AI & Agents

CoIsland

Last updated 2026-10-01 · benchmark measured 2026-10-01 — deterministic & reproducible

A Mac app that surfaces only the alerts and tasks that need your attention.

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To cite this score: legit.show/s/coisland-app/2026-10-01. That address never changes; this page moves with every re-measure.

Legit.Show scored CoIsland 91/100 on 2026-10-01, measured across all 7 frames from its public surface. legit.show/s/coisland-app/2026-10-01

Is CoIsland production-ready?

Legit.Show scores CoIsland 91 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on CoIsland (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Privacy; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 92/100
• Accessibility — 96/100
• Security — 60/100
  How this compares across the catalogue: The Web Security Baseline
• Privacy — 100/100
  How this compares across the catalogue: The Privacy Gap
• Reliability — 100/100
• Standards — 100/100
• Discoverability — 90/100

What we measured

• Security headers present: X-Frame-Options, X-Content-Type-Options, Referrer-Policy.
• No Content-Security-Policy and no HSTS.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 171 ms to first byte.
• Returns a proper 404 for unknown routes.
• 3 of 3 sampled routes reachable.
• Has a reachable privacy policy.
• Sets cookies / loads scripts with no consent prompt.

Who built it

Elyes Rayane Melbouci (@LeDonTizi)

Who it's for

Engineers · AI developers · Data teams · DevOps teams · Tech leads

Pricing

$5.99 early bird (until Oct 25), then $19.99 one-time for up to 2 Macs with 1 year of updates; additional years $5.99; 30-day refund guarantee

Sources and updates

Description

Taken from coisland.app's own website on 2026-10-01.

Operator

DonTizi, as named in coisland.app'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 2026-10-01.

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

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