Justin Trieger’s vintage analog synth instrument “Essential Six” is now available as a free version. This article covers the download details and an overview of Essential Six.
What Is Justin Trieger’s “Essential Six”?
Essential Six is an analog synth instrument that captures the 1984 Sequential Circuits “Six Trak.” It delivers the character and instability that only vintage hardware can offer. The interface is 3D-modeled to closely resemble the real unit.
The free version (distributed via Pianobook) includes 18 sounds and 2 voice channels. The paid version (distributed by decent|SAMPLES, currently $8) expands this to 55 sounds and 6 voice channels.
Key Features
- The free version includes 18 sounds and 2 voice channels (the paid version has 55 sounds and 6 voices)
- Customizable filter and FX suite
- Flexible arpeggiator
- The free version includes 26 presets for Kontakt and Decent Sampler
- 3D-modeled interface that recreates the real hardware
- Supported formats: Kontakt and Decent Sampler (requires Kontakt 7 or later, or Decent Sampler 1.30.0 or later)
Sample sounds used in the video (Splice Sounds):
- RKU_EFG_130_drum_loop_full_escape_alt
- DSC_DP_130_drum_fill_classic_fever
How to Download and Install Essential Six
Essential Six is distributed via Pianobook. You can download and use it as follows:
- Visit the Essential Six page on Pianobook
- Create a free account and log in
- Click the download button to download the files
- Launch Decent Sampler or Native Instruments Kontakt and load the downloaded files
Essential Six runs on the free Decent Sampler or the full version of Native Instruments Kontakt 7 or later. If you do not own Kontakt, you can launch Decent Sampler and load the downloaded files to use it.

