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SEO · head to head

Screaming Frog SEO Spider vs SpyFu

Screaming Frog SEO Spider logo

Screaming Frog SEO Spider

SEO

Desktop crawler for technical SEO audits and site analysis

From
Free
Rated
-
Full reviewWebsite
SpyFu logo

SpyFu

SEO

Competitor keyword research tool for SEO and PPC campaigns

From
$29/month
Rated
-
Full reviewWebsite

The short version

  • Only Screaming Frog SEO Spider has a free tier, so it costs nothing to try first.
  • Each has a real cost: Screaming Frog SEO Spider free version limited to 500 URL crawl limit for meaningful analysis; SpyFu entry-level Basic plan caps search results and data exports at 10,000 rows, limiting deep research.
  • They diverge on capability: Screaming Frog SEO Spider covers Crawl up to 500 URLs (free) or unlimited (paid), SpyFu covers Competitor Keyword Research.
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Screaming Frog SEO Spider and SpyFu actually diverge.

Attributes where Screaming Frog SEO Spider and SpyFu differ
AttributeScreaming Frog SEO SpiderSpyFu
Starting priceFree$29/month
Free tierYesNo
PlatformsWindows, macOS, Linuxweb, api
FoundedUnknown2005

Identical on both: pricing model (subscription), 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 Screaming Frog SEO Spider

  • Crawl up to 500 URLs (free) or unlimited (paid)
  • 300+ SEO issue checks
  • JavaScript rendering with Chromium
  • XML sitemap generation
  • Custom data extraction
  • Google integrations
  • Scheduled crawls and comparisons
  • Multi-language support

Only in SpyFu

  • Competitor Keyword Research
  • Ad History
  • Rank Tracking
  • Backlink Analysis
  • RivalFlow AI
  • Automated Reporting
  • API Access

What people use each for

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

Screaming Frog SEO Spider

  • Identify broken links and server errors on large sitesnot SpyFu
  • Audit redirect chains during site migrationsnot SpyFu
  • Analyze and fix duplicate content issuesnot SpyFu
  • Extract and validate structured data on pagesnot SpyFu
  • Monitor site health with scheduled crawlsnot SpyFu

SpyFu

  • Researching a competitor's paid search strategynot Screaming Frog SEO Spider
  • Finding organic keyword gapsnot Screaming Frog SEO Spider
  • Tracking weekly keyword rank changesnot Screaming Frog SEO Spider
  • Building white-label SEO/PPC reports for clientsnot Screaming Frog SEO Spider

Where each one falls short

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

Screaming Frog SEO Spider

  • Free version limited to 500 URL crawl limit for meaningful analysis
  • Desktop application required, not available as web-based tool
  • Unlimited crawls depend on system memory and storage capacity
  • Annual licensing model with no monthly option
  • Learning curve for advanced features like custom extraction

SpyFu

  • Entry-level Basic plan caps search results and data exports at 10,000 rows, limiting deep research.
  • API access is only available on the top Team/Agency tier, unlike some competitors that offer it at lower price points.
  • Additional user seats cost an extra $30 per user per month even on paid plans.
  • Weekly rank tracking refresh is less frequent than some competitors offering daily updates.

Pricing, plan by plan

Screaming Frog SEO Spider

Free
  • FreeFree
    • 500 URL crawl limit
    • Core features included
    • Link checking and metadata analysis
  • Paid License$199/year
    • Unlimited URL crawls (limited by system memory/storage)
    • All free version features
    • Advanced features unlocked

SpyFu

$29/month
  • Basic$29/month
    • 10k row search results and data exports
    • 5,000 weekly tracked keyword rankings
    • 10 automated reports
  • Pro + AI$89/month
    • Unlimited search results and data exports
    • 15,000 weekly tracked keyword rankings
    • 100 automated reports
  • Team/Agency$187/month
    • Unlimited data exports and reports
    • 50,000 weekly tracked keyword rankings
    • RivalFlow AI (5 sites)

Which should you pick?

