Knock vs MailerToGo

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.

Knock

See full pricing history

USD · US · source: knock.app

Plan	Pricing	Charged by	Offer type
Developer	Free $0/month	Flat · monthly subscription	Standalone · Free
Starter	USD 250 monthly $250/month including 50,000 messages; then $0.005/message	Usage · monthly platform fee plus message usage	Standalone · Usage based
Enterprise	Contact sales Contact us	Flat · monthly subscription	Standalone · Contact sales

MailerToGo

See full pricing history

USD · US · source: www.mailertogo.com

Plan	Pricing	Charged by	Offer type
Starter	USD 15 monthly · USD 12 / month with annual commitment $15/month with 20% savings on annual billing	Usage · per stated usage allowance	Standalone · Fixed
Growth	USD 50 monthly · USD 40 / month with annual commitment $50/month with 20% savings on annual billing	Usage · per stated usage allowance	Standalone · Fixed
Scale	USD 150 monthly · USD 120 / month with annual commitment $150/month with 20% savings on annual billing	Usage · per stated usage allowance	Standalone · Fixed
Enterprise	Contact sales Custom volume pricing	Usage · per stated usage allowance	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.

Knock

Developer

Official plan card Messages: 10,000/month

Limited
Official plan card Notification workflows: Unlimited

Limited
Official plan card Delivery channels: Unlimited

Limited

Starter

Official plan card Messages: 50,000/month included

Limited
Official plan card Additional messages: $0.005 each

Limited
Official plan card Guides active users: 2,500

Limited

Enterprise

Official plan card Volume discounts: Included
Official plan card Custom roles and permissions: Included
Official plan card Enterprise controls: Included

MailerToGo

Starter

Plan card 25,000 emails per month: Included
Plan card 5 sending domains: Included
Plan card 30-day event history: Included
Plan card $1 per additional 1,000 emails: Included

Growth

Plan card 250,000 emails per month: Included
Plan card 25 sending domains: Included
Plan card 90-day event history: Included
Plan card $0.60 per additional 1,000 emails: Included

Scale

Plan card 1 million emails per month: Included
Plan card Unlimited sending domains: Included
Plan card 12-month event history: Included
Plan card $0.40 per additional 1,000 emails: Included

Enterprise

Plan card Custom email volume: Included
Plan card Custom SLA: Included
Plan card Custom sending domains: Included
Plan card Priority support: Included

How their prices changed

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

Knock

August 27, 2026 Source
- Developer: Free
- Starter: USD 250 monthly
- Enterprise: Contact sales

MailerToGo

August 27, 2026 Source
- Starter: USD 15 monthly · USD 12 / month with annual commitment
- Growth: USD 50 monthly · USD 40 / month with annual commitment
- Scale: USD 150 monthly · USD 120 / month with annual commitment
- Enterprise: Contact sales