All comparisons
Comparison

F5Bot vs ReplyMine

F5Bot is a free, no-frills email alerts service that pings you whenever your keywords appear on Reddit, Hacker News, and a few other sources. ReplyMine is a paid workflow tool — it ranks every match, drafts AI replies, and tracks competitors.

If you just want raw alerts and have time to sift through them, F5Bot is hard to beat at $0. If you want signal-to-noise and reply drafts in one place, ReplyMine is built for that.

Quick comparison

FF5Bot

Free email alerts when your keywords are mentioned online

Free: Fully free

Paid: No paid plan

RReplyMine

Reddit lead discovery + AI replies

Free: 5-day free trial, no card required

Paid: Plans start at $19/mo

Honest comparison

Where F5Bot wins

  • Completely free, with no usage caps for personal use
  • Covers Reddit, Hacker News, and Lobsters in one alert stream
  • Dead-simple setup — add a keyword, get an email, done
  • Run by a single developer with a long track record of uptime

Where ReplyMine wins

  • AI ranks every matched post 1–10 so you skip low-intent mentions
  • Drafts 3 reply variations per post — F5Bot only sends links
  • Top Picks panel surfaces the 5 highest-intent threads daily
  • Subreddit-level filtering and per-keyword thresholds
  • Competitor activity tracking — see where rivals are commenting
  • Dashboard with saved/dismissed/replied states (F5Bot is email-only)

Feature-by-feature comparison

FeatureF5BotReplyMine
Reddit keyword monitoringYesYes
Hacker News & other sourcesYesNo
Email alertsYesNo
AI relevance scoring (1–10)NoYes
AI-drafted reply variationsNo3 per post
Top Picks (daily AI-curated)NoYes
Dashboard with post statesNoYes
Competitor activity trackingNoYes
Subreddit-specific filteringLimitedYes
Free public Reddit toolsNoYes

F5Bot's features are based on their public site at the time of writing. Always verify the current state on f5bot.com.

Pricing

F5Bot Price

Free tier: Fully free

Paid: No paid plan

Donations accepted; built and maintained by one developer

ReplyMine Price

Free tier: 5-day free trial, no card required

Paid: Plans start at $19/mo

200 free credits to start; cancel anytime

When to choose each tool

Choose F5Bot if…

  • Your budget is strictly $0 and you have time to sift alerts manually
  • You need Hacker News and Lobsters coverage as well as Reddit
  • You only want to know a mention happened — you'll write replies yourself

Choose ReplyMine if…

  • You're getting too many F5Bot emails and need AI to rank the best ones
  • You want a draft reply in front of you, not just a link
  • You want to manage opportunities in a dashboard rather than your inbox
  • Tracking competitor activity matters to your workflow

Frequently asked questions

Is ReplyMine a paid F5Bot alternative?+

Yes. F5Bot is a free email-alert service; ReplyMine is a paid workflow tool that ranks matches, drafts replies, and tracks them in a dashboard. They overlap on the keyword-monitoring layer but solve different problems.

Why pay for ReplyMine when F5Bot is free?+

If raw alerts work for you, F5Bot is great. ReplyMine pays off when the noise gets in the way — when most matches are low-intent, when you spend an hour a day triaging alerts, or when you want a draft reply ready to edit instead of a blank text box.

Does ReplyMine cover Hacker News like F5Bot?+

No. ReplyMine is Reddit-only — we removed Hacker News and other platforms in early 2026 to focus on doing Reddit well. If HN coverage is a must-have, stick with F5Bot or run both.

Can I use F5Bot and ReplyMine together?+

Yes. Some users keep F5Bot for HN alerts and use ReplyMine for the Reddit workflow with reply drafts and ranking. There's no conflict.

Try ReplyMine free for 5 days

No credit card required. Set up your subreddits and keywords in 2 minutes — see whether the AI ranking and Top Picks change how you work, then decide.