Sponsor comparison
Reforge Build vs Catherine Project
Newsletter sponsorship activity, audience reach, and ad formats — side by side.
Sponsorship breakdown
EdTech
EdTech
Product Growth
208K subscribers
Chris Arnade Walks the World
5K subscribers
208K subs
5K subs
Annual subscribers get a free year of Reforge Build premium product (worth $28,3…
Non-profit organization offering online book discussions and reading groups, men…
January 2026
May 2026
Ad copy examples
Reforge Build
Annual subscribers get a free year of Reforge Build premium product (worth $28,336 total for all 9 products)
Catherine Project
Non-profit organization offering online book discussions and reading groups, mentioned as a sponsor of the newsletter's reading activities.
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