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Side-by-side comparison · SEO & Analytics

Clearscope vs Screaming Frog SEO Spider vs Semrush

Everything that matters when choosing between them, in one place: our rating, what each can do, what they cost, and the trade-offs.

Clearscope

3.9

From $129/mo

Best overall

Screaming Frog SEO Spider

4.0

From £199/user/yr

Semrush

3.9

From $139/mo

Comparing 3 tools, the maximum.

At a glance

Easiest to use

Pick it if: Content teams and agencies publishing SEO articles every week who want writers to hit a clear quality bar.

Best overallBest value

Pick it if: Anyone who needs a thorough technical check of a site, especially before or after a redesign or migration.

Pick it if: Agencies and marketers who do both search ads and SEO and want one subscription for both.

Overview

AttributeClearscopeScreaming Frog SEO SpiderSemrush
In one lineGrades your content against what ranks and tracks whether AI search mentions you.Crawls your whole site the way Google does and lists what's broken.Keyword, competitor and ad research with a bigger toolbox and a bigger bill.
Pricing modelPaidFreemiumFreemium
Starting price$129/mo£199/user/yr$139/mo
Free plan No Yes Yes
Works with Claude Code No Yes Yes

Rating breakdown

Our scores out of 5. The higher bar in each row is highlighted.

AttributeClearscopeScreaming Frog SEO SpiderSemrush
Overall rating3.94.0Winner3.9
Ease of useHow quickly someone non-technical gets value from it.
4.5
2.5
3.5
FeaturesHow completely it covers its own job, and how well the pieces fit together.
4.0
4.5
5.0
Output qualityHow good the results are before you fix them.
4.5
4.5
4.0
Value for moneyWhat you get for the price, including the free plan.
2.5
4.5
3.0
Speed & reliabilityHow fast it is and how often it falls over.
4.0
4.0
4.0

Feature comparison

A tick means it does this today. A dash means we haven't checked.

AttributeClearscopeScreaming Frog SEO SpiderSemrush
Access & platform
Free plan No Yes Yes
Mobile app– No Yes
Desktop app– Yes No
Browser extension No No Yes
API access– No Yes
Teams & business
Team workspace Yes No Yes
Enterprise plan or SSO Yes No Yes
Connects to other apps Yes Yes Yes
Open source or self-hosted No No No
AI abilities
Works with your files– Yes Yes
Understands images– No No
Makes images No No No
Makes video No No No
Writes code No No No
Runs agents or automations– No No
Learns your brand or style– No–
Works in many languages– Yes Yes
Capabilities score3/ 175/ 179/ 17

Pricing

Plans as listed on each vendor's site when we last checked. Confirm before you buy.

AttributeClearscopeScreaming Frog SEO SpiderSemrush
Plans

EssentialsOur pick

$129/mo

Small content teams publishing weekly.

Free

Free

Small sites and one-off checks.

Free

Free

A quick look before you commit.

Business

$399/mo

Larger teams and agencies.

Paid licenceOur pick

£199/user/yr

Agencies and anyone with a site over 500 pages.

SEO

$139/mo, or $117.33/mo billed yearly

A business that wants classic SEO research without the AI extras.

Enterprise

Custom

Big publishers with security needs.

StarterOur pick

$199/mo, or $165.17/mo billed yearly

Marketers who want SEO plus AI visibility and the Claude connection.

Pro+

$299/mo, or $248.17/mo billed yearly

Agencies managing several clients.

Advanced

Custom

Large teams and enterprise accounts.

Which plan to pickEssentials is enough for most teams; buy extra pages or drafts as add-ons before jumping to Business. Use the 14-day trial on real articles to see if the grades change your results.The free version is enough for most small businesses because it includes every feature and only caps the crawl at 500 pages. Buy a licence when your site or your clients' sites go past that. The price is listed in pounds with dollar and euro options at checkout.The free account is only good for a look around. If you want the Claude connection and AI visibility tracking, Starter is the one; the SEO plan is cheaper but leaves both out. Budget for extra users too, which start at $45 a month each.

