Developer Tools · notifications API

Track your Knock bills and renewals

Knock sells messaging infrastructure for product, marketing and transactional messages, delivered by email, SMS, push, chat or in-app from a single platform. Teams build workflows and broadcasts, ship in-app guides such as paywalls and nudges with their own components, honour user preferences, and trigger sends from warehouse, CDP or webhook data, with an MCP server and CLI for agents.

Start free →See pricing

Provider: Knock
Website: knock.app
Category: Developer Tools
Type: notifications API

About Knock

What people pay Knock for

Cross-channel notification workflows
Broadcasts
In-app feeds and guides
Preference centers
Data ingestion and segments

For: Independent developers to Fortune 500 companies

Knock pricing and billing

Pricing: Plans plus usage
Free plan: Yes
Billed: Monthly
Plans: Developer, Starter, Enterprise
Paid plans from: $250 per month (Starter)

Starter includes 50K messages, then $.005 per message; Enterprise offers volume-based or monthly notified-user pricing with annual commit discounts.

As listed on Knock's site on 12 October 2026 · official pricing. Prices change; confirm before you buy.

Tracking tip

Knock bills for what you use, so the amount changes from month to month. Record what was actually charged when each payment lands; your payment history then shows real costs, and Insights (Pro) flags changes of 5% or more.

How to track Knock in SysCost

SysCost keeps every Knock subscription in one ledger with the rest of your tools, reminds your team before each renewal, and converts every currency into yours.

Step 1
Pick Knock
Add a subscription, choose Knock as its provider and give it your own name.
Step 2
Set the cycle
Enter the amount, currency, billing cycle and next payment date.
Step 3
Get reminders
In Slack, Discord, Telegram or email, days before each renewal.
Step 4
Record payments
Mark each one paid, failed or skipped; unpaid ones show as overdue.

Useful Knock links

Pricingknock.app/pricing
Status pagestatus.knock.app

Checked to load on 12 October 2026. Sources: knock.app.

Knock and SysCost: common questions

Can SysCost track my Knock subscription?

Yes. Knock is built into SysCost with its logo: pick it as the provider when you add a subscription.

Does Knock have a free plan?

Yes, Knock lists a free plan, according to its website (checked 12 October 2026). Paid plans start from $250 per month (Starter).

How does Knock bill?

Knock offers monthly billing, priced plans plus usage. In SysCost, choose the matching cycle (monthly, quarterly or yearly) and every renewal is projected from your next payment date.