VST3AURuns on Mac