🎵 Browser-Based · No Install · Free

Live Sound. Fractal Visuals.

An arpeggiator synth sequencer with real-time music-reactive fractal animations — all running live in your browser, powered by Tone.js.

Live Fractal Preview

Everything you need to perform live

From chord selection to fractal animations — every parameter is live-tweakable without stopping playback.

🎹

Arpeggiator Sequencer

Choose from Up, Down, Up-Down, Random Walk and more patterns. Set your BPM and step interval in real time.

🌀

3 Live Visualizers

Fractal spirals, radial line bursts, and ring waves — all react to your music's amplitude and frequency in real time.

🎛️

9 Audio Effects

Stack Reverb, Delay, Distortion, Chorus, Phaser, AutoWah, Vibrato, Auto Filter, and Bit Crusher — each with a wet knob and bypass toggle.

🎼

60+ Chord Presets

Major, minor, maj7, m7, dom7, dim7, aug, sus2, sus4 — across all 12 roots. Or type any custom chord, or roll a random one.

🔊

7 Synth Types

Synth, AMSynth, FMSynth, DuoSynth, MonoSynth, MembraneSynth, and MetalSynth — switch instantly without stopping playback.

💫

Warp Mode

Hit Warp to instantly randomize your oscillator and detune — Random, Wild, or Subtle — for unexpected sonic adventures.

👁️

See-Through Overlay

Toggle the control panel to transparent so you can enjoy the full fractal visuals while still tweaking every parameter.

📱

Mobile Friendly

Fully touch-optimized. Works on iOS and Android browsers — tap to start the audio context, then perform anywhere.

Full studio effects stack

Every effect runs in the Tone.js signal chain. Toggle on/off and dial in wet levels while sound plays.

Reverb
Feedback Delay
Distortion
Chorus
Phaser
AutoWah
Vibrato
Auto Filter
Bit Crusher

Up and running in seconds

No downloads, no sign-ups, no plugins — just open and play.

1

Open the app in any browser

Works on Chrome, Firefox, Safari, and Edge. No install, no account.

2

Tap "Start Audio"

Browsers require a user gesture to activate audio. One tap unlocks full sound and kicks off all three visualizers.

3

Pick a chord and pattern

Choose from 60+ chord presets or type your own. Set the arpeggio pattern (Up, Down, Random…) and step interval.

4

Shape your sound

Dial in effects, switch synth type, hit Warp for instant surprises. Use See-Through mode to immerse in the visuals.

5

Perform & enjoy

Everything updates in real time — BPM, chord, effects — without ever stopping playback.

7 synth engines, one sequencer

From warm pads to metallic percussion — all switchable mid-performance.

🎹 Synth 🌊 AMSynth 📡 FMSynth 🎻 DuoSynth 🎺 MonoSynth 🥁 MembraneSynth 🔩 MetalSynth

Ready to make some
cosmic music?

Free. In-browser. No strings attached.