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Software · head to head

Ahrefs vs Castos

Ahrefs logo

Ahrefs

Software

Everything you need to rank higher & get more traffic

From
$29/month
Rated
-
Full reviewWebsite
Castos logo

Castos

Software

Simple podcast hosting for WordPress sites

From
$13/month
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Ahrefs the entry Lite plan is $129 a month and caps projects at 5 and tracked keywords at 750; Castos transcripts are metered by tier, at 10 a month on Essentials and 100 on Pro
  • They diverge on capability: Ahrefs covers Site Explorer, Castos covers Unlimited hosting.

Where they differ

Only the attributes on which Ahrefs and Castos actually diverge.

Attributes where Ahrefs and Castos differ
AttributeAhrefsCastos
Starting price$29/month$13/month
Pricing modelUnknownsubscription
PlatformsWebWeb, Wordpress
Founded20102016

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

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 Ahrefs

  • Site Explorer
  • Keywords Explorer
  • Site Audit
  • Rank Tracker
  • Content Explorer
  • Competitive analysis
  • Backlink checker
  • Keyword research

Only in Castos

  • Unlimited hosting
  • WordPress integration
  • Distribution
  • Analytics
  • Monetization
  • Email marketing
  • All podcast platforms
  • Email services

Both cover

  • WordPress
  • Web support

What people use each for

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

Ahrefs

  • SEO researchnot Castos
  • Competitor analysisnot Castos
  • Content planningnot Castos
  • Backlink analysisnot Castos
  • Rank trackingnot Castos

Castos

  • Podcast hosting with unlimited episodes and downloadsnot Ahrefs
  • Private and subscriber-only podcastsnot Ahrefs
  • Automatic transcription of episodesnot Ahrefs
  • Republishing episodes to YouTubenot Ahrefs
  • WordPress-integrated podcast publishingnot Ahrefs

Where each one falls short

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

Ahrefs

  • The entry Lite plan is $129 a month and caps projects at 5 and tracked keywords at 750
  • Crawl credits are metered by tier, from 100,000 on Lite to 1,500,000 on Advanced
  • Enterprise at $1,499 a month requires an annual commitment
  • Brand Radar AI, custom prompts and Content Kit are separate add-ons starting at $199, $50 and $99 a month
  • The $29 Starter plan covers search and competitive research basics rather than the full toolset

Castos

  • Transcripts are metered by tier, at 10 a month on Essentials and 100 on Pro
  • Private podcast subscribers are capped, at 100 on Essentials and 500 on Pro
  • Video hosting and the uptime SLA require the Pro tier at $99 a month
  • SSO and a dedicated account manager are Premium only, from $499 a month
  • Team seats are limited by tier, at 5 on Growth and 10 on Pro

Pricing, plan by plan

Ahrefs

$29/month
  • Starter$29/month
    • Core keyword research
    • Backlink analysis
    • Competitor research
  • Lite$129/month
  • Standard$249/month
  • Advanced$449/month

Castos

$13/month
  • Podcaster$13/month
    • Unlimited hosting
    • Automatic distribution
    • Basic analytics
  • Professional$29/month
    • All Podcaster features
    • Advanced analytics
    • Email marketing

Which should you pick?

Choose Ahrefs if

  • You need site explorer.
  • You also want keywords explorer.
Ahrefs review

Choose Castos if

  • You need unlimited hosting.
  • You work on Web, Wordpress.
  • You also want wordpress integration.
Castos review

Questions people ask

Is Ahrefs or Castos better?
Neither clearly leads. Ahrefs starts at $29/month and Castos at $13/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Ahrefs or Castos?
Ahrefs starts at $29/month and Castos at $13/month.
Does Ahrefs or Castos run on more platforms?
Ahrefs runs on Web. Castos runs on Web, Wordpress.
What is Ahrefs best used for?
Ahrefs is most often used for seo research, competitor analysis, content planning, backlink analysis. Of those, seo research and competitor analysis are not what Castos is typically brought in for.
What can Ahrefs do that Castos cannot?
Ahrefs covers Site Explorer, Keywords Explorer, Site Audit, Rank Tracker. Castos covers Unlimited hosting, WordPress integration, Distribution, Analytics. Both handle WordPress, Web support.

Answered from the vendors’ own pages

Ahrefs: What are Ahrefs' main features?

Ahrefs' three main features are Site Explorer (for organic performance), Keywords Explorer (for keyword research), and Content Explorer (for content discovery). The platform includes backlink analysis, competitor research, technical SEO audits, rank tracking, and content workflows.

Source
Ahrefs: What is the size of Ahrefs' backlink database?

Ahrefs maintains a database of 28 trillion internal backlinks and 35 trillion external backlinks that are updated frequently, providing the depth and freshness of link data that differentiates it from competitors.

Source
Ahrefs: What is Ahrefs' pricing?

Ahrefs pricing starts at $29/month for Starter plan, $129/month for Lite, $249/month for Standard, $449/month for Advanced, and $1,499/month for Enterprise, with annual discounts available.

Source
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