Affiliate Links in Podcast Show Notes: Distributed, Frozen, Forgotten
Podcast show notes are written once, syndicated everywhere (Apple Podcasts, Spotify, and every app that reads your RSS), and then forgotten — while back-catalog episodes keep getting played for years. Worse, many apps cache or snapshot episode descriptions, so even when you edit your RSS, old copies persist. The durable pattern: put a single memorable redirect (yoursite.com/deal or go.yoursite.com/sponsor) in the notes and spoken audio, and keep the redirect under your control.
The syndication freeze problem
Your show notes fan out through RSS to every podcast app, each with its own caching behavior. Editing the source feed updates some apps quickly, others slowly, and some historical snapshots never. Any raw affiliate URL in show notes should be treated as unfixable once published — which is why redirects you control are non-negotiable for podcasts.
The spoken layer makes it worse: URLs read aloud in the episode audio ("go to brand.com/show") are literally permanent. Those vanity URLs must keep working for the lifetime of the episode, which is effectively forever.
The setup that survives
- ▸Never paste raw network links (awin1.com/cread.php?...) into show notes — use your own short redirect per sponsor/product.
- ▸Keep a registry of every redirect slug ever spoken in an episode; those can never be deleted, only re-pointed.
- ▸When a sponsorship or program ends, re-point the redirect to the current equivalent (new network link, successor product, or a relevant page of yours) instead of letting it die.
- ▸Monitor the redirects' destinations continuously — the redirect resolving is not proof the affiliate chain inside it works.
Frequently asked questions
Old episodes still drive clicks — how do I know which links they hit?
If you used your own redirects, your redirect tool's stats show which slugs old episodes still drive. If you pasted raw links, scan your show-notes pages (they're webpages) to inventory what's out there.
What happens to my affiliate links if I switch podcast hosts?
Your RSS moves, but any host-specific tracking wrappers in old notes can break. Links through your own domain's redirects survive host migrations untouched — one more reason for the redirect-first setup.
Other platforms
Check every affiliate link you've ever published
Wherever you publish, the links are the revenue layer — and they rot everywhere. Afterlink scans your entire YouTube channel or website, follows every redirect chain, and alerts you the day a link breaks.
Run a free scan