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SPECIFICTION
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Supporting Cast

supportingcast.fm

From $99/mo Free trial WebiOSAndroidAPI
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Spec score 8.7 #11 of 71 in Podcast hosting platforms

What it is

Supporting Cast provides a platform for selling and delivering podcast subscriptions, audiobooks, newsletters, and other members-only benefits. Subscribers can listen to premium material in existing apps such as Apple Podcasts and Spotify without installing another app or copying a private RSS feed. Creators can offer single-show or multi-show bundles, monthly or annual billing, multiple tiers, pay-what-you-want pricing, and one-time payments. Exclusive video can be delivered through Spotify, a Supporting Cast subscription site, an embedded player, or private RSS; creators can also publish free or paid newsletters and blogs. The product supports private and video podcasts, RSS feeds, selected directory distribution, and advanced analytics. Integrations listed include Stripe, Mailchimp, Spotify, WordPress, Zapier, and WooCommerce. Reporting covers subscription growth, revenue, engagement, and individual downloads, with CSV export and data-pipeline queries. Pricing for podcast subscriptions is on request. Internal Podcast Starter costs $99 a month for up to 500 listeners; Enterprise pricing is by contact. Platforms include Android, iOS, web, and API.

Spec sheet

What it does
Supporting Cast is a SaaS platform for monetizing premium audio through subscriptions, memberships and audiobooks.Read 20 Oct 2026 · ghco.com
Audience
The internal podcast product is presented for organizations communicating with employees, including hybrid, remote, and deskless teams.Read 8 Oct 2026 · supportingcast.fm
API
The REST API uses HTTPS, JSON and OAuth bearer tokens at api.supportingcast.fm.Read 20 Oct 2026 · developers.supportingcast.fm
Integrations
Official pages show integrations or connections with Stripe, Mailchimp, Spotify, WordPress, Zapier and WooCommerce.Read 20 Oct 2026 · supportingcast.fm
Security
The security overview says data is encrypted in transit and at rest, administrator changes are logged, staff MFA is required, and role-based access controls and a web application firewall are used.Read 8 Oct 2026 · developers.supportingcast.fm
Compliance
A Supporting Cast job listing states that the company is SOC 2 Certified.Read 8 Oct 2026 · supportingcast.fm
Support
For paid podcast subscriptions, the company says it can handle customer support if the client wants it; the internal Starter plan includes email support and documentation.Read 8 Oct 2026 · supportingcast.fm
Additional features
Listed features include free trials, promo codes and discounts, localized currencies, custom transactional emails, bulk user management, and single sign-on and two-factor authentication.Read 8 Oct 2026 · supportingcast.fm
Analytics level
advancedRead 20 Sep 2026 · supportingcast.fm
API rate limits
Documented limits include four requests per second for most v2 endpoints and ten requests per ten seconds for most v1 endpoints.Read 20 Oct 2026 · developers.supportingcast.fm
Audiobooks
Audiobooks can be sold as one-time purchases, club subscriptions, gift cards or bulk company purchases.Read 20 Oct 2026 · supportingcast.fm
Branding
Customers can create branded landing pages and hide Supporting Cast branding from the member experience on eligible plans.Read 20 Oct 2026 · supportingcast.fm
Community
Private communities can include moderation tools, comments, forums, emoji replies and member-uploaded images.Read 20 Oct 2026 · supportingcast.fm
Company performance news
Graham Holdings reported Supporting Cast revenue growth in the first half of 2025 but also included it among businesses whose losses adversely affected operating results.Read 20 Oct 2026 · ghco.com
Company size
LinkedIn lists Supporting Cast as a 2–10 employee company headquartered in Washington, D.C.Read 20 Oct 2026 · linkedin.com
Corporate relationship
The company describes Supporting Cast as an affiliate of Graham Holdings Company, NYSE ticker GHC.Read 20 Oct 2026 · supportingcast.fm
Directory distribution
selected directoriesRead 20 Sep 2026 · supportingcast.fm
Documentation depth
Developer documentation covers API overview, v1 and v2 APIs, SCIM, embeds, webhooks and WordPress integration.Read 20 Oct 2026 · developers.supportingcast.fm
Embeddable interface
An embeddable UI provides shopping, order forms, podcast-app setup, settings and login controls and can be combined with APIs and webhooks.Read 20 Oct 2026 · developers.supportingcast.fm
Flexible billing
Publishers can offer monthly or annual plans, multiple tiers, pay-what-you-want pricing and one-time payments.Read 20 Oct 2026 · supportingcast.fm
Flexible memberships
The platform supports single-show or multi-show bundles, monthly or annual pricing, multiple tiers, pay-what-you-want pricing, and one-time payments.Read 8 Oct 2026 · supportingcast.fm
Internal podcast trial
The enterprise internal podcast page says enterprise clients are offered a six-month trial to establish a listener engagement baseline and assess seat needs.Read 8 Oct 2026 · supportingcast.fm
Internal podcasts
Organizations can distribute private podcasts only to intended employees through existing podcast apps.Read 20 Oct 2026 · supportingcast.fm
Launch history
Nieman Lab reported that Slate began rolling out Supporting Cast in February 2019 after building it from Slate Plus subscription experience.Read 20 Oct 2026 · niemanlab.org
Legal entity and owner
Graham Holdings’ annual report identifies Supporting Cast LLC as a Delaware entity wholly owned by Graham Holdings and an investment-stage business.Read 20 Oct 2026 · ghco.com
Limit: app coverage history
The same 2019 report noted that users of less common podcast apps might need to add feeds manually and that Stitcher and Google Podcasts were excluded then.Read 20 Oct 2026 · niemanlab.org
Limit: manual setup history
A 2019 Nieman Lab report described Supporting Cast as not self-serve at launch and requiring a demo and manual setup.Read 20 Oct 2026 · niemanlab.org
Monetization tools
YesRead 20 Sep 2026 · supportingcast.fm
Newsletters and blogs
The platform supports free or paid newsletters and blogs with audience segmentation and open and click tracking.Read 20 Oct 2026 · supportingcast.fm
Piracy controls
Sharing thresholds can flag members for review or automatically revoke premium-feed access.Read 20 Oct 2026 · supportingcast.fm
Podcast listening
Subscribers can access premium content in existing podcast apps, including Apple Podcasts and Spotify, without installing a new app or copying a private RSS feed.Read 8 Oct 2026 · supportingcast.fm
Podcast subscriptions
It sells and delivers premium podcast content through listeners’ existing podcast applications.Read 20 Oct 2026 · supportingcast.fm
Podcast-app delivery
The service supports premium access in Apple Podcasts and Spotify and describes delivery through other major podcast apps.Read 20 Oct 2026 · supportingcast.fm
Praise: listener flexibility
The Podcast Host praises delivery in the audience’s preferred app, support for multiple media types and community discussion.Read 20 Oct 2026 · thepodcasthost.com
Praise: ownership and integrations
Podwires highlights white-label delivery, direct subscriber-data ownership and integrations beyond a single podcast directory.Read 20 Oct 2026 · podwires.com
Private listening
Listeners can subscribe in as few as two taps without copying RSS feeds or installing another app.Read 20 Oct 2026 · supportingcast.fm
Private podcasts
YesRead 20 Sep 2026 · supportingcast.fm
Publishing
Creators can deliver exclusive video through Spotify, a Supporting Cast subscription site, an embedded website player, or private RSS, and can publish free or paid newsletters and blogs.Read 8 Oct 2026 · supportingcast.fm
Rating on Podwires
0.0 out of 5 from 0 reviewsRead 20 Oct 2026 · podwires.com
Rating on SourceForge
0.0 out of 5 from 0 reviewsRead 20 Oct 2026 · sourceforge.net
Recovery objectives
The published security profile gives a 24-hour recovery point objective and a 12-hour recovery time objective.Read 20 Oct 2026 · developers.supportingcast.fm
Reporting
Reporting covers subscription growth, revenue, engagement and individual member downloads, with CSV exports and data-pipeline access.Read 20 Oct 2026 · supportingcast.fm
Retention tools
The platform supports personalized audio messages, fallback feeds for cancelled members and subscriber churn monitoring.Read 20 Oct 2026 · supportingcast.fm
RSS feed
YesRead 20 Sep 2026 · supportingcast.fm
Security controls
Security documentation lists logged changes, staff MFA, optional administrator MFA, magic links or SAML/SCIM, role-based access and a WAF.Read 20 Oct 2026 · developers.supportingcast.fm
Security infrastructure
The company states that data is encrypted in transit and at rest, backups are continuous and tested, and disaster recovery is exercised twice yearly.Read 20 Oct 2026 · developers.supportingcast.fm
Video podcast support
YesRead 20 Sep 2026 · supportingcast.fm
Video publishing
Exclusive video can be delivered through Spotify, subscription sites, websites and private RSS in HD quality.Read 20 Oct 2026 · supportingcast.fm
Webhooks
REST webhooks notify customer systems about events and support HMAC-SHA256 signature verification.Read 20 Oct 2026 · developers.supportingcast.fm
WordPress plugin
The WordPress plugin requires an API token and can process payments through a connected Stripe account.Read 20 Oct 2026 · developers.supportingcast.fm

