Productivity

Ajax Calculator

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

Free online calculators and converters spanning math, health, finance, science, and more.

Is Ajax Calculator production-ready?

Legit.Show scores Ajax Calculator 82 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Ajax Calculator (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 — 60/100
• Accessibility — 95/100
• Security — 25/100
• Privacy — 100/100
• Reliability — 100/100
• Standards — 92/100
• Discoverability — 100/100

What we measured

• No Content-Security-Policy and no HSTS.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 281 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.
• Discoverable: structured data, sitemap, OpenGraph image, canonical URL.

Who it's for

Students · Finance professionals · Health enthusiasts · Construction workers · Scientists

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