Legit.Show measured Sutra's Security frame at 25/100. No Content-Security-Policy and no HSTS. Served over HTTPS with a valid certificate.

How does Legit.Show measure Sutra?

Legit.Show scores seven frames — Performance, Accessibility, Security, Privacy, Reliability, Standards and Discoverability — deterministically from the public surface (URL, HTTP headers, real Lighthouse), with no LLM in the scoring path. See legit.show/methodology.

Productivity

Sutra

Last updated 2026-08-20 · benchmark measured 2026-09-24 — deterministic & reproducible

Sutra is an iOS app for reading DRM-free ebooks and comics from personal servers.

68/100

7/7 frames

Top 78% of 14,148 measured · #8 of 10 in ebook reader

Legit Benchmark — the simple average of 7 measured frames. Frames we could not measure are left out of the average, never counted as zero. Every frame is shown below with its evidence.

Checked 2026-09-24 · scores move as sites change

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To cite this score: legit.show/s/sutra-reader-com/2026-09-24. That address never changes; this page moves with every re-measure.

Legit.Show scored Sutra 68/100 on 2026-09-24, measured across all 7 frames from its public surface. legit.show/s/sutra-reader-com/2026-09-24

Is Sutra production-ready?

Legit.Show scores Sutra 68 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Sutra (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

Performance — 90/100
Accessibility — 90/100
Security — 25/100
How this compares across the catalogue: The Web Security Baseline
Privacy — 70/100
How this compares across the catalogue: The Privacy Gap
Reliability — 92/100
Standards — 73/100
Discoverability — 35/100

What we measured

No Content-Security-Policy and no HSTS.
Served over HTTPS with a valid certificate.
Real Lighthouse performance run — 293 ms to first byte.
Returns a proper 404 for unknown routes.
0 of 0 sampled routes reachable.
Has a reachable privacy policy.
Sets cookies / loads scripts with no consent prompt.

Who it's for

Book readers · Comic enthusiasts · Manga fans · Self-hosted server users · Public domain library users

Pricing

$6.99 one-time purchase for Sutra Pro; free base app with 7-page preview

Sources and updates

Description: Taken from sutra-reader.com's own website on 2026-08-20.
Operator: Sutra, as named in sutra-reader.com's terms, privacy page or footer.
Benchmark: Measured by Legit.Show from the live site, the way any visitor sees it — with no access to its code or accounts. Same method for every product, and no AI decides the score. Last checked 2026-09-24.

Put together from public information, without Sutra's involvement. If anything here is wrong, tell us and a person will check it.

Visit Sutra → · Alternatives to Sutra → · How this was measured →