Sponsor comparison
YouTube Music vs Castbox
Newsletter sponsorship activity, audience reach, and ad formats — side by side.
Sponsorship breakdown
Category
YouTube Music
Castbox
Industry
Media
Consumer Electronics
Newsletter
Tim Ferriss
50K subscribers
The Blog of Author Tim Ferriss
1.5M subscribers
Audience reach
50K subs
1.5M subs
Ad format
Sponsored by
Brand Partnership
Listen on Castbox - podcast platform promotion
Last recorded
—
January 2026
Ad copy examples
YouTube Music
No ad copy available
Castbox
Listen on Castbox - podcast platform promotion
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