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SEO · head to head

Keyword Insights vs Sitebulb

Keyword Insights logo

Keyword Insights

SEO

AI keyword clustering tool that groups keywords by live SERP overlap

From
On request
Rated
-
Full reviewWebsite
Sitebulb logo

Sitebulb

SEO

Technical SEO audit tool that crawls sites and generates visual, prioritized hints

From
$95/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.; Sitebulb desktop plans are limited to a single user, so teams need Sitebulb Cloud or paid add-on seats to collaborate.
  • They diverge on capability: Keyword Insights covers SERP-based clustering, Sitebulb covers JavaScript crawling.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Keyword Insights and Sitebulb actually diverge.

Attributes where Keyword Insights and Sitebulb differ
AttributeKeyword InsightsSitebulb
Starting priceOn request$95/month
Pricing modelPer month by credit volume, with pay-as-you-go availablesubscription
PlatformsWebweb, windows, mac

Identical on both: free tier (No), 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 Sitebulb

  • JavaScript crawling
  • Prioritized Hints
  • Crawl maps
  • Scheduled recurring audits
  • Audit comparisons
  • Google integrations

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

Sitebulb

  • Agencies running recurring technical SEO audits for clientsnot Keyword Insights
  • In-house SEO teams tracking site health over timenot Keyword Insights
  • Auditing JavaScript-rendered sites for crawlability issuesnot Keyword Insights
  • Benchmarking site architecture via crawl visualizationsnot 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.

Sitebulb

  • Desktop plans are limited to a single user, so teams need Sitebulb Cloud or paid add-on seats to collaborate.
  • Large sites near or above the 500,000 URL Pro limit require reconfiguration or the Cloud tier to avoid hitting crawl caps.
  • Desktop crawling relies on local machine resources, so audit speed and scale depend on the user's hardware rather than cloud infrastructure.

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

Sitebulb

$95/month
  • Lite$undefined/month
    • 1 user
    • 10,000 URLs per audit
    • 100+ Hints
  • Pro$undefined/month
    • 1 user
    • 500,000 URLs per audit
    • 300+ Hints
  • Sitebulb Cloud$undefined/month
    • 2+ users
    • No project limits
    • Automated recurring crawls

Which should you pick?

Choose Keyword Insights if

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

Choose Sitebulb if

  • You need javascript crawling.
  • You work on web, windows, mac.
  • You also want prioritized hints.
Sitebulb review

Questions people ask

Is Keyword Insights or Sitebulb better?
Neither clearly leads. Keyword Insights starts at On request and Sitebulb at $95/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Keyword Insights or Sitebulb?
Keyword Insights starts at On request and Sitebulb at $95/month.
Does Keyword Insights or Sitebulb run on more platforms?
Keyword Insights runs on Web. Sitebulb runs on web, windows, mac.
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 Sitebulb is typically brought in for.
What can Keyword Insights do that Sitebulb cannot?
Keyword Insights covers SERP-based clustering, Intent classification, Content brief generation, Bulk keyword upload. Sitebulb covers JavaScript crawling, Prioritized Hints, Crawl maps, Scheduled recurring audits.

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.

Sitebulb: Is there a free trial?

Sitebulb offers a 14-day free trial with no credit card required and no up-front commitment.

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.

Sitebulb: Can I cancel anytime?

Yes, subscriptions can be cancelled anytime and users are never locked into a contract.

Source
Keyword Insights: Is there a free tier?

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

Sitebulb: What does Sitebulb integrate with?

Sitebulb connects to Google Analytics, Google Search Console, Google Sheets, and Google Data Studio to pull data into audit reports.

Source
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