Lifestyle & Other
Birth Chart Calculator
Last updated 2026-09-02 · benchmark measured 2026-09-02 — deterministic & reproducible
Free online calculator that generates a natal birth chart from your birth details.
Is Birth Chart Calculator production-ready?
Legit.Show scores Birth Chart Calculator 79 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on Birth Chart Calculator (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Accessibility; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.
The 7 Frames
- Performance — 81/100
- Accessibility — 100/100
- Security — 45/100
- Privacy — 45/100
- Reliability — 100/100
- Standards — 92/100
- Discoverability — 87/100
What we measured
- Security headers present: CSP.
- No HSTS.
- Served over HTTPS with a valid certificate.
- Real Lighthouse performance run — 307 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
Astrology enthusiasts · Beginners exploring astrology · People without exact birth times · Anyone curious about zodiac signs
Pricing
Free
Visit Birth Chart Calculator → · Alternatives to Birth Chart Calculator → · How this was measured →