Ahrefs
ahrefs.com
Backlinks, keywords and competitor research
from $129/moFree trial
Sitebulb
Technical audits explained, not just listed
Free trialSEO & MarketingSince 2017
from $43/moVisit sitebulb.com
What Sitebulb is
Desktop and cloud crawler whose reports explain why each issue matters and what to do — strong for handing findings to clients.
People use it to
Current offers
Free trial
Free trial available
Trial length and card requirement are set by the vendor.
Sitebulb alternatives
Other tools in seo & marketing that cover similar ground. Full comparison.
Semrush
semrush.com
The broadest marketing toolkit
from $139.95/moFree plan
Screaming Frog
screamingfrog.co.uk
The technical SEO crawler
Custom pricingFree plan