Free Demo/Trial Versions: Choir, Piano, Harpsichord, Strings, Organs, Brass, Harp, Sitar, Bass Guitar



Echo Chamber is a stereo Reverb and Delay plug-in effect, used to create psychoacoustic models to simulate sounds reflecting from surfaces in a room or space. Optionally a delay can be added to yield a spacious and open sound of a repeating, decaying echo to complete a sense of space and depth to a 'dry' input signal.Aeternus Brass VST VST3 Audio Unit Virtual Trumpet, Trombone, Tuba, French Horn, Flugelhorn, Cornet, Brass Sections, Orchestral Ensemble and Classic Analog Synthesizer Brasses.

GuitarTempus is a virtual guitar designed to emulate the acoustic (nylon, six and twelve steel string), semi acoustic (hollow body) and electric 'clean' guitars...


Free Download VST VST3 Audio Unit Demos (Windows/macOS)



Akkordica is a virtual accordion, concertina, bandoneon, harmonica and melodica instrument that covers a wide range of sounds and combines a traditional hand-held bellows-driven performance and modern digital functionality. This squeeze box and free reed wind instrument is suitable for different musical styles, be it traditional, popular or classical. Available as plugin in VST 32 bit and 64 bit and VST3 64 bit versions for Windows as well as in Audio Unit, VST and VST3 for macOS. Also available in EXS24 and KONTAKT Sample Libraries.

Akkordica allows you to reproduce many different accordion types (diatonic and chromatic) for various genres of musical styles such as Folk, Rock, Blues, Jazz, Polka, Bal-musette, Cajun, Zydeco, Classical, Schrammelmusik, Klezmer, Levenslied, Sevdalinka, Boeremusiek, Forró, Merengue, Cueca, Milonga, Chamamé, Cumbia, Vallenato, Norteño, Tex-Mex, Saltarello, Tarantella, Ceol and Inuit music.

Sonicircuit Stereo Flanger is a VST (.dll) and VST3 (.vst3) plug-in for native x86 and x64 PC platforms, that creates a mixing of two identical signals together, one signal delayed by a small and gradually changing period, causing a ‘phase shift´ between the two signals.


Syntheway 15th Anniversary - This year we will celebrating our 15th Anniversary, as we continue our commitment to provide software solutions for musicians. Thanks for all your support!. The 15th Anniversary of Syntheway is an important milestone, and we hope there will be many more. #Syntheway15YearsAnniversary. In the month of August, we will celebrating our 15th Anniversary, as we continue our commitment to provide software solutions for musicians. Thanks for all your support!... Take a look to our Special Offer.... We have been online since August 2004 and are continuing to grow!



Be aware that certain sounds may not be available in some plugin or may have a reduced key-range (see details in each product's page).

It generates a beep/white noise in all output channels.

The Registered Version does not have nagging sounds, contains full keyrange and all preset sounds and their use is unlimited.

We are keeping the same prices that we have had for years and our products are offered at the lowest cost possible to ensure affordable solutions for everyone. Be a part of this community and register your version at our site. No dongles, no lengthy purchase process, no hassle.

IMPORTANT: Please be aware that we do not offer refunds. To determine whether the software meets your requirements prior to purchase, we encourage you to test the free demo of the software.



Syntheway Virtual Musical Instruments (Software Synthesis And Sampling)

System Requirements

      Before you install VST Instruments & Effects, please make sure your computer fulfills the following requirements:

  • Windows Operating System: Windows 7, Windows 8, Windows 8.1, Windows 10 / x86 and x64 architecture (32-bit and 64-bit platforms) except for Harmodion, Zephyrus and SoundFont Player that only remains in 32-bit (x86).

  • Linux Operating System: with the following requirements (Special Thanks to Paul Davis).

  • Apple macOS: Audio Units and VST Plugins, plus EXS24 and KONTAKT Sample Libraries

  • 500 MHz Processor (Pentium®, Celeron® AMD® or equivalent) minimum.

  • RAM: 512 MB or higher recommended.

  • VST compatible host / Digital Audio Workstation DAW/ MIDI Sequencer: This VST software can be "plugged in" to any host application that supports VST Technology like: Image-Line FL Studio, Steinberg Cubase Pro, Artist and Elements, Cakewalk by BandLab, Ableton Live, Cockos REAPER, PreSonus Studio One, Acoustica Mixcraft, MAGIX Acid Pro, MakeMusic Finale, Avid Sibelius, Mackie Tracktion, Steinberg Nuendo, Magix Samplitude, Magix Music Maker, Cantabile (Lite, Solo, Performer), n-Track Studio, VSTHost, DarkWave Studio, Bitwig, SAVIHost and much more ...

  • MIDI Controller Device: A MIDI Controller is required to play this VST instrument. The most common type of device in this class is the keyboard controller. After launching the Digital Audio Workstation or MIDI host application be sure to select the appropriate MIDI device before attempting to play your MIDI controller.

  • An ASIO® soundcard is recommended for low latency real-time play.

Windows Operating System: Native dll file for Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10 / x86 architecture (32-bit platform). For x64 (64-bit platform) test the demo plug-in with your host internal bit bridge as in Cubase (VST Bridge), FL Studio (Bridged mode), Cakewalk SONAR (BitBridge), Cockos REAPER (Bridging) or via external jBridge application for Ableton Live, PreSonus Studio One, etc.

macOS: See native options available for Macintosh users. Syntheway Virtual Musical Instruments Audio Units (.component), VST and VST3 (.vst / .vst3 extensions) for Apple macOS v10.14 Mojave, v10.13 High Sierra, v10.12 Sierra

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VST Plug-in Interface Technology by Steinberg Media Technologies GmbH. VST is a trademark of Steinberg Soft- und Hardware GmbH. All other trademarks and trade names are the properties of their respective owners, and do not imply owner's endorsement of this product, or guarantee full compliance with owner's standards.




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