Plans and prices

Internal Podcast Starter $99 a month $99/month Up to 500 listeners · Unlimited podcasts and episodes · Email support and documentation Read 8 Oct 2026 · supportingcast.fm
Starter Plan $99 a month $99/month Up to 500 listeners · Unlimited podcasts and episodes · Apple and Spotify listening · CSV or email-domain employee enrollment · Sharing prevention · Email support and documentation · Supporting Cast branding Read 20 Oct 2026 · supportingcast.fm
Enterprise Plan Priced on request Contact for Pricing Unlimited listeners · Comments and forums · Team or business-unit restrictions · SSO · Live support · Dedicated representative · SLA · Privacy and security reviews · White-label branding · Custom terms Read 20 Oct 2026 · supportingcast.fm
Internal Podcast Enterprise Priced on request Contact for Pricing Unlimited listeners · SSO · Live support · SLA · Privacy and security reviews Read 8 Oct 2026 · supportingcast.fm
Podcast subscriptions Priced on request Request a demo Pricing not stated on the product page Read 8 Oct 2026 · supportingcast.fm

Every Supporting Cast plan and price →

Strong points and limits

Strong points

  • Listeners can use Apple Podcasts and Spotify.
  • Supports bundles, tiers, and flexible payment options.
  • Video, newsletters, and blogs are supported.
  • Reports include revenue, engagement, and member downloads.
  • Sharing thresholds can flag or disable access.

Limits

  • Directory distribution is limited to selected directories.

Who it suits

Supporting Cast suits podcast publishers selling memberships and delivering premium content across familiar listening apps. Its internal podcast offering is presented for organizations communicating with hybrid, remote, or deskless employees.

Verdict

Supporting Cast combines subscription sales, publishing options, and membership reporting across podcast and other formats. Prospective customers should request pricing and clarify which directories are supported.

Where Specifiction places it

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