STONE SIGNATURE

Design a Custom Japanese Seal

Free · Designed for iPad. Not verified for macOS.

AI seal design generation is now faster and more reliable, with saved seals and order drafts preserved after updating. STONE SIGNATURE is an app for designing, previewing, and ordering custom Japanese seals (hanko). Create a seal that matches your style: - Enter your seal text - Try different fonts and seal shapes - Choose from selected materials - Browse one-of-a-kind items - Review a live preview before ordering - Save your seal ideas in the app and compare them side by side The app-exclusive save and compare feature makes it easier to keep multiple design ideas, revisit them later, and choose the seal that best fits your style before placing an order. When you're ready, enter your shipping details and complete checkout securely through Stripe. STONE SIGNATURE supports both Japanese and English, making it easy to create and order a seal from your device.

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

Version 1.1.1 improves the speed and reliability of AI seal design generation. - Fixed an issue where a network error could occur during AI seal design generation. - Improved seal design generation speed. - Improved upgrade handling so saved seal designs, order drafts, and first-launch settings are preserved.

Version 1.1.1

The developer, Finite Field, K.K., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Purchases
    • Contact Info
    • User Content

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
Finite Field, K.K.
Size
36.1 MB
Category
Shopping
Compatibility
Requires iOS 13.0 or later.
  • iPhone
    Requires iOS 13.0 or later.
  • iPad
    Requires iPadOS 13.0 or later.
  • iPod touch
    Requires iOS 13.0 or later.
  • Mac
    Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
English
Age Rating
4+
Copyright
© 2026 FINITE FIELD, K.K.
  • Developer Website
  • Privacy Policy

    • More by Finite Field, K.K.

    You Might Also Like