Key features

AttributeClearscopeScreaming Frog SEO SpiderSemrush
Standout features
  • Content grading
  • Topic exploration
  • Page monitoring
  • Drafts
  • AI search tracking
  • Google Docs and WordPress add-ons
  • Full site crawl
  • JavaScript rendering
  • Google integrations
  • AI during crawl
  • Crawl comparison
  • Scheduling and command line
  • Domain Overview
  • Keyword Gap
  • Advertising Research
  • AI Search tracking
  • Position Tracking
  • Semrush MCP

Pros and cons

AttributeClearscopeScreaming Frog SEO SpiderSemrush
Pros
  • Simple, clean interface that writers pick up quickly
  • Good-quality term recommendations
  • Unlimited users on every plan
  • Works inside Google Docs and WordPress
  • The most complete technical crawl available
  • Free version includes every feature up to 500 pages
  • Crawl comparison makes migrations far safer
  • Connects to Google data and AI models during the crawl
  • Runs on your own computer, so your data stays with you
  • Organic and paid search research in one subscription
  • The best Google Ads competitor data of the big suites
  • Strong local SEO and listings tools
  • AI visibility tracking built into the main plans
  • Official MCP connection for Claude
Cons
  • High price for small businesses, with no free plan
  • Tight monthly limits on pages and drafts at the entry price
  • Fewer extras than Surfer (no full site audit)
  • AI search tracking only covers a couple of assistants
  • Dated interface that assumes you know technical SEO terms
  • Desktop only, and big crawls need a lot of memory
  • No cloud dashboard or scheduled reports for clients
  • One licence per user adds up for a team
  • Cluttered interface with a steep learning curve
  • Expensive, and add-ons and extra users push the bill up fast
  • The free account is too limited to do real work
  • Backlink data is a step behind Ahrefs
  • Plan names and bundles change often, which makes comparing hard

Who each one is for

AttributeClearscopeScreaming Frog SEO SpiderSemrush
Best for
  • Making sure articles cover a topic fully
  • Keeping a team of writers consistent
  • Refreshing pages that are slipping
  • Checking if AI search mentions your brand
  • Finding broken links
  • Checking redirects after a migration
  • Auditing titles and headings
  • Exporting a full page list
  • Competitor Google Ads research
  • Keyword gap reports
  • Content briefs
  • Local listings management
You'll find it used by
  • Content marketing teams
  • SEO agencies
  • Freelance writers
  • B2B software companies
  • Technical SEOs
  • Agencies
  • Developers
  • Web designers
  • Agencies
  • Performance marketers
  • In-house SEO teams
  • Content marketers

Questions people ask

Which is better, Clearscope, Screaming Frog SEO Spider or Semrush?

Screaming Frog SEO Spider scores highest overall in our ratings (Clearscope 3.9/5, Screaming Frog SEO Spider 4.0/5 and Semrush 3.9/5). Clearscope is best for making sure articles cover a topic fully and keeping a team of writers consistent. Screaming Frog SEO Spider is best for finding broken links and checking redirects after a migration. Semrush is best for Competitor Google Ads research and keyword gap reports.

Which is cheaper, Clearscope, Screaming Frog SEO Spider or Semrush?

Clearscope: There's no free plan. Paid plans start at $129/mo. Screaming Frog SEO Spider: There's a free plan, and paid plans start at £199/user/yr. Semrush: There's a free plan, and paid plans start at $139/mo.

Which is easier to use, Clearscope, Screaming Frog SEO Spider or Semrush?

Clearscope rates highest for ease of use in our scores. Content teams and agencies publishing SEO articles every week who want writers to hit a clear quality bar.

How we compare

Ratings are our own, from using each tool, across ease of use, features, output quality, value for money, speed & reliability.

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