Infinity
Infinity is a Shopify theme by EM Softech LLP ($100). Tested on 2026-09-13 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 66 for mobile speed and 94 for desktop speed, 94/94 for SEO and 90/93 for accessibility (mobile/desktop, 0–100). Those are medians across its 2 tested presets; mobile speed across every tested page ranges from 60 to 77. On its marketplace it is rated 3.7 out of 5 from 6 reviews.
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 66 | 94 |
| SEO | 94 | 94 |
| Accessibility | 90 | 93 |
| Best practices | 96 | 96 |
Median of 2 presets · measured 12 times since 2026-09-11 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Mystic home page
Mobile
Speed 66 · 34 points to gain
- −24.3 Largest Contentful Paint medium effort
- −6 First Contentful Paint medium effort
- −4 Speed Index medium effort
- 300 ms Reduce unused JavaScript high effort
- 150 ms Reduce unused CSS high effort
SEO 85 · 15 points to gain
- −7.7 Document does not have a meta description low effort
- −7.7 Image elements do not have `[alt]` attributes low effort
Accessibility 87 · 13 points to gain
- −5 Buttons do not have an accessible name medium effort
- −5 Image elements do not have `[alt]` attributes low effort
- −3.5 Background and foreground colors do not have a sufficient contrast ratio. medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 92 · 8 points to gain
- −6.8 Cumulative Layout Shift medium effort
- −0.8 Largest Contentful Paint medium effort
SEO 85 · 15 points to gain
- −7.7 Document does not have a meta description low effort
- −7.7 Image elements do not have `[alt]` attributes low effort
Accessibility 92 · 8 points to gain
- −5 Image elements do not have `[alt]` attributes low effort
- −3.5 Background and foreground colors do not have a sufficient contrast ratio. medium effort
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 | ||||||
| Mystic default demo ↗ | 63 | 92 | 89 | 94 | 92 | 92 | 2026-09-11 |
| category ↗ | 62 | 92 | 90 | 96 | 92 | 95 | 2026-09-12 |
| home ↗ | 66 | 85 | 87 | 92 | 85 | 92 | 2026-09-11 |
| product ↗ | 60 | 100 | 90 | 94 | 100 | 90 | 2026-09-12 |
| Infinity demo ↗ | 68 | 95 | 90 | 94 | 95 | 93 | 2026-09-12 |
| category ↗ | 63 | 92 | 90 | 96 | 92 | 95 | 2026-09-12 |
| home ↗ | 65 | 92 | 90 | 92 | 92 | 90 | 2026-09-13 |
| product ↗ | 77 | 100 | 90 | 95 | 100 | 95 | 2026-09-12 |
Show this score on your site
A live badge: it always shows Infinity's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/shopify/infinity"><img src="https://themestested.com/badge/shopify/infinity.svg" alt="Infinity speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.