synthesizer
| Software | Description | OS | License | File Date | Comments | Power |
|---|---|---|---|---|---|---|
| Quacker v2.0 | Synthesizer. [VST] | Windows | Freeware | 2002-12-05 | 1 | 50db |
| Quartet X2 Music Studio | Multi-channel music creation tool, synthesizer, and recording studio. | Windows | Shareware | 2003-01-04 | 3 | 50db |
| QUODfm v1.5 | Multi-timbral software synthesizer, based on FM synthesis. [VST] | Windows | Demo | 2009-11-02 | 0 | 30db |
| 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 |
| Ravernator v5.8.4 | Bass and Stab Synthesizer, powered by the Wusik-Engine. [VST] | Windows | Demo | 2009-08-19 | 0 | 45db |
| Ravity v1.4.3 | PCM software synthesizer module. [VST] | Windows | Demo | 2005-11-03 | 3 | 55db |
| Ravity v1.4.3 | PCM software synthesizer module. [VST/AU] | Mac | Demo | 2005-11-03 | 1 | 60db |
| Reactable mobile 2.0.4 | Get the award winning Reactable synth on your mobile | iPhone | Paid | 2012-10-23 | 1 | 50db |
| 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 | 50db |
| Real Synth v1.0 | Virtual analog monophonic synthesizer. [VST] | Windows | Freeware | 2007-05-01 | 0 | 50db |
| Real-time Granular Synthesis v2.1 | Performs granular sound synthesis in real-time. | Mac | Shareware | 0 | 55db | |
| 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 | 55db |
| 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 |
| ReBirth v1.1 | Faithfully emulates dance music's three backbone devices: The Roland TB-303 Bass synth and the Roland TR-808 and 909 drum machines. | iPhone | Paid | 2010-07-09 | 0 | 35db |
| 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 |
| Rephrase v1.3 | Phrase editing virtual instrument. [VST] | Windows | Demo | 2009-02-26 | 0 | 50db |
| 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 |
| Rhythm Studio 1.07 | The Rhythm Studio is a mobile music workstation for the iPhone, iPod touch and iPad | iPhone | Paid | 2012-06-07 | 0 | 50db |
| RIP Vinyl | A free, monophonic VST synthesizer | Mac | Freeware | 2003-10-20 | 0 | 50db |
| Ritual v1.0 | Bass synthesizer. [VST] | Windows | Freeware | 2006-10-24 | 0 | 50db |
| RolloSONIC v1.0 | Mouse-based, freeform-modular sound-synthesis. | Windows | Shareware | 2007-05-14 | 0 | 45db |
| RTGS-X v2.2 | A real-time granular synthesis program for OSX. | Mac | Demo | 2007-01-22 | 0 | 40db |
| S.F.U.M. | Synth very much for the experimenters | Windows | Freeware | 2003-05-01 | 0 | 50db |
