SendFox vs Substack

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.

SendFox

See full pricing history

USD · US · source: sendfox.com

Plan	Pricing	Charged by	Offer type
Free	Free $ 0 forever, no card	Flat · forever	Standalone · Free
Pro Highlighted	USD 19 monthly · USD 15.83 / month with annual commitment $19/mo. Save $38 a year. Monthly Annual 2 months free. First year $190	Flat · /mo	Standalone · Starting at
Custom	Contact sales Let's talk custom pricing, dedicated IPs, and migration help.	Other	Standalone · Contact sales

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

What each plan includes

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

SendFox

Free

Highlights Contacts: 1,000

Included
Highlights Sends: 3,000 / month

Included
Highlights Smart pages: 1

Included
Highlights Forms: 1

Included
Highlights Automations: 1

Included
Highlights Drag-and-drop editor: Included
Highlights AI email drafts: 2 to try

Limited
Highlights API access: Excluded
Highlights MCP access: Excluded
Highlights SendFox branding: Included

Pro

Highlights Contacts: 5K–250K

Included
Highlights Sends: 100K /mo

Included
Highlights White label: Included
Highlights MCP access: Included
Highlights AI email writer: Included
Highlights VIP sending IP: Included
Highlights Paid newsletters: Included
Highlights Single opt-in: Included
Highlights Full HTML editor: Included
Highlights Full-color social icons: Included

Custom

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

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

SendFox

September 21, 2026
Official pricing page
- Free: Free
- Pro: USD 19 monthly · USD 15.83 / month with annual commitment
- Custom: Contact sales
August 27, 2026
Official pricing page
- Free — Start your list: Free
- Pro — Grow it like a business: USD 19 monthly · USD 19 / month with annual commitment

Substack

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