Pricing

Free is always free. Premium unlocks the master chain and web visibility.

Free

$0

  • • Local Rust blockchain on device
  • • Unlimited notes
  • • Chronological + tag-based filtering
  • • Export to JSON / text
Download on iOS
Recommended

Premium

$4.99/mo

  • • Master blockchain verification
  • • Cloud backup & multi-device sync
  • • Verification certificates (PDF)
  • • Shareable public note pages
  • • Web access to your chain
Sign in to upgrade

iOS purchases go through Apple StoreKit per App Store guideline 3.1.1. Web purchases use Stripe. Either channel grants Premium across all of your devices.