See why thousands of developers and SEO professionals choose Zyptora over Ahrefs, Semrush, Screaming Frog, and others.
| Feature | Zyptora (Free) | Ahrefs | Semrush | Screaming Frog |
|---|---|---|---|---|
| On‑Page SEO Audit | ✓ 30+ checks | Limited | ✓ | ✓ |
| Schema Validation | ✓ JSON‑LD, Microdata, RDFa | ✗ | ✗ | ✗ |
| Hreflang Validation | ✓ Return tag checks | ✗ | Basic | ✗ |
| Core Web Vitals | ✓ Real Chrome data | ✓ | ✓ | ✗ |
| AdSense Readiness | ✓ Policy checks | ✗ | ✗ | ✗ |
| Robots.txt Tester | ✓ Rule simulation | ✗ | ✗ | ✗ |
| Sitemap Validator | ✓ XML + broken links | Basic | Basic | ✓ |
| Redirect Checker | ✓ Full chain + meta refresh | ✓ | ✓ | ✗ |
| Canonical Checker | ✓ og:url conflict | ✗ | ✗ | ✗ |
| Mobile Friendly Check | ✓ | ✓ | ✓ | ✗ |
| Broken Link Spider | ✓ | ✓ | ✓ | ✓ |
| White‑Label Reports | ✓ Free | ✗ | Agency plan | ✗ |
| API Access | ✓ Free tier (100/day) | Limited | ✓ | ✓ |
| Free Tier | ✓ Generous – Forever Free | Limited | Limited | Free (desktop) |
| Pricing | Completely Free | $99/mo | $129/mo | £149/year |
No paywall, no credit card. All 12 SEO tools are free forever.
Multi‑threaded engine delivers results in under 2 seconds on average.
REST & GraphQL API, CI/CD integration, and open‑source SDKs.
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