Flow
Listed as "Flow - Shadcn UI SaaS Landing Page Template"
Flow is a Astro theme by Shadcn Studio (Paid). Tested on 2026-09-12 with Google Lighthouse via PageSpeed Insights on its own demo store, it scores – for mobile speed and 92 for desktop speed, 66/66 for SEO and 81/88 for accessibility (mobile/desktop, 0–100).
Mobile
Desktop92
Scores
| Mobile | Desktop | |
|---|---|---|
| Speed | – | 92 |
| SEO | 66 | 66 |
| Accessibility | 81 | 88 |
| Best practices | 96 | 96 |
Single preset · measured 2 times since 2026-09-12 · Lighthouse via PageSpeed Insights · 0–100, 90+ is good.
Why not 100 — Flow - Shadcn UI SaaS Landing Page Template home page
Mobile
SEO 66 · 34 points to gain
- −33.6 Page is blocked from indexing low effort
Accessibility 81 · 19 points to gain
- −6.5 `[aria-*]` attributes do not match their roles medium effort
- −6.5 Buttons do not have an accessible name medium effort
- −4.5 Links do not have a discernible name medium effort
- −1.9 Document does not have a main landmark. 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
- −5.6 Speed Index medium effort
- −1.7 Largest Contentful Paint medium effort
SEO 66 · 34 points to gain
- −33.6 Page is blocked from indexing low effort
Accessibility 88 · 12 points to gain
- −6.2 `[aria-*]` attributes do not match their roles medium effort
- −4.3 Links do not have a discernible name medium effort
- −1.9 Document does not have a main landmark. 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 | ||||||
| Flow - Shadcn UI SaaS Landing Page Template default demo ↗ | – | 66 | 81 | 92 | 66 | 88 | 2026-09-12 |
| home ↗ | – | 66 | 81 | 92 | 66 | 88 | 2026-09-12 |
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A live badge: it always shows Flow's current score and links back here. Paste this where the theme is sold or documented.
<a href="https://themestested.com/theme/astro/flow-shadcn-ui-saas-landing-page-template"><img src="https://themestested.com/badge/astro/flow-shadcn-ui-saas-landing-page-template.svg" alt="Flow speed score on Themestested" height="20"></a>
Add ?device=d for the desktop score, or ?metric=seo / ?metric=a11y for SEO or accessibility.