Pricing

Choose the plan that works for you

Browse Forever
Free
  • Interactive world map
  • All 309 octopus species profiles
  • Learn about cephalopod biology
  • Research links and scientific data
  • No login required
Browse Species Map
Try Everything Free
30 Days FREE
  • All learning games unlocked
  • Spaced repetition system
  • Personal progress dashboard
  • Adaptive difficulty (3 levels)
  • Progress tracking & analytics
  • Requires: Google sign-in (free)
Start Free Trial

No credit card required

Keep Learning
$12/year
  • Unlimited access to all games
  • Your progress unlocked
  • All tracking features
  • Future updates included
  • Support marine education

Pay what you want: $12-50/year

💡 How It Works

1. Browse Free: Explore all 309 species and the interactive map - no login needed.

2. Start Trial: Sign in with Google for 30 days free access to all games and tracking.

3. Keep Learning: After your trial, unlock everything for $12/year. Your progress is preserved - you've learned X species and are Y% to your next level!

For Schools & Teachers

Students get 30-day free trial, then $12/year. Contact us for bulk school licensing.

Learn More →