Substack vs UniOne

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Substack

See full pricing history

USD · US · source: substack.com

Plan	Pricing	Charged by	Offer type
Free publication	Free Free to publish without paid subscriptions	Flat · per month	Standalone · Free
Paid publication	Substack retains 10% of paid subscription revenue, plus card fees Substack retains 10% of paid subscription revenue, plus card fees	Usage · percentage of subscription revenue	Standalone · Usage based

UniOne

See full pricing history

USD · US · source: unione.io

Plan	Pricing	Charged by	Offer type
Standard	USD 6 monthly Starting at $6/month for 50,000 emails	Usage · per channel or location	Standalone · Starting at
Individual	Contact sales Custom pricing	Usage · per channel or location	Standalone · Contact sales

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Substack

Free publication

Plan card Newsletter publishing: Included
Plan card Subscriber management: Included
Plan card Hosted publication website: Included

Paid publication

Plan card Writer revenue share: 90% before card fees

Included
Plan card Paid subscriptions: Included
Plan card Audience analytics: Included

UniOne

Standard

Plan card 50,000 emails per month: Included
Plan card Transactional email: Included
Plan card Bulk email campaigns: Included
Plan card SMTP API: Included

Individual

Plan card Custom email volume: Included
Plan card Custom support: Included
Plan card Volume pricing: Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Substack

August 27, 2026 Source
- Free publication: Free
- Paid publication: Substack retains 10% of paid subscription revenue, plus card fees

UniOne

August 27, 2026 Source
- Standard: USD 6 monthly
- Individual: Contact sales