F5Bot review
Free, no-frills keyword alerts via email
F5Bot is the most-recommended free Reddit monitoring tool, and for good reason: it's genuinely free, takes two minutes to set up, and reliably emails you whenever your keywords appear on Reddit, Hacker News, or Lobsters. It's the bare-metal version of social listening.
Best for
Solo founders, hobbyists, and anyone who wants a free keyword heads-up without a dashboard.
Pricing
Completely free. No paid tier. Funded by donations and the goodwill of its maintainer.
Strengths
- Genuinely free for unlimited keywords and feeds
- Two-minute setup
- Reliable email delivery
- Multi-platform - Reddit + HN + Lobsters
- Open and trusted in the indie community
Weaknesses
- Pure substring matching - high false positive rate
- No dashboard, sentiment, or relevance scoring
- No reply assistance, analytics, or workflow tools
Frequently asked
Is F5Bot really free?
Yes. There's no paid tier - F5Bot has been free since launch. The catch is feature breadth: you get raw alerts, nothing else.
How is F5Bot different from a paid tool like Redreach?
F5Bot tells you a keyword appeared. Paid tools like Redreach add a layer on top: AI relevance scoring (so you skip false positives), reply drafts, ranking detection, and ROI analytics. F5Bot is the alert; Redreach is the workflow around the alert.
What's the best alternative to F5Bot?
If your goal is turning Reddit conversations into customers, Redreach is the most direct alternative. F5Bot tells you when your keyword was mentioned. Redreach tells you which mentions are worth replying to - and helps you reply. For a full side-by-side breakdown, see our Redreach vs F5Bot comparison and our F5Bot alternative guide.
