Doctor Synth’s Favorite Free Effects:
Tools I keep in my toolbox
Please donate to the creators if you use their downloads.

Audio Damage – Rough Rider 3 – distortion
https://audiodamage.com/pages/free-downloads
Blue Cat Audio – Free Pack – Chorus, Flanger, Amp, FreqAnalyst, Gain Suite, Phaser, Triple EQ
https://www.bluecataudio.com/Products/Bundle_FreewarePack/
Cableguys – PanCake 2 – panning control
http://www.cableguys.com/pancake.html
Caelum Audio – Flux Mini + Tape Cassette 2 – Synchronized amp & filter custom envelope + cassette tape effect
https://www.caelumaudio.com/CaelumAudio/?Page=Products
Camel Audio – Camel Crusher
https://www.audiopluginsforfree.com/camelcrusher/
Camel Audio is no longer in business, having been consumed by Apple
Digital Fish Phones – Fish Fillets -Blockfish compressor, Floorfish gate, Spitfish de-esser
http://www.digitalfishphones.com/main.php?item=2&subItem=5
Ignite Amps – Electric Bass & Electric Guitar amplifier models and effects
http://www.igniteamps.com/#software

  • Libra – 8 channel impulse response convolver for cabinet simulation
  • Emissary – dual channel tube amplifier emulation
  • NadIR – dual impulse response convolver (simpler than Libra 8)
  • Profet-1 – high gain distortion preamp / stomp box effect, won the KVR Developer Challenge 2018
  • NRR-1 – three channel tube preamp
  • The Anvil – three channel tube preamp
  • TPA-1 – Class AB tube power amplifier
  • SHB-1 – Extreme Bass amplifier
  • PTEq-X – Emulation of 3 passive equalizers
  • TSB-1 Tyrant Screamer – Inspired by the 808 overdrive pedal but modified to make it suitable for downtuned guitars
  • TS-999 SubScreamer – overdrive pedal for guitar
IKM Amplitube 5 Custom Shop IK Multimedia – AmpliTube 5 Custom Shop – Guitar Amp & FX
https://www.ikmultimedia.com/products/amplitube5cs/?pkey=amplitube-5-cs
IKM T-RackS 5 Custom Shop IK Multimedia – T-RackS 5 Custom Shop – Mixing & Mastering Plugins
https://www.ikmultimedia.com/products/tr5cs/?pkey=t-racks-custom-shop
iZotope Vinyl – creates the crackle and hiss of your old LPs.
https://www.izotope.com/en/products/vinyl.html
Kilohearts – Toolbox Free
https://kilohearts.com/products/kilohearts_toolbox#free

  • 3-Band EQ
  • Chorus
  • Delay
  • Gain
  • Limiter
  • Stereo
Klanghelm Audio Plugins

  • DC1A Compressor
  • IVGI saturation & distortion
  • MJUC jr variable tube compressor

https://klanghelm.com/contents/main.php

Melda Production – MFreeFX Bundle – a collection of 37 tools including analyzers, panning, comb filters, tremolo
https://www.meldaproduction.com/MFreeFXBundle

Metric Halo – Thump – adds sub frequencies to improve the weight of bass and drum parts.
https://mhsecure.com/metric_halo/products/software/thump.html
Penecheg Tremolo Pecheneg – Tremolo – allows LFO modulation adjustments and synchronization with host DAW

Pecheneg Tremolo


PSP Audioware – Pianoverb – Piano string reverberation
https://www.pspaudioware.com/products/psp-pianoverb
PureMagnetik – Driftmaker – Delay Disintegration Device
https://puremagnetik.com/collections/free-plugins
They provide additional free tools if you join their Patreon.
Sir Audio Tools – Sir2 convolution reverb
https://www.siraudiotools.com/sir2.phpEchoThief Impulse Response Library – to use with convolution reverbs
http://www.echothief.com/?page_id=261%20target=Waves Impulse Response Library
https://www.waves.com/downloads/ir-convolution-reverb-library
Smart Electronix – Ambience – algorithmic reverbs
http://magnus.smartelectronix.com
TAL Software – TAL Effects – Chorus-LX, Filter, Reverb-4, Vocoder
https://tal-software.com/products
TB Audio – GSat+ Saturation, dpMeter, STilt Equalizer, ISOL8 Mix Monitoring Tool, MVMeter 2
https://www.tbproaudio.de/download
TDR Kotelnikov TDR – Kotelnikov wideband dynamics processor
https://www.tokyodawn.net/tdr-kotelnikov/
TDR Molotok TDR – Molotok Dynamics Processor
https://www.tokyodawn.net/tdr-molotok/
TDR Nova TDR – Nova Parallel Dynamic Equalizer
https://www.tokyodawn.net/tdr-nova/
Tritik – Krush – bit-crusher
https://www.tritik.com/products/krush/
U-He – Protoverb – room simulator
https://u-he.com/products/protoverb/
Valhalla – Freq Echo – dubby frequency shifter + echo
https://valhalladsp.com/shop/delay/valhalla-freq-echo/
Valhalla Space Modulator Valhalla – Space Modulator – 11 Flanging algorithms
https://valhalladsp.com/shop/modulation/valhalla-space-modulator/
Valhalla Supermassive Valhalla’s Supermassive is a superb echo + reverb
https://valhalladsp.com/shop/reverb/valhalla-supermassive/
Voxengo – 16 effects and utilities including SPAN spectrum analyzer
https://www.voxengo.com/group/free-vst-plugin-download/