Side by side

Ahrefs vs Keyword Discovery

Both stand on seo apis. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

Ahrefs

Free plan APIWeb

Ahrefs covers core SEO research and auditing alongside APIs and content tools. Compare project, tracked-keyword, crawl-credit, and user allowances against the intended plan; no trial or refund policy is stated in the supplied information.

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Keyword Discovery

Free plan APIWeb

Keyword Discovery combines keyword research tools with regional databases, project organization, and XML API access. The free trial is restricted to 10 results per query, while the Professional plan costs $49.95 a month.

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The facts

	Ahrefs	Keyword Discovery
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	API, Web	API, Web
Lowest paid plan	Starter: $29 a month	Professional: $499.95 a year
Plans published	10	5
Maker	Ahrefs	Not published
Website	ahrefs.com	keyworddiscovery.com
On seo apis	#1 of 26	#3 of 26

Ahrefs: what it does well

Covers keyword, competitor, backlink, and rank research.
Free plan includes site data and fixes.
Content Explorer finds web mentions and link prospects.
Annual payment saves up to 17%.
Enterprise includes access management and audit logs.

What to know first

Free plan limits Site Explorer and Site Audit access.
Lite includes one user; additional users cost extra.
Enterprise requires an annual commitment.

Keyword Discovery: what it does well

Includes competitor research and domain research.
Projects can be copied, renamed, translated, or exported.
Keywords can be imported from several file and URL sources.
Free Standard plan and free trial are available.

What to know first

Free trial shows at most 10 results per query.
Subscriptions automatically renew unless cancelled in time.
Search intent data is not available.
SERP analysis is not available.

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