Productivity

CaptainCalc

Last updated 2026-08-29 · benchmark measured 2026-08-29 — deterministic & reproducible

Android app for professional maritime operations across voyage, tides, stability, and navigation.

Is CaptainCalc production-ready?

Legit.Show scores CaptainCalc 79 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on CaptainCalc (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 96/100
• Accessibility — 96/100
• Security — 35/100
• Privacy — 25/100
• Reliability — 100/100
• Standards — 100/100
• Discoverability — 100/100

What we measured

• Security headers present: X-Content-Type-Options.
• No Content-Security-Policy and no HSTS.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 1503 ms to first byte.
• Returns a proper 404 for unknown routes.
• 3 of 3 sampled routes reachable.
• No privacy policy found.
• Sets cookies / loads scripts with no consent prompt.

Who it's for

Bridge officers · Ship masters · Chief officers · Maritime students · Cadets

Pricing

Freemium with ads; Premium removes ads, raises limits, unlocks complete offline workspace and optional encrypted backup

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