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justgoodthemes

justgoodthemes has 6 themes tested on Themestested, for Ghost. Their median Google Lighthouse mobile speed score is 75 (desktop 99), with 0 of 6 scoring 90 or better on mobile. The fastest on mobile is Forma at 89. Last measured 2026-10-31, on each theme's own demo store.

6themes tested
75median mobile speed
99median desktop speed
100median mobile SEO
96median accessibility
ThemePlatformPriceMobile · speed SEO a11yDesktop · speed SEO a11yTested
Forma Ghost $79 89100100 99100100 2026-11-07
Horace Ghost $36 7910095 9910095 2026-11-07
Curious Ghost $36 7510096 9410096 2026-10-31
Subtle Ghost $39 759291 999292 2026-10-31
Royce Ghost $36 6510096 10010092 2026-11-07
Bloggin Ghost $36 589295 979295 2026-11-07

Sorted by mobile speed. Each theme's score is the median of its tested presets; open a theme for its pages, history and the audits behind the number.

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Any of these themes can carry its live score on your own site. The badge is an image that always shows the current number, links back to the theme's page here, and updates as the theme is re-tested.

Forma: mobile speed 89 on Themestested
<a href="https://themestested.com/theme/ghost/forma"><img src="https://themestested.com/badge/ghost/forma.svg" alt="Forma speed score on Themestested" height="20"></a>

Swap the theme in the address for any of yours. Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.