Sponsor comparison
Calm vs Tumble
Newsletter sponsorship activity, audience reach, and ad formats — side by side.
Sponsorship breakdown
Health & Wellness
Entertainment
Smarter Brain Insider
20K subscribers
Nobody Listens to Paula Poundstone
1000K subscribers
20K subs
1000K subs
Calm - Builds stillness and reflective thinking through guided breathing, medita…
For a limited time only, our listeners get 10% off + free shipping at Tumblelivi…
January 2026
May 2026
Ad copy examples
Calm
Calm - Builds stillness and reflective thinking through guided breathing, meditation, and ambient soundscapes — perfect for cognitive reset.
Tumble
For a limited time only, our listeners get 10% off + free shipping at Tumbleliving.com /PAULA
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