Bass tone,
solved. For free.
Abyssos Bass Amp turns a flat DI into a production-ready bass tone. A complete rig in one plugin, running on the exact same engine as the Pro suite, at zero cost.
- $0, not a demo
- No card needed
- VST3 · AU · AAX

- AMP HEAD
- 1
- VOICED CABS
- 3
- PEDALS
- 3
- PRESETS
- 15
Every fix
breaks something else.
Getting a usable bass tone out of a DI track is more frustrating than it should be.
Flat.
Raw DI sounds lifeless: no weight, no grit, no character.
Attack gone.
Add an amp sim and the slaps and pick attack vanish into the mix.
Thin.
Add drive and the low end you were relying on thins out.
Collapses.
Add width and it falls apart the moment the mix is summed to mono.
Abyssos Bass Amp was built to fix that immediately. A complete, production-ready bass rig on day one, and it costs nothing.

The whole signal path,
already wired.
The exact same engine as the Pro suite, with a complete professional signal path. Nothing to route, nothing to stack.
- 01Pre-Pedal Dynamics
ΠΙΕΣΗ Compressor and ΦΘΟΡΑ Fuzz shape your attack before the amp.
- 02Amp Head
ΒΥΘΟΣ, a full-range valve head that responds to how hard you play.
- 03Cabinet Simulation
Three voiced cabinets, with low-cut, high-cut and level trims.
- 04Surgical 9-Band EQ
Bass-focused bands from 31 Hz to 8 kHz, ±12 dB each.
- 05Post FX
ΔΙΝΗ Chorus: cold and vintage, with your fundamentals kept dry.
- Noise Gate
- Mono-safe Spread
- Delay-compensated Blend
- Built-in Tuner
- A/B Compare
Hear it before
you download it.
Recorded with Abyssos Bass Amp. Headphones recommended.
Pick a demo to listen. Click again to pause.
Like what you hear? That exact tone is one free download away.
Every stage, one window.
Pedals, amp, cab, EQ and FX. No menus to dig through.

A complete bass rig. Nothing held back.
The all-rounder.
A full-range valve head with Gain, Bass, Mid, Treble, Output and a sweepable Mid Selector from 200 Hz to 1.6 kHz. Dig in and it closes down; back off and it opens up.
Pro adds ΑΒΥΣΣΟΣ + ΜΕΣΟΠΕΛΑΓΟΣEven, without the squash.
A bass-focused compressor that tightens transients and evens out note-to-note level without squashing the attack.
Pro adds the ΟΚΤΑΒΑ OctaverAggression that keeps the low end.
Fuzzy character early in the chain, with Gain, Tone, Level and a Mix control so the low end survives.
Three voiced cabinets.
Authentic speaker responses that bring raw DI to life, with low-cut and high-cut trimmers and a dedicated level control.
Pro: 6 modes + User IR LoaderReaches below a low B.
31 Hz to 8 kHz, ±12 dB per band. The bottom band goes where a guitar-derived EQ cannot.
Post-punk chorus, no mud.
Rate, Depth, Mix and a crossover that keeps your fundamentals dry while the upper band modulates. Cold and vintage, not glossy.
Pro adds ΗΧΩ SpaceParallel, phase-aligned.
Mix the processed signal against your untouched DI. Automatically delay-compensated, so both paths stay aligned.
Wide, and mono-safe.
A toggle that expands a mono track into a wide stereo image that holds up when the mix is summed to mono.
Hum and hiss, gone.
A tight threshold barrier that keeps the space between notes silent.
15 starting points.
Browse presets, save your own and compare two states instantly.
Pro: 50 boutique presetsTune without leaving.
The footer tuner mutes the output and brings up an accurate visual tuner with adjustable calibration in Hz.
Start free.
Go Pro when you outgrow it.
Same engine, same workflow. Pro adds two more heads, more cabs, the Octaver, Space and oversampling.
| Feature | YOU'RE HEREFree$0 | THE FULL SUITEPro$99.95 |
|---|---|---|
| Amp heads | 1 head: ΒΥΘΟΣ | 3 heads: ΒΥΘΟΣ, ΑΒΥΣΣΟΣ, ΜΕΣΟΠΕΛΑΓΟΣ |
| Cabinet module | 3 cabinet modes, no custom IRs | 6 cabinet modes + User IR Loader |
| Pre-amp processing | ΠΙΕΣΗ Compressor, ΦΘΟΡΑ Fuzz | ΠΙΕΣΗ Compressor, ΦΘΟΡΑ Fuzz, ΟΚΤΑΒΑ Octaver |
| Post-FX | ΔΙΝΗ Chorus | ΔΙΝΗ Chorus, ΗΧΩ Space (Delay + Reverb) |
| Factory presets | 15 starting presets | 50 boutique presets |
| Oversampling | Not included | Pro Quality Mode (enhanced anti-aliasing) |
| Tone & mix | 9-Band EQ + Threshold Noise Gate | 9-Band EQ + Threshold Noise Gate |
| Width & blending | Mono-safe Spread + delay-compensated Blend | Mono-safe Spread + delay-compensated Blend |
| Utility tools | Visual Tuner + A/B Compare | Visual Tuner + A/B Compare |
| Free download, delivered by email | Explore ProEverything in Free, plus the extras above |
Runs where you work.
- macOS
- 11.0 or higherIntel + Apple Silicon native
- Windows
- 10 / 1164-bit
- Formats, macOS
- VST3 · AU · AAX
- Formats, Windows
- VST3 · AAX
- Pro Tools
- Logic Pro
- Ableton Live
- FL Studio
- Cubase
- Reaper
- and more
Plug in.
Make the low end count.
- 01Tell us where to send it
Your email, and a first name if you like.
- 02Open the email
The download link arrives within a few minutes.
- 03Install and plug in
Load it on a bass DI track and start with a preset.
