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Best Social Listening Tools for Indie Hackers Under $100/mo

Best Social Listening Tools for Indie Hackers Under $100/mo

Most social listening tools are priced for enterprise marketing teams and built for brand mentions, not buyer intent. Indie hackers need something different: affordable, focused on finding leads (not brand vanity metrics), and usable without a team.

Here’s the honest breakdown.

This is part of the How to Find Customers on Reddit in 2026 series.


What does a solo founder actually need from a social listening tool?

The use case for indie hackers is fundamentally different from enterprise brand monitoring. You don’t need sentiment dashboards or share-of-voice charts. You need:

  1. Keyword alerts — tell me when someone mentions my category, competitor, or pain point
  2. Intent scoring — filter out the noise so I only see posts worth replying to
  3. Multi-platform — Reddit, HN, X, Bluesky ideally together
  4. Fast reply — deep link to the post so I can reply within the conversion window
  5. Affordable — under $100/mo, ideally much less
ToolPricePlatformsIntent scoringLead-focused
F5BotFree–$58/moReddit, HN, LobstersNoNo
Syften$19.95–$99.95/moReddit, X, HN, GitHub, YouTube, Bluesky, and moreNoPartial
Brand24$199+/moTwitter, Reddit, TikTok, YouTube, news, blogs, podcastsNo (sentiment only)No
ReplyGain$29–$199/moReddit, HN, X, BlueskyYes (AI)Yes

F5Bot — the free baseline

F5Bot sends you alerts when your keywords are mentioned on Reddit, Hacker News, and Lobsters. It’s the right starting point if you’re pre-revenue and can’t spend anything.

What you get: Email, RSS, or webhook alerts for keyword mentions across Reddit and HN. Paid tiers ($14–$58/mo) add natural language keyword matching, Slack/Discord integration, and API access.

What you miss: No intent filtering. You’ll get every mention — “I’m looking for a tool to do X” and “I hate tools that do X” look identical. At any meaningful keyword volume, triage becomes a daily job.

When to use it: Pre-revenue to validate whether Reddit and HN are worth your time. Once triage is costing you more than 30 min/day, it’s time to upgrade.


Syften — broad coverage, keyword alerts

Syften monitors a wide range of platforms — Reddit, X, Hacker News, GitHub, YouTube, Bluesky, Mastodon, Quora, forums, and blogs. It’s genuinely multi-platform and well-built for keyword tracking.

What you get: Real-time keyword alerts across many platforms, Slack/email/webhook notifications, subreddit filtering, API access on Pro. Entry plan starts at $19.95/mo; Pro (all platforms including X) is $99.95/mo.

What you miss: No buyer intent scoring. Syften tells you when your keyword appeared — it doesn’t tell you whether the post is a lead worth replying to. You still do the triage manually. No reply drafts.

When to use it: If you need broad keyword coverage across many platforms and are comfortable doing your own lead triage. Good for brand monitoring and competitive research alongside lead gen.


Brand24 — enterprise-grade brand monitoring

Brand24 is a well-established brand monitoring tool covering Twitter, Reddit, TikTok, YouTube, news, blogs, podcasts, and review sites. It has AI features including importance scoring and sentiment analysis.

What you get: Very broad platform coverage, sentiment analysis, influencer scoring, white-label reports, team features. AI filtering helps surface high-engagement mentions.

What you miss: It’s built for brand reputation, not buyer intent. There’s no “show me only posts where someone is shopping for a solution” filter. At $199/mo entry price, it’s also significantly over budget for most solo founders.

When to use it: If you have a marketing team, need brand reputation monitoring across all platforms, and have budget for it. Not the right tool for a solo founder primarily hunting warm leads.


ReplyGain — built for buyer intent

ReplyGain monitors Reddit, Hacker News, X, and Bluesky — and scores every match by purchase intent using AI. The lead feed only shows posts where someone is actively looking for a solution, not every mention of your keywords.

What you get: Multi-platform monitoring, AI intent scoring, reply drafts for each lead so you can respond in under 2 minutes, filtering by intent threshold.

The difference that matters: Every other tool in this list delivers keyword matches. ReplyGain delivers leads. That’s a different product — the triage is done for you before results reach your feed.

Pricing:

PlanPriceLeads/moPlatforms
7-Day Pass$12 one-time1,000Reddit, HN, Bluesky, X
Starter$29/mo1,000Reddit, HN, Bluesky, X
Pro$79/mo5,000Reddit, HN, Bluesky, X
Business$199/mo10,000Reddit, HN, Bluesky, X

When to use it: When you’re actively selling and want to spend your time replying, not triaging. The intent scoring eliminates the work that makes every other tool unsustainable at scale.


Which tool to choose based on your stage

StageMRRRecommended toolReason
Pre-revenue$0F5BotValidate the channel before spending anything
Early traction$500–2kReplyGain Starter ($29)Intent scoring eliminates triage time
Growing$2k–10kReplyGain Pro ($79)Higher lead volume + reply drafts
Scaling$10k+ReplyGain Business ($199)Full platform coverage at volume

The upgrade trigger is simple: when you’re spending more than 30 min/day triaging keyword alerts, you need intent scoring. That’s when the tool pays for itself in time saved.


Do you need to monitor more than Reddit?

For most indie hackers, Reddit generates the majority of social listening leads. HN adds fewer but higher-value conversations — senior engineers and CTOs who actually have budget. One good HN thread can be worth many Reddit leads in contract value.

X and Bluesky are worth monitoring if your buyers are active there. ReplyGain covers all four in one feed so you don’t have to check separately.


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