Knock
Free plan for cross-channel notifications: up to 10,000 messages a month, unlimited workflows and team members.
Dev Tools
What you get
Notification workflows (email, SMS, push, chat and in-app feeds) with up to 10,000 messages a month, 500 in-app guide recipients, 500 agent credits, unlimited workflows, channels and team members.
How to get it
Click Sign up for free on knock.app/pricing.
What it requires
No credit card required.
The catch
The free plan keeps Knock branding and has no email client previews; the next plan, Starter, is $250 a month.
From the official page · checked Oct 28, 2026