Newsletter economics, written down

Every dollar figure in these articles is computed from our verified pricing data at build time — when a platform changes its pricing, the prose updates with it.

How much does Substack actually cost?

Substack is free until you charge for subscriptions — then it takes 10%, plus payment processing. Here's the real all-in math at different list sizes.

2026-06-10

Flat fee or revenue share: when does Substack's 10% get expensive?

Revenue-share platforms are cheap until you earn; flat-fee platforms are cheap after you earn. The crossover point is calculable — here it is.

2026-06-10

Switching from Substack to beehiiv: what happens to your fees

The fee math of moving an established paid newsletter off Substack — what you save, what you start paying, and what to check before migrating.

2026-06-10