synth
| Software | Description | OS | License | File Date | Comments | Power |
|---|---|---|---|---|---|---|
| Prometheus X v1.0 | Wave-sequencing sampler with the same features as DBU's flagship Prometheus. [VST] | Windows | Demo | 2008-11-12 | 0 | 45db |
| Prophet V 2.5 | Hybrid of two synthesizers the Prophet 5 and the Prophet VS. [VST/DX] | Windows | Demo | 2011-12-27 | 0 | 55db |
| Prophet V v2.5 | Hybrid of two synthesizers the Prophet 5 and the Prophet VS. [VST/AU] | Mac | Demo | 2011-12-27 | 0 | 50db |
| ProtoPSG v0.0.5 | 8 voice poly PSG sound board synthesizer. [VST] | Windows | Freeware | 2005-02-09 | 0 | 55db |
| Proxima Controller v1.0 | Keyboard and mouse-based MIDI controller. | Windows | Freeware | 2006-12-01 | 1 | 65db |
| Pure-D16/24Grain 1.80 | An experimental "Grain synth" [VSTi] | Windows | Demo | 2011-03-04 | 0 | 45db |
| Pure-Pten v1.5 | Virtual analogue synthesizer with a combination of Frequency Modulation (FM), Ring Modulation (RM), Oscillator Sync, Distortion and Subtractive Synthesis. [VSTi] | Windows | Demo | 2009-10-08 | 0 | 45db |
| Q for Intel | Q is an interactive music software. | BeOS | Freeware | 1999-01-21 | 0 | 35db |
| Q for PPC | Q is an interactive music software. | BeOS | Freeware | 1999-01-21 | 0 | 35db |
| Qsynth v0.3.7 | Fluidsynth GUI front-end application. | Linux | Freeware | 2013-04-22 | 0 | 55db |
| quadraSID v1.6.0 | SID emulator software synthesizer. [VST] | Windows | Shareware | 2007-03-13 | 1 | 55db |
| quadraSID v1.6.0 | SID emulator software synthesizer. [VST] | Mac | Shareware | 2007-03-13 | 3 | 55db |
| QUODfm v1.5 | Multi-timbral software synthesizer, based on FM synthesis. [VST] | Windows | Demo | 2009-11-02 | 0 | 35db |
| rack747 | A groovebox style synth combining emulated analog synthesis with a flexible wavetable drum module, and a cheesy 16 note sequencer. | BeOS | Demo | 1998-11-03 | 0 | 45db |
| Radium | Subtractive analog synthesizer [VSTi] | Windows | Freeware | 2011-01-10 | 0 | 60db |
| Rainbow VST Synth 2.5 | 4 oscillators synth plugin for VST | Windows | Shareware | 2002-08-31 | 1 | 55db |
| Rapture v1.2 | Wavetable synthesizer. [VST/DX]. | Windows | Demo | 2009-05-01 | 0 | 50db |
| Rapture v1.2 | Wavetable synthesizer. [VST/AU] | Mac | Demo | 2009-05-01 | 0 | 45db |
| REAKTOR SESSION | Range of synths, beat-loopers, samplers, effects and more [win] | Windows | Demo | 2003-10-15 | 1 | 45db |
| REAKTOR SESSION 1.04 | Range of synths, beat-loopers, samplers, effects and more [osx] | Mac | Demo | 2003-10-15 | 0 | 40db |
| REAKTOR SESSION 1.04 | Range of synths, beat-loopers, samplers, effects and more. [mac] | Mac | Demo | 2003-10-15 | 0 | 45db |
| Real Synth v1.0 | Virtual analog monophonic synthesizer. [VST] | Windows | Freeware | 2007-05-01 | 0 | 50db |
| Reality v1.0 | Emulation of the Realistic MG-1, a synth that was sold by Radio-shack but was made by the Moog company. [VST] | Windows | Freeware | 2010-04-30 | 4 | 50db |
| Rebirth RB-338 v2.0.1 | Software emulation of TR-303s and one TR-808. | Mac | Freeware | 2005-09-01 | 5 | 85db |
| Rebirth RB-338 v2.0.1 | Software emulation of TR-303s and one TR-808. | Windows | Freeware | 2005-09-01 | 118 | 85db |
| Reese Machine v1.0 | Monophonic subtractive synthesizer. [VST] | Windows | Demo | 2009-09-18 | 0 | 40db |
| Renegade v1.3 | Combines the warm and organic analog sound with the sharpness, toughness and preciseness of digital. [VST] | Windows | Demo | 2009-02-12 | 0 | 45db |
| retro-GS01 v1.0.1 | SID inspired virtual analogue synthesizer. [VST] | Windows | Demo | 2007-04-02 | 0 | 45db |
| Rhino v2.12 | Hybrid FM Synthesizer. [VST] | Windows | Demo | 2013-05-13 | 0 | 65db |
| Rhino v2.12 | Hybrid FM Synthesizer. [VST/AU] | Mac | Demo | 2013-05-13 | 0 | 65db |
