Find Subreddits by Topic
Free subreddit search tool that finds the most relevant communities for any topic. See subscriber counts, descriptions, and activity levels.
How It Works
Enter a Topic
Type any topic, keyword, or niche you want to find subreddits for.
Search Reddit
We search Reddit to find communities matching your topic.
Browse Results
View subreddits with subscriber counts and activity levels.
Found the perfect subreddits?
CatchIntent monitors them 24/7 and alerts you when someone shows buying intent.
Find Subreddits by Popular Topics
Click any topic below to find the best subreddits for it
Business & SaaS
Design & Creative
Lifestyle
Frequently Asked Questions
How does the subreddit finder work?
We search Reddit's subreddit directory using your topic or keyword. Results are sorted by relevance and subscriber count, so you see the most active and relevant communities first.
What kind of topics can I search for?
You can search for any topic, industry, niche, or keyword. Try broad topics like "marketing" or specific ones like "email automation". The tool works best with descriptive keywords.
How many subreddits can I find per search?
Each search returns up to 25 relevant subreddits. If you need to discover more communities, try different keyword variations of your topic.
Is there a limit to how many searches I can do?
Yes, free users can perform up to 3 searches per day. Need unlimited searches? Check out our plans for automated monitoring.
What information is shown for each subreddit?
Each result shows the subreddit name, description, subscriber count, and currently active users. Click any subreddit to visit it directly on Reddit.
Can I monitor the subreddits I find?
With CatchIntent, you can set up automated monitoring for any subreddits you discover. Get alerts when someone shows buying intent or mentions your brand. Start your free trial to monitor subreddits 24/7.
Have more questions? Browse all FAQs or talk to the founder