đź’ˇ SaaS Idea: RedditPrompt Finder

Tool for marketers that monitors Reddit subreddits and finds posts your startup should answer, provides templated replies and notification dashboard.

Platform: web

Why it's a good idea?

Idea: RedditPrompt Finder – a tool that monitors sub-reddits, flags threads where a company should jump in, and drafts AI-templated replies.

  1. Evidence of pain/interest

    • r/SideProject URL shows 100+ upvotes and 26 comments asking for access (social proof that makers & growth people want it).
    • Dozens of Reddit threads in r/SaaS, r/Marketing, r/PublicRelations ask “How do you monitor Reddit for keywords?” or “What’s the best Reddit listening tool?”
    • Example posts (titles only, scraped but content JS-blocked): – “How To Monitor Keywords on Reddit?” (r/SaaS Feb-24) – “Anyone here actually monitoring brand mentions on Reddit? How do you do it?” (r/marketing Aug-24) – “Which tool to monitor Reddit for keywords is the best in 2025” (Devi blog Dec-24 – but shared on Reddit)
  2. Existing paid competitors (proof people pay)

    Brand Positioning Pricing (public)
    Redreach.ai AI-powered Reddit lead-gen + suggested reply $15–$49/mo
    DeviAI “Reddit Leads Monitoring” Monitors Reddit, FB groups, L...
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