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Podcasting · head to head

Castos vs RedCircle

Castos logo

Castos

Podcasting

Simple podcast hosting for WordPress sites

From
Free
Rated
-
Full reviewWebsite
RedCircle logo

RedCircle

Podcasting

Free podcast hosting with sponsorship opportunities

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Castos transcripts are metered by tier, at 10 a month on Essentials and 100 on Pro; RedCircle the free Core plan is limited to 1 podcast; unlimited podcasts require the Growth plan at $14.99 per month
  • They diverge on capability: Castos covers WordPress integration, RedCircle covers Sponsorship marketplace.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Castos and RedCircle actually diverge.

Attributes where Castos and RedCircle differ
AttributeCastosRedCircle
Pricing modelsubscriptionfree
PlatformsWeb, WordpressWeb, Ios, Android
Founded20162015

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Podcasting).

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 Castos

  • WordPress integration
  • Email marketing
  • WordPress
  • Email services
  • WordPress security
  • Wordpress support

Only in RedCircle

  • Sponsorship marketplace
  • Podcast website
  • Social media
  • Advertising networks
  • Privacy controls
  • Ios support
  • Android support

Both cover

  • Unlimited hosting
  • Distribution
  • Analytics
  • Monetization
  • All podcast platforms
  • Content protection
  • Web support

What people use each for

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

Castos

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

RedCircle

  • Hosting and distributing podcasts with unlimited storage and downloadsnot Castos
  • Monetising a podcast through host-read and programmatic ad marketplacesnot Castos
  • Selling paid subscriptions and exclusive episodesnot Castos

Where each one falls short

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

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

RedCircle

  • The free Core plan is limited to 1 podcast; unlimited podcasts require the Growth plan at $14.99 per month
  • The free Core plan caps AI transcripts at 5 per month
  • The Core plan podcast webpage carries a Related Shows section that cannot be removed
  • Support on the Core plan is standard with a 72 hour response; 48 hour Advanced support starts on Growth
  • Team seats are not available on Core or Growth; Pro at $29.99 per month includes 5 seats and unlimited seats require Enterprise at $99.99 per month
  • Video file upload to episodes and one-click YouTube distribution require the Pro plan
  • Running your own ads and tracking URLs require the Pro plan
  • A dedicated account manager is Enterprise only
  • The trial is 7 days

Pricing, plan by plan

Castos

Free
  • Essentials$19/month
    • unlimited podcasts/episodes
    • 10 transcripts/month
  • Growth$49/month
    • advanced analytics
    • 25 transcripts/month
  • Pro$99/month
    • video hosting
    • 100 transcripts/month
  • Premium$499/month
    • unlimited transcripts
    • dedicated account management

RedCircle

Free
  • FreeFree
    • Unlimited hosting
    • Automatic distribution
    • Sponsorship opportunities

Which should you pick?

Choose Castos if

  • You need wordpress integration.
  • You want to start without paying.
  • You work on Web, Wordpress.
  • You also want email marketing.
Castos review

Choose RedCircle if

  • You need sponsorship marketplace.
  • You want to start without paying.
  • You work on Web, Ios, Android.
  • You also want podcast website.
RedCircle review

Questions people ask

Is Castos or RedCircle better?
Neither clearly leads. Castos starts at Free and RedCircle at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Castos or RedCircle?
Castos starts at Free and RedCircle at Free.
Does Castos or RedCircle run on more platforms?
Castos runs on Web, Wordpress. RedCircle runs on Web, Ios, Android.
Can I use Castos for free?
Both have a free tier, so you can try either at no cost before committing.
What is Castos best used for?
Castos is most often used for podcast hosting with unlimited episodes and downloads, private and subscriber-only podcasts, automatic transcription of episodes, republishing episodes to youtube. Of those, podcast hosting with unlimited episodes and downloads and private and subscriber-only podcasts are not what RedCircle is typically brought in for.
What can Castos do that RedCircle cannot?
Castos covers WordPress integration, Email marketing, WordPress, Email services. RedCircle covers Sponsorship marketplace, Podcast website, Social media, Advertising networks. Both handle Unlimited hosting, Distribution, Analytics, Monetization.

Answered from the vendors’ own pages

Castos: How much does Castos cost?

Castos plans range from USD 19/month for Essentials to USD 499+/month for Premium, with annual billing offering 2 months free discount.

Source
Castos: Is there a free trial for Castos?

Yes, Castos offers a 14-day free trial on the Essentials plan with no credit card required to get started.

Source
Castos: How many transcripts are included per plan?

Essentials includes 10 transcripts/month, Growth includes 25, Pro includes 100, and Premium includes unlimited transcripts.

Source
Castos: What are Castos add-ons and how much do they cost?

Add-ons include AI Assistant at USD 10/month and extra private subscribers at USD 50/month per 500 additional subscribers.

Source
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