Synapse
Synapse is a Ghost theme by layeredcraft ($69). Tested on 2026-11-07 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 98 for mobile speed and 100 for desktop speed, 100/100 for SEO and 100/100 for accessibility (mobile/desktop, 0–100).
Mobile98

Desktop100

Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 98 | 100 |
| SEO | 100 | 100 |
| Accessibility | 100 | 100 |
| Best practices | 96 | 96 |
Single preset · measured 14 times since 2026-11-07 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Synapse home page
Mobile
Speed 98 · 2 points to gain
- −2.1 Total Blocking Time medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Presets and pages
| Preset / page | Speed | SEO | A11y | Speed | SEO | A11y | Tested |
|---|---|---|---|---|---|---|---|
| mobile | desktop | ||||||
| Synapse default demo ↗ | 98 | 100 | 100 | 100 | 100 | 100 | 2026-11-07 |
| home ↗ | 98 | 100 | 100 | 100 | 100 | 100 | 2026-11-07 |