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Get emailed when your keywords are mentioned on Reddit, Hacker News, or Lobsters. Free keyword monitoring and brand alerts.
Worth it
Buy if you are an indie founder, solo marketer, or open-source maintainer who wants free email alerts when your product is mentioned on Reddit, Hacker News, or Lobsters.
Skip it if you need X/LinkedIn coverage, dashboards, sentiment analysis, or a full social listening suite.
Free keyword email alerts for Reddit, HN, Lobsters. Great for founders; too thin for full social listening.
Value for money: 5/5
Rating
$0
Starting price
10
Sources
Analyzed
$0
from $9.99/mo
$49.99/mo ($549/yr)
No known vulnerabilities found in the sources reviewed.
Users consistently call it the best free Reddit mention monitor, praising its simplicity while noting keyword and platform limits.
“I've been using F5bot for a few months now and LOVE IT!”
“I use f5bot to track BookStack mentions on Reddit & Hacker News,”
“F5Bot is probably the most recommended free tool in any conversation about Reddit monitoring.”
Compare F5Bot with each alternative.
Boolean-filtered alerts with broader platform coverage
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F5Bot vs RedNudgeMonitors 30+ platforms including X and LinkedIn
F5Bot vs BuskaBased on 20+ public sources: official F5Bot pages, independent 2026 reviews, and Reddit discussions.
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