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  FirstSign AI

  Auto-generated interviews + ICPs you can act on today.

  Business

  Open
  30,415
  20
  4.8
  Released 1mo ago

  Free + from $49
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  28,821 firstsign.ai
  

  John Goodhew

  🙏 34 karma

  Oct 3, 2025

  @FirstSign AI

  I’m allergic to synthetic data, but I gave FirstSign a spin and… my calendar sent a thank-you note. Skipped the cold DMs and got surprisingly sharp interviews for early validation. Feels like cheating, but I’ll allow it ;)

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Verified tools

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  BigIdeasDB

  AI-Powered Tools to Help You Find, Validate, and Build a Winning Product

  Startup ideas

  Open
  3,841
  20
  5.0
  v2.0 released 8h ago

  From $29.99/mo
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  Om Patel

  🛠️ 2 tools 🙏 45 karma

  What's New: - Easily query all data points with an AI Chat - Weekly updates with fresh real-world problems and opportunities - Multi-source intelligence backed by real user complaints and evidence - Advanced market size data and validation metrics for each opportunity, as well as individual source links to the user review or post - Problems organized by industry, target users, and business type - Reddit Pipeline builder for custom problem and idea discovery from Reddit in minutes - G2 analysis revealing opportunities by showing what users hate about existing software - Upwork analysis identifying tasks that can be automated into products - App Store analysis from negative reviews across multiple categories to find mobile app opportunities - BuildGuide - AI cofounder walking you through 8 validation stages - BuildHub - Complete workspace for product planning and management - Infinity Canvas - Interactive board for visualizing your entire product plan and market research - Project management with Kanban boards and task tracking - Built-in CRM for managing early users and feedback - AI prompts generated for each development phase based off of an idea - MCP Server for advanced Reddit automation and customization