S1gns Of L1fe Tranquility is a 20 dollar hybrid analog and wavetable synth built for ambient, with three oscillators, dual filters and onboard chord and sequencing tools.
Plugin comparison
S1gns Of L1fe Tranquility vs Surge XT
Specs, price and the Dubspot Score, side by side — with our verdict on which synth to buy.
Independent score / workflow fit / buying signal
Contenders
The side-by-side
8.7Great
Surge XT is a free open-source hybrid synthesizer with deep modulation, 12 oscillator algorithms, MPE, microtuning, and 2800+ factory patches.
Technical matrix
Specs compared
| Signal | S1gns Of L1fe Tranquility | Surge XT |
|---|---|---|
| Price | $20 | Free |
| Dubspot Score | — | 8.7 |
| Formats | VST3, AU | VST3, AU, CLAP, LV2, Standalone |
| Type | Hybrid analog and wavetable synthesizer | Open-source hybrid synthesizer |
| Oscillators | 3 main sources plus a sub | 3 per scene; 12 algorithms (Classic, Modern, Wavetable, FM2/FM3, String, Twist, and more) |
| Source material | Analog waveforms, wavetables and samples | — |
| Unison | Up to 8 voices per source | — |
| Filters | 2 multimode filters, flexible routing | — |
| Modulation | Deep modulation for evolving movement | — |
| Extras | Chord tools, sequencing, onboard effects | — |
| Included | Plugin, factory sounds and user manual | — |
| Formats | VST3, AU (macOS and Windows) | VST3, AU, CLAP, LV2, Standalone |
| Version | — | 1.3.4 (stable) |
| Factory content | — | 2800+ patches; 700+ wavetables |
| Scenes | — | Two full synthesis scenes for layer/split patches |
| Platforms | — | Windows, macOS (Intel/Apple Silicon), Linux |
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