Best for
Best for SEO teams and agencies that need a deep technical crawler to audit site structure, links and metadata at scale.
- Freelancers
- Small and mid-sized
- Enterprise
No tools match
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SEO Tools Comparison
At a glance
Best for
Best for SEO teams and agencies that need a deep technical crawler to audit site structure, links and metadata at scale.
Best for
Best for freelancers, small businesses and agencies that want one affordable suite for site audits, rank tracking, keyword research and backlinks, with a free plan to start.
Cataleo does not name a winner. Both statements come from the vendors themselves.
| Criterion | Screaming Frog SEO Spider | Seobility |
|---|---|---|
| Starting price | £199 / year Per licence (around $279 / €245). The free version is limited to 500 URLs per crawl. | Free; Premium from EUR 49.90 / month Free Basic plan with one project, 1,000 pages per crawl and 10 tracked keywords. Premium billed monthly at EUR 49.90, or EUR 479 / year. Agency plan EUR 179.90 / month. |
| Free trial | Free version, limited to 500 URLs per crawl | Free Basic plan; 14-day free trial of Premium |
| API | Connects to Google Analytics, Search Console and PageSpeed Insights APIs; no public data API | Yes, a ranking monitoring API on the Agency plan |
| Hosting | Desktop application for Windows, macOS and Linux | Cloud (SaaS) |
| Made in | Not stated | Germany |
| Keyword research | No, it is a technical crawler and does not do keyword research | Yes, keyword research to find the terms an audience is searching for |
| Rank tracking | No, it does not track keyword rankings | Yes, ranking monitoring on desktop and mobile that tracks visibility over time (daily updates on Premium and above) |
| Site audit | Yes, its core purpose: crawls the site and flags over 300 technical SEO issues, with JavaScript rendering | Yes, a website audit that automatically crawls a site to detect technical and on-page SEO issues |
| Backlink data | No own backlink index, but it pulls external link metrics from Ahrefs, Majestic and Moz | Yes, backlink monitoring and analysis |
| Content optimisation | Finds duplicate content, thin pages and metadata issues; runs custom AI prompts via OpenAI, Gemini and Anthropic | Yes, keyword research and AI content tools for content optimisation |
| Index and market coverage | Crawls your own sites; unlimited URLs on the paid licence, 500 on the free version | Rankings on Google country domains (Google.de, Google.com, Google.co.uk and more), desktop and mobile, with results localised down to a city |
| Integrations and API | Connects to Google Analytics, Search Console and PageSpeed Insights APIs; no public data API | Yes on the Agency plan: a ranking monitoring API for the account's own ranking data, requested from Seobility, which carries no backlink data and only very limited onpage data. A separate legacy SEO API is deprecated, and an MCP connector for AI assistants is announced as coming. |
| AI features | Yes | Yes |
| Deployment | On-premise | more entries Cloud (SaaS), Browser-based |
| Support | Not stated | Email helpdesk, Phone |
| Company size | Freelancers, Small and mid-sized, Enterprise | Freelancers, Small and mid-sized, Enterprise |
| Integrations | Google Analytics, Google Search Console, PageSpeed Insights, Ahrefs, Majestic, Moz, OpenAI, Gemini, Anthropic | Not stated |
Adds a column to the table, from the tools in this category.
Row where the values differ The small markers point at the lower number, the longer list or the stated feature. They describe the data, they are not a verdict.
The short version
Every line is one datapoint from the table above, picked automatically. Nothing here is written text.
The trade-offs
Screaming Frog SEO Spider
Strengths
Limitations
Seobility
Strengths
Limitations
Plans
Screaming Frog SEO Spider
Seobility
What users say
Screaming Frog SEO Spider
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Seobility
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Where this comes from
Screaming Frog SEO Spider https://www.screamingfrog.co.uk/seo-spider/ · checked against the official source on 2026-08-19
Seobility https://www.seobility.net · checked against the official source on 2026-08-22
This table lists factual criteria taken from information the vendors publish themselves. For how we put it together, see the methodology.