From AI to zoology, track any topic with personalized AI summaries. Stay informed without information overload.
10 free credits. No card required.
Can't find a news source that covers your niche interests
Overwhelmed by generic news feeds that miss what you care about
Spending too much time manually searching for updates on your topics
Knock lets you track any topic imaginable and delivers personalized AI summaries based on your exact interests.
From mainstream to ultra-niche - track any topic
Get concise summaries instead of reading everything
Your interests, your topics, your schedule
Get notified only about significant updates
Simple setup. Powerful results.
Choose any topics, industries, or interests to track
Our AI monitors thousands of sources for your topics
Receive personalized updates on your schedule
Join professionals who track what matters without the noise.
Start Tracking Topics (Free)10 free credits. No credit card required.