Best DiagnoSEO Alternatives in 2026
Updated
20 apps from SEO tools ranked against DiagnoSEO on the same published basis.
- 1DiagnoSEO vs Ahrefs
- 2DiagnoSEO vs Screaming Frog SEO Spider
- 3DiagnoSEO vs Semrush
- 4DiagnoSEO vs Google Search Console
- 5DiagnoSEO vs Rank Math SEO
- 6DiagnoSEO vs Yoast SEO
- 7DiagnoSEO vs Mangools
- 8DiagnoSEO vs SEO PowerSuite
- 9DiagnoSEO vs SEOPress
- 10DiagnoSEO vs Marketing Miner
- 11DiagnoSEO vs Frase
- 12DiagnoSEO vs Screaming Frog SEO Log File Analyser
- 13DiagnoSEO vs DefiniteSEO
- 14DiagnoSEO vs Keyword Tool
- 15DiagnoSEO vs MarketMuse
- 16DiagnoSEO vs Outerank
- 17DiagnoSEO vs DataForSEO SERP API
- 18DiagnoSEO vs Netpeak Spider
- 19DiagnoSEO vs Authoritas SEO Platform
- 20DiagnoSEO vs Surfaceable
DiagnoSEO alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Ahrefs | 8.0 | Free plan | $29/mo | API, Web |
| 2 | Screaming Frog SEO Spider | 8.0 | Free plan | — | API, Linux, Mac, Windows |
| 3 | Semrush | 7.9 | Free plan | — | API |
| 4 | Google Search Console | 7.9 | Free plan | Free | API, Web |
| 5 | Rank Math SEO | 7.8 | Free plan | Free | Web |
| 6 | Yoast SEO | 7.7 | Free plan | $9.90/mo | API |
| 7 | Mangools | 7.7 | Free plan | Free | API |
| 8 | SEO PowerSuite | 7.7 | Free plan | $29.08/mo | API |
| 9 | SEOPress | 7.7 | Free plan | $4.08/mo | API |
| 10 | Marketing Miner | 7.7 | Free plan | — | API, Web |
| 11 | Frase | 7.7 | Free plan | $19/mo | API, Browser, Web |
| 12 | Screaming Frog SEO Log File Analyser | 7.7 | Free plan | $11.58/mo | Linux, Mac, Windows |
| 13 | DefiniteSEO | 7.7 | Free plan | $0.42/mo | Android, API, Browser, iOS, Linux, Mac, self-hosted, Web, Windows |
| 14 | Keyword Tool | 7.6 | Free plan | $68/mo | API, Web |
| 15 | MarketMuse | 7.5 | Free plan | Free | Web |
| 16 | Outerank | 7.5 | Free plan | $31/mo | API |
| 17 | DataForSEO SERP API | 7.5 | No | — | API, Web |
| 18 | Netpeak Spider | 7.5 | Free plan | — | Mac, Windows |
| 19 | Authoritas SEO Platform | 7.4 | Free plan | £99/mo | API |
| 20 | Surfaceable | 7.4 | Free plan | $23/mo | API |
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Questions about DiagnoSEO alternatives
What is the best alternative to DiagnoSEO?
Ahrefs, number 1 in SEO tools with a score of 8.0 out of 10. The others here: Screaming Frog SEO Spider, Semrush, Google Search Console and 16 more.
What is the best free alternative to DiagnoSEO?
Ahrefs is the best-ranked alternative with a free plan. 19 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.