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Keyword Insights vs Surfer SEO

Keyword Insights logo

Keyword Insights

SEO

AI keyword clustering tool that groups keywords by live SERP overlap

From
On request
Rated
-
Full reviewWebsite
Surfer SEO logo

Surfer SEO

SEO

AI search optimization and visibility

From
$49/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Keyword Insights it has no keyword research or search volume data of its own; keywords must be exported from another tool such as Ahrefs or Search Console first.; Surfer SEO entry Discovery plan at $49 per month limits users to a single seat and 120 documents
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Keyword Insights and Surfer SEO actually diverge.

Attributes where Keyword Insights and Surfer SEO differ
AttributeKeyword InsightsSurfer SEO
Starting priceOn request$49/month
Pricing modelPer month by credit volume, with pay-as-you-go availablesubscription

Identical on both: free tier (No), platforms (Web), user rating (Not yet rated), category (SEO).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Keyword Insights

  • SERP-based clustering
  • Intent classification
  • Content brief generation
  • Bulk keyword upload
  • Pay-as-you-go credits
  • Competitor content gap analysis

Only in Surfer SEO

Nothing recorded that Keyword Insights does not also cover.

What people use each for

The jobs each tool is most often brought in to do.

Keyword Insights

  • A content team building topic clusters for a content calendar from a large exported keyword listnot Surfer SEO
  • An agency needing intent classification to decide whether a keyword warrants a blog post or a product pagenot Surfer SEO
  • A team that wants SERP-reality clustering rather than word-embedding-based grouping that can miss what Google actually treats as one topicnot Surfer SEO
  • A one-off project needing to cluster a single large keyword export without committing to a monthly subscriptionnot Surfer SEO

Surfer SEO

  • Writing articles that rank using real-time SEO datanot Keyword Insights
  • Tracking brand appearance in ChatGPT and Perplexity AInot Keyword Insights
  • Spotting weak pages and fixing content gapsnot Keyword Insights
  • Planning topic clusters to establish topical authoritynot Keyword Insights
  • Analyzing competitor content strategies across 159+ countriesnot Keyword Insights

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Keyword Insights

  • It has no keyword research or search volume data of its own; keywords must be exported from another tool such as Ahrefs or Search Console first.
  • SERP-based clustering requires a live Google SERP pull per keyword, which is why it is credit-metered and can get expensive fast on very large keyword lists.
  • The pay-as-you-go credit tier only covers clustering; content briefs and other features require a full subscription, which is easy to miss when comparing the entry price.
  • It has no rank tracking, backlink data or technical crawling, so it is a single-purpose tool that must sit alongside a broader SEO stack.
  • As a small, specialised vendor, its roadmap and support resourcing are thinner than a full suite like Semrush that bundles clustering as one feature among many.

Surfer SEO

  • Entry Discovery plan at $49 per month limits users to a single seat and 120 documents
  • AI prompt tracking is excluded on the Discovery plan and capped at 25 prompts weekly on Standard, 50 daily on Pro
  • Unlimited documents on the Peace of Mind plan are subject to a fair usage policy rather than being truly unlimited

Pricing, plan by plan

Keyword Insights

On request
  • Basic$58/month
    • 10,000 credits a month
    • Keyword clustering and intent classification
    • Content brief generation
  • Professional$99/month
    • 20,000 credits a month
    • All Basic features
    • Higher project and export limits
  • Pay As You Go$7.99/month
    • 1,000 clustering-only credits, no subscription required
    • 7-day trial available for 1 US dollar
    • Other features require a subscription plan

Surfer SEO

$49/month
  • Discovery$49/month
    • 120 documents
    • Track 10 pages
    • AI SEO optimization
  • Standard$99/month
    • 360 documents
    • Track 25 AI prompts weekly
    • Brand knowledge
  • Pro$182/month
    • 360 documents
    • Track 50 AI prompts daily
    • 5 brand workspaces
  • Peace of Mind$299/month
    • Unlimited documents
    • Track 100 AI prompts daily
    • Unlimited workspaces

Which should you pick?

Choose Keyword Insights if

  • You need serp-based clustering.
  • You also want intent classification.
Keyword Insights review

Choose Surfer SEO if

Nothing in the data separates Surfer SEO from Keyword Insights on the points above - pick on price and on how each one feels to use.

Surfer SEO review

Questions people ask

Is Keyword Insights or Surfer SEO better?
Neither clearly leads. Keyword Insights starts at On request and Surfer SEO at $49/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Keyword Insights or Surfer SEO?
Keyword Insights starts at On request and Surfer SEO at $49/month.
Does Keyword Insights or Surfer SEO run on more platforms?
Both run on Web, so platform support will not decide this one for you.
What is Keyword Insights best used for?
Keyword Insights is most often used for a content team building topic clusters for a content calendar from a large exported keyword list, an agency needing intent classification to decide whether a keyword warrants a blog post or a product page, a team that wants serp-reality clustering rather than word-embedding-based grouping that can miss what google actually treats as one topic, a one-off project needing to cluster a single large keyword export without committing to a monthly subscription. Of those, a content team building topic clusters for a content calendar from a large exported keyword list and an agency needing intent classification to decide whether a keyword warrants a blog post or a product page are not what Surfer SEO is typically brought in for.
What can Keyword Insights do that Surfer SEO cannot?
Keyword Insights covers SERP-based clustering, Intent classification, Content brief generation, Bulk keyword upload.

Answered from the vendors’ own pages

Keyword Insights: Do I need another SEO tool to use it?

Yes, for keyword data. Keyword Insights clusters and classifies keyword lists you supply; it does not generate keyword lists with search volume itself.

Surfer SEO: How much does Surfer SEO cost?

Surfer SEO offers four tiers: Discovery at $49 per month, Standard at $99 per month, Pro at $182 per month, and Peace of Mind at $299 per month. All pricing is in USD. Annual billing provides substantial savings.

Source
Keyword Insights: How is pricing calculated?

By credits, at 1 credit per keyword clustered, either through a monthly subscription with a credit allowance or a pay-as-you-go top-up.

Surfer SEO: What is the difference between Surfer's AI SEO plans?

Discovery includes 120 documents and basic tracking. Standard adds 360 documents and weekly AI prompt tracking. Pro adds daily prompt tracking and multiple brand workspaces. Peace of Mind includes unlimited documents, daily prompt tracking, and a dedicated success manager.

Source
Keyword Insights: Is there a free tier?

No permanent free tier; a 7-day trial for 1 US dollar is offered instead.

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