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Knock

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147 reviews
  • 1 profiles
  • 5 categories
Average star rating
4.6
#1 in 1 categories
Grid® leader
Serving customers since
2021
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Knock Reviews

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Steph R.
SR
Steph R.
09/17/2025
Validated Reviewer
Verified Current User
Review source: G2 invite on behalf of seller
Incentivized Review

The best notifications platform we've used

I lead the implementation of Knock in our stack, and it’s one of those rare tools that gets the balance right between being developer-friendly and marketing-team friendly. From an engineering perspective, my job is to simply wire up triggers and send data from our app. From there, our copywriters and marketers can own the templates without needing me in the loop. That separation of concerns has been a huge productivity boost. Knock has also gone far beyond just "send a notification." Features like schedules and delayed notifications mean we don’t have to waste time setting up cron jobs ourselves. The logging is excellent too, it’s easy to debug and see exactly what’s happening. The development workflow is one of the standout parts for me. Multiple environments, the ability to incrementally push changes, and even seeing commit diffs on workflows, it feels like Knock was built with real engineering teams in mind. Other highlights: - The free tier was more than generous enough to cover our POC. - Sandboxing notifications helps us avoid burning through third-party usage. - Support has been unreal, even from the other side of the world, questions in their Slack community get answered quickly. - The workflow builder is incredibly powerful, with branching, batching, conditions, and customisations that make it easy to design complex flows that were simply not possible when we were using a different product and we had to add a bunch of messy workarounds Ultimately, Knock is a tool that knows what it’s good at and does that really well. That’s exactly what I want as an engineer, and it’s exactly how I’d describe our experience with it.
Verified User in Information Technology and Services
UI
Verified User in Information Technology and Services
09/16/2025
Validated Reviewer
Verified Current User
Review source: G2 invite on behalf of seller
Incentivized Review

It works decently out of the box, but I find the data model confusing.

It's easy to get started and start sending notifications
Anand C.
AC
Anand C.
09/16/2025
Validated Reviewer
Verified Current User
Review source: G2 invite on behalf of seller
Incentivized Review

Knock makes notifications setup a breeze

Knock has been our go to for all of our notifications and has been our trusted service in communicating alerts and messages to our customers. Integrating with knock was a breeze and their documentation has been good enough for any one to easily pickup. In the few times I had emailed for support, I have always gotten excellent support from them and currently I cant see a world where I woudlnt use them

About

Contact

HQ Location:
New York, NY

Social

@knocklabs

What is Knock?

Knock is flexible, reliable notifications infrastructure that's built to scale with you. Use our APIs to engage users, power cross-channel workflows, and manage notification preferences.

Details

Year Founded
2021
Website
knock.app