SEO software

Keyword research, technical audits, rank tracking and link data.

We currently cover 2 products classified primarily as seo software. Prices below are the vendors' own published figures, checked in August 2026.

Compare seo tools

SEO software compared on price, plans and API access
Product	Best for	Starting price	Free plan	Trial	API
Ahrefs	Link building and backlink analysis	From $129/month (Lite, billed monthly)	Yes	—	Yes
Semrush	In-house SEO and marketing teams	From $139.95/month (Pro, billed monthly)	Yes	7 days on Pro and Guru	Yes

Profiles

Ahrefs

SEO

SEO toolset built on one of the largest independent backlink and keyword indexes.

from $129/mo
Free plan
API

Semrush

SEO

All-in-one SEO, PPC and competitive research platform for marketing teams.

from $139.95/mo
Free plan
API

SEO comparison guides

Best AI SEO tools in 2026

An independent comparison of AI SEO tools for keyword research, content optimisation, technical auditing and tracking visibility in AI answers — with prices, free tiers and who each is for.

Updated 8 August 2026