Ahrefs

Top Pick

Backlink analysis and SEO research trusted by professionals.

4.6 / 5

How we rated it

4.6out of 5

Features4.7

Ease of use4.2

Value for money4.0

Support4.0

Compliance4.0

Backlink Index Freshness4.9

Review

“Widely regarded as the industry standard for backlink data.”

Ahrefs' backlink index is frequently cited as the largest and most frequently updated in the industry, a major draw for link builders.

Its Content Explorer and Site Audit tools round out a toolkit that most SEO agencies treat as an essential subscription.

Lite

$129/mo

750 tracked keywords

Standard

$249/mo

2,000 tracked keywords

Semrush

All-in-one SEO, content, and competitive research toolkit.

Moz Pro

Approachable SEO software with the well-known Domain Authority metric.

Independent

No paid placements, ever.

Hands-on tested

Real use, not vendor demos.

Reviewed

May 2026

Verdict refreshed

We revisit as tools evolve.