Productivity

Local Storage Apps

Last updated 2026-06-26 · benchmark measured 2026-08-09 — deterministic & reproducible

Browser-based tools that store your data locally, with no account required.

Is Local Storage Apps production-ready?

Legit.Show scores Local Storage Apps 82 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Local Storage Apps (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 — 83/100
• Accessibility — 95/100
• Security — 50/100
• Privacy — 100/100
• Reliability — 100/100
• Standards — 85/100
• Discoverability — 60/100

What we measured

• Security headers present: HSTS, X-Content-Type-Options, Referrer-Policy.
• No Content-Security-Policy.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 1335 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

Teachers · Students · Families · Productivity enthusiasts · Language learners

Pricing

Pay What You Can

Visit Local Storage Apps → · Alternatives to Local Storage Apps → · How this was measured →