Head-to-head · SEO Crawler Software
Crab vs CrawlX
Crab leads on 0 checks, CrawlX on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Free planboth
- Most featuresCrawlX · 4 of 6
Crab and CrawlX score identically on our rubric (7.9 out of 10) for seo crawler software; Crab sits at #5 and CrawlX at #8 in our editorial ranking, so the choice comes down to fit.
Crab is the better fit for free users auditing JavaScript-heavy sites. CrawlX is the better fit for teams wanting cloud crawling and automation.
- Crab fits best
Free users auditing JavaScript-heavy sites
- CrawlX fits best
Teams wanting cloud crawling and automation
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Side by side
| Feature | Crab 7.9/10 Visit ↗ | CrawlX 7.9/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.9 | 7.9 |
| Ranking | #5 in SEO Crawler Software | #8 in SEO Crawler Software |
| Best for | Free users auditing JavaScript-heavy sites | Teams wanting cloud crawling and automation |
| Pricing model | Free | Free plan + paid |
| Starting price | Free plan | $29/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Desktop | Cloud |
| Platforms | Windows, macOS, Linux | Web |
| Support | Community | |
| Built for | Solo, Small business | Solo, Small business, Mid-market, Enterprise |
| Features Crab 0/6 · CrawlX 4/6 | ||
| JavaScript rendering | Not checked yet | ✓ (best) |
| Scheduled crawls | Not checked yet | ✓ (best) |
| Log-file analysis | Not checked yet | ✓ (best) |
| Mobile crawling | Not checked yet | Not checked yet |
| Custom data extraction | Not checked yet | Not checked yet |
| API access | Not checked yet | ✓ (best) |
| Specs | ||
| Crawl limit | Not checked yet | 10000 URLs/crawl |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Crab is a free desktop SEO crawler for technical site audits on Windows, macOS, and Linux. It crawls websites locally and is aimed at SEO professionals, students, solo founders, and others who need occasional or private audits. Its… Read the review → |
CrawlX is a cloud-based technical SEO crawler for SEO teams, developers, freelancers, and agencies. It can crawl websites and sitemaps through spider, sitemap, or URL-list modes, then group and prioritize technical issues by impact. Its… Read the review → |
Strengths and trade-offs
Crab — where it wins
- Free crawling with no URL limits or subscriptions
- JavaScript rendering, hreflang, structured-data, and accessibility checks
- Recurring crawls, sitemap generation, and hierarchy visualization
Where it doesn't
- Desktop-local workflow may not suit browser-based collaboration
- Focused on technical audits rather than a complete SEO suite
- Keyword research, rank tracking, and backlink analysis are outside its stated focus
CrawlX — where it wins
- Prioritizes technical issues by grouping and impact scoring
- Supports JavaScript, structured data, logs, and Core Web Vitals
- Opens AI-assisted fixes as GitHub pull requests for review
Where it doesn't
- The Free plan is limited to 500 URLs and 5 crawls monthly
- Advanced features begin at the $79 monthly Professional plan
- GitHub pull-request workflows require a compatible development process
- Crab7.9/10 · Free plan
A free desktop crawler with unusually broad JavaScript-aware technical audits.
Visit CrabFull verdict → - CrawlX7.9/10 · Free plan
A cloud crawler with prioritized audits, automation, integrations, and GitHub-based fixes.
Visit CrawlXFull verdict →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update