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Sylenth1

lennardigital.com

From €9.95/mo Free trial WindowsmacOS
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Spec score 7.7 #18 of 38 in Software Synthesizers

Spec sheet

Product
Sylenth1 is a virtual analog VSTi synthesizer designed for music production.Read 9 Oct 2026 · lennardigital.com
Support
The support page directs users to the manual and provides a support request subject selector and a link to the LennarDigital forum.Read 9 Oct 2026 · lennardigital.com
Maker
LennarDigital says it is based in Vught, the Netherlands, and was founded in 2006 by DSP and software engineer, producer, and sound designer Lennard Addink.Read 9 Oct 2026 · lennardigital.com
Activation limit
Sylenth1 can be installed and used on two computers at the same time, and can be used on Mac and PC.Read 9 Oct 2026 · lennardigital.com
Demo limits
The demo plays a reminder sample about every 60 seconds, disables half the modulation options and preset saving/export, and is limited to 128 presets and one skin.Read 9 Oct 2026 · lennardigital.com
Effects
Its master section includes an arpeggiator and distortion, phaser, chorus/flanger, equalizer, delay, reverb, and compressor effects.Read 9 Oct 2026 · lennardigital.com
Filters
It includes two four-stage filter sections with nonlinear saturation and drive control.Read 9 Oct 2026 · lennardigital.com
Formats and hosts
Sylenth1 supports VSTi, AU, and AAX compatible host software.Read 9 Oct 2026 · lennardigital.com
Modulation
The product page lists two ADSR envelopes, two LFOs, two additional amplitude envelopes, and modulation sources including velocity, keyboard track, and modulation wheel.Read 9 Oct 2026 · lennardigital.com
Offline activation
The license FAQ says Sylenth1 can be activated on a computer without internet and links to instructions.Read 9 Oct 2026 · lennardigital.com
Operating systems
The listed requirements are Windows 7/8/10/11 (32/64-bit) or macOS 10.9 or higher on ARM or Intel.Read 9 Oct 2026 · lennardigital.com
Oscillators
It has four unison oscillators, each capable of eight stereo voices, for up to 32 voices per note.Read 9 Oct 2026 · lennardigital.com
Polyphony
Its 16-note polyphony allows up to 512 oscillator voices simultaneously.Read 9 Oct 2026 · lennardigital.com
Presets and MIDI
The specifications page lists 2500+ presets, an onboard preset browser, and MIDI control with MIDI learn for assigning CCs or RPN/NRPNs.Read 9 Oct 2026 · lennardigital.com

Plans and prices

Sylenth1 installment plan €9.95 a month Monthly installments until the full amount has been reached License is put on hold while payments are stopped · internet connection required at least once each month · keep full license after all installments are paid Read 9 Oct 2026 · lennardigital.com
Sylenth1 full version €139, paid once One-time payment VST/AU/AAX, x86/x64 · 2 computer activations · full functionality · 2500+ presets · free updates Read 9 Oct 2026 · lennardigital.com

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