AltC
AltC is a Framer theme by Clonify (Free). Tested on 2026-09-14 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores 64 for mobile speed and 96 for desktop speed, 100/100 for SEO and 89/89 for accessibility (mobile/desktop, 0–100).
Mobile64
Desktop96
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | 64 | 96 |
| SEO | 100 | 100 |
| Accessibility | 89 | 89 |
| Best practices | 96 | 96 |
Single preset · measured 2 times since 2026-09-14 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — AltC home page
Mobile
Speed 64 · 36 points to gain
- −25 Largest Contentful Paint medium effort
- −6.4 First Contentful Paint medium effort
- −4.3 Speed Index medium effort
- 460 ms Reduce unused JavaScript high effort
Accessibility 89 · 11 points to gain
- −4.6 `<html>` element does not have a `[lang]` attribute low effort
- −4.6 Links do not have a discernible name medium effort
- −2 Heading elements are not in a sequentially-descending order medium effort
Best practices 96 · 4 points to gain
- −3.8 Browser errors were logged to the console medium effort
Desktop
Speed 96 · 4 points to gain
- −3.8 Largest Contentful Paint medium effort
Accessibility 89 · 11 points to gain
- −4.6 `<html>` element does not have a `[lang]` attribute low effort
- −4.6 Links do not have a discernible name medium effort
- −2 Heading elements are not in a sequentially-descending order 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 | ||||||
| AltC default demo ↗ | 64 | 100 | 89 | 96 | 100 | 89 | 2026-09-12 |
| home ↗ | 64 | 100 | 89 | 96 | 100 | 89 | 2026-09-12 |
Show this score on your site
A live badge: it always shows AltC's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/framer/alt-c"><img src="https://themestested.com/badge/framer/alt-c.svg" alt="AltC speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.