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IdeaHarvester vs SpacePrompts

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

IdeaHarvester compared with SpacePrompts
DetailIdeaHarvester logo IdeaHarvesterSpacePrompts logo SpacePrompts
What it doesDiscover and validate profitable SaaS ideas from Reddit discussions AI prompt manager for organizing and syncing prompts across ChatGPT, Claude, and other AI platforms
StageStartup Not given
Founded2024 Not given
Based inNot given Not given
Pricing modelPaid Freemium
Pricing$79.99 USD one-time payment for lifetime access (50% off limited-time offer, regular price $159.99) Free: $0/month with up to 50 prompts, 3 free AI enhancements/day, 3 free generations/day, 3 Playground runs/day; Pro: $5/month ($60 billed annually) with unlimited prompts, 300 enhancements/month, 300 generations/month, 300 Playground runs/month, API access; Team: $9/month ($108 billed annually) wit
Key features
  • Live idea feed with social media-style scrolling
  • Community search and niche market analysis
  • AI-powered PRD generation with market analysis
  • Custom audience creation and management
  • Idea dashboard for saving and organizing opportunities
  • Export and share PRDs for presentations
  • Store and organize prompts with categories and tags
  • Version history and rollback
  • AI prompt enhancement and generation
  • Playground with free model runs
  • Browser extension for Chrome, Edge, Firefox
  • REST API access to pull prompts
  • Upload reference images to prompts
  • Export to JSON or Excel
  • Role-based team permissions
  • Public prompt sharing
What makes it different
  • Significantly cheaper than competitor tools
  • Real user insights from authentic community discussions
  • Works across multiple AI platforms in one unified library
  • Built for speed and retrieval, not just storage
  • Complete version control to track which prompt version works best
  • Automatic prompt enhancement with specific scoring and fixes
  • Free tier that stays free with no credit card required
Community votes00
DR (Domain Rating by Ahrefs)9 no change since last check39 no change since last check
Trust Flow (Majestic)16
Citation Flow (Majestic)1726
Referring domains (Majestic)1474

5 details filled in for both companies.

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