Education & Reference

Nabla

Last updated 2026-09-30 · benchmark measured 2026-10-25 — deterministic & reproducible

Nabla is an offline math practice app for engineering and STEM students.

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To cite this score: legit.show/s/nabla-works/2026-10-25. That address never changes; this page moves with every re-measure.

Legit.Show scored Nabla 83/100 on 2026-10-25, measured across all 7 frames from its public surface. legit.show/s/nabla-works/2026-10-25

Is Nabla production-ready?

Legit.Show scores Nabla 83 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Nabla (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Accessibility; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 77/100
• Accessibility — 100/100
• Security — 45/100
  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 — 92/100
• Discoverability — 70/100

What we measured

• Security headers present: HSTS.
• No Content-Security-Policy.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 326 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 it's for

Engineering students · STEM students · University math learners · Calculus students

Pricing

Free to start; Nabla Pro unlocks full course content

Sources and updates

Description

Taken from nabla.works's own website on 2026-09-30.

Operator

Nabla, as named in nabla.works'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 2026-10-25.

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

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