Choose Screaming Frog SEO Spider if

  • You need crawl up to 500 urls (free) or unlimited (paid).
  • You want to start without paying.
  • You work on Windows, macOS, Linux.
  • You also want 300+ seo issue checks.
Screaming Frog SEO Spider review

Choose SpyFu if

  • You need competitor keyword research.
  • You work on web, api.
  • You also want ad history.
SpyFu review

Questions people ask

Is Screaming Frog SEO Spider or SpyFu better?
Neither clearly leads. Screaming Frog SEO Spider starts at Free and SpyFu at $29/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Screaming Frog SEO Spider or SpyFu?
Screaming Frog SEO Spider has a free tier; the other does not. Paid plans start at Free for Screaming Frog SEO Spider and $29/month for SpyFu.
Does Screaming Frog SEO Spider or SpyFu run on more platforms?
Screaming Frog SEO Spider runs on Windows, macOS, Linux. SpyFu runs on web, api.
Can I use Screaming Frog SEO Spider for free?
Yes. Screaming Frog SEO Spider has a free tier, so you can try it without paying. SpyFu starts at $29/month.
What is Screaming Frog SEO Spider best used for?
Screaming Frog SEO Spider is most often used for identify broken links and server errors on large sites, audit redirect chains during site migrations, analyze and fix duplicate content issues, extract and validate structured data on pages. Of those, identify broken links and server errors on large sites and audit redirect chains during site migrations are not what SpyFu is typically brought in for.
What can Screaming Frog SEO Spider do that SpyFu cannot?
Screaming Frog SEO Spider covers Crawl up to 500 URLs (free) or unlimited (paid), 300+ SEO issue checks, JavaScript rendering with Chromium, XML sitemap generation. SpyFu covers Competitor Keyword Research, Ad History, Rank Tracking, Backlink Analysis.

Answered from the vendors’ own pages

Screaming Frog SEO Spider: What is the difference between free and paid Screaming Frog licenses?

The free version crawls up to 500 URLs with core features. The paid license (GBP 199/year) includes unlimited URL crawls limited only by system memory and storage, plus advanced features.

Source
SpyFu: What does SpyFu cost?

SpyFu has three plans: Basic at $29/month (billed annually) or $39/month, Pro + AI starting around $89/month annually (or $59 for the first month, then $119/month), and Team/Agency at $187/month annually or $249/month.

Source
Screaming Frog SEO Spider: Can Screaming Frog crawl JavaScript-rendered content?

Yes. Screaming Frog renders JavaScript through headless Chromium, enabling crawls of React, Angular, Vue.js, and other JavaScript frameworks.

Source
SpyFu: What's included in the Basic plan?

Basic includes 10,000-row search results and data exports, 1 Live Site tracking project, 5,000 weekly tracked keyword rankings, 10 automated reports, and 1 user seat.

Source
Screaming Frog SEO Spider: What platforms does Screaming Frog support?

Screaming Frog SEO Spider is available for Windows, macOS (Apple Silicon and Intel), and Linux (Ubuntu and Fedora).

Source
SpyFu: What extra do Pro + AI and Team/Agency add?

Pro + AI adds unlimited search results and exports, 10 tracking projects, 10+ years of historical data, 15,000 weekly rank checks, and 100 reports. Team/Agency adds unlimited projects and reports, 50,000 weekly rank checks, and 5 user seats.

Source
SpyFu: Do all plans include AI features?

Yes, all plans include the RivalFlow AI tool, ChatGPT integration, AI Brand Monitoring, Google Ads campaign tools, Google Search Console integration, white-label reporting, and API access, though limits vary by tier.

Source
SpyFu: Is extra usage or extra users available beyond the base seats?

Yes, additional user seats can be added to Pro + AI and Team/Agency plans for $30 per additional user beyond the included seat count.

Source
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