Best tools · SEO
Best tools for keyword research
Find search terms worth targeting. 5 tools in this list, 2 with a free plan.
How this list is ranked. Tools are ordered by how strongly they are built for this job (as tagged in VERILO’s catalogue), then by editorial score and editor rating. Affiliate relationships and featured status are never inputs.
- 01
Semrush
Built for itAll-in-one SEO and marketing suite for keyword research, competitor analysis, audits and rank tracking.
4.7From $139/moFree plan- This is a core use case of the product.
- Includes AI assistant, API access, Reporting & dashboards
- 02
Ahrefs
Built for itSEO toolset known for its backlink index, with keyword research, site audits and rank tracking.
4.6From $29/moFree plan- This is a core use case of the product.
- Includes AI assistant, Roles & permissions, API access
- 03
SE Ranking
Good at itSEO platform centred on daily rank tracking, with audits, keyword research and agency reporting.
4.3From $129/moFree trial- Well supported, though not the product's main focus.
- Includes AI content generation, Roles & permissions, API access
- 04
Surfer SEO
Good at itContent optimization tool that scores pages against top-ranking results and guides on-page writing.
4.2From $49/mo- Well supported, though not the product's main focus.
- Includes AI assistant, AI content generation, API access
- 05
Moz Pro
Good at itSEO suite with keyword research, rank tracking, site crawls and the Domain Authority link metric.
4.0From $99/moFree trial- Well supported, though not the product's main focus.
- Includes API access, Reporting & dashboards, Browser extension
Choosing between the top two?
See Semrush and Ahrefs side by side on pricing, free plans, ease of use and features.
Compare Semrush vs Ahrefs5 tools compared. Each listing shows when its information was last reviewed; prices can change, so check the vendor’s pricing page before you decide.