Reddit lead monitoring tools, and which one fits your job
Reddit lead monitoring tools watch Reddit for posts that mention a keyword or a problem, then alert you. F5Bot and Syften send keyword alerts, Syften across many sites. Brand24 is a broad social-listening suite. SignalSeek scores Reddit posts and comments and drafts a reply you post yourself. GummySearch closed to new signups on 2025-11-30.
Side by side
Five tools, one table
Each competitor cell repeats what that tool's own site says. Where a site says nothing, the cell says so.
| Tool | What it watches | How it alerts | Drafts replies | AI on the matches | Pricing |
|---|---|---|---|---|---|
| SignalSeek | Reddit only. Posts and comments, in subreddits it picks from a description of your product | Digest email and the SignalSeek dashboard. Checks every 15 minutes by default | Yes. A reply written for that thread, checked by a guardrail scan and an AI judge. A draft that fails is never shown. SignalSeek never posts | Scores every post and comment for opportunity quality and reply-worthiness, and drops what fails the gate | Free during the beta. Paid plans return at launch. No free tier after the beta |
| F5Bot | Reddit, Hacker News and Lobsters. Posts and comments | Email on every tier. One Slack or Discord integration on Gold, three on Platinum | Not mentioned on f5bot.com | AI filtering on Gold ($49.99/mo). The first $10/month of token usage is included, then billed by usage | Free: $0. 5 keywords, 20 alerts a day, alerts within 2 hours, no keyword filtering flags, and the emails carry ads. Paid: Silver $9.99/mo · Gold $49.99/mo · Platinum $214.99/mo · Diamond from $500/mo, custom |
| Syften | Reddit posts and comments, Hacker News, Indie Hackers, GitHub, Product Hunt, Stack Exchange, forums, Lobste.rs, Dev.to, Slack communities, newsletters, podcasts, Bluesky, Mastodon and the web. X/Twitter and YouTube are paid add-ons | Email, Slack (Standard and up), RSS, API, and webhook (PRO). About a 1-minute delay on Reddit | Not mentioned on syften.com | AI filtering of weak and spammy matches, on Standard and PRO | Entry $29.95, Standard $49.95, PRO $119.95 (adds MCP support). 14-day free trial |
| Brand24 | On Reddit, public posts that contain your keywords and public subreddits. Comment coverage is not mentioned on brand24.com. Brand24 also covers many more sources than Reddit | Real-time monitoring, with email, mobile and Slack notifications | Not mentioned on brand24.com | Sentiment analysis and AI insights | From $249/mo, or $199/mo billed annually, up to Enterprise from $1,499/mo. 14-day trial, no free tier |
| GummySearchClosed | Formerly Reddit-only audience research, across what its site called 130,000 active subreddits | Closed to new signups on 2025-11-30 | Closed to new signups on 2025-11-30 | Closed to new signups on 2025-11-30 | Formerly Free, then $29, $59 and $199 a month |
Scroll the table sideways to read every column.
Be honest
Choose each tool when
Most of these tools do a different job. Pick the one that matches yours.
SignalSeek
You want a short list of scored Reddit threads with a checked reply draft, and you post by hand. You can also run your campaigns from a Claude chat through its MCP connector
F5Bot
You want a free tier, every keyword mention with no filter in between, or Hacker News and Lobsters alongside Reddit
Syften
You want one alert feed across Reddit and many other communities, or alerts in Slack, RSS, an API or a webhook
Brand24
You want broad brand listening with sentiment across many sources, and Reddit is one of them
GummySearch
Not an option today. Closed to new signups on 2025-11-30
Where SignalSeek is the wrong pick
- It reads Reddit only. No Hacker News, X, forums or the wider web.
- It has no free tier after the beta.
- It alerts by digest email and on its dashboard. No Slack, RSS, API or webhooks.
Q.01What is a Reddit lead monitoring tool?
A tool that watches Reddit for posts or comments where someone describes a need your product meets, then tells you. Some tools send every keyword match. Others filter the matches with AI. SignalSeek also drafts a reply, and you post it by hand.
Q.02Which tools watch more than Reddit?
Syften covers Reddit plus Hacker News, Indie Hackers, GitHub, Product Hunt, Stack Exchange and many more communities. F5Bot covers Reddit, Hacker News and Lobsters. Brand24 covers many sources beyond Reddit. SignalSeek reads Reddit only.
Q.03Which tools draft a reply for me?
SignalSeek drafts a reply for each match it surfaces, and a guardrail scan and an AI judge check it before you see it. Reply drafting is not mentioned on f5bot.com, syften.com or brand24.com.
Q.04Is there a free option?
F5Bot has a free tier with 5 keywords and 20 alerts a day. Syften and Brand24 each offer a 14-day trial. SignalSeek has no free tier once its beta ends.
Q.05What happened to GummySearch?
Closed to new signups on 2025-11-30, as gummysearch.com/closing-time states. It was a Reddit audience research tool. This guide keeps it as a dated row because people still look for it.
Q.06Does SignalSeek post to Reddit for me?
No. There is no posting feature on any plan, and no step where you connect a Reddit account. You copy the draft, open the thread, and post from your own account.
Stop reading alerts. Start reading scored threads with the reply already drafted
Reddit only. Two quality gates on every draft. SignalSeek never writes to Reddit.
- F5Bot facts checked on 2026-09-18 at f5bot.com, f5bot.com/tiers.
- Syften facts checked on 2026-09-22 at syften.com, syften.com/pricing.
- Brand24 facts checked on 2026-09-22 at brand24.com/prices, brand24.com/reddit-monitoring.
- GummySearch facts checked on 2026-09-22 at gummysearch.com/closing-time, gummysearch.com/product, gummysearch.com/pricing.
None of these tools is affiliated with SignalSeek. Tell us if something changed.