thank you
very good
Free
About
This app provides a secure digital backup for physical dynamic password cards used for the Jiangsu Gaokao. It allows users to scan or import card images, save encrypted data locally, and quickly look up codes by selecting coordinates. Designed to reduce stress during critical post-exam processes.
✓Scan physical password cards
✓Import photos from album
✓Recognize 8x8 password grid
✓Save encrypted data locally
✓Quick code lookup by coordinates
✓Digital backup for password cards
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What's New in LingGrid
1.12
July 12, 2026
Fixed a bug.
User reviews
Developer apps
FAQ
What is LingGrid?
LingGrid is a local security app designed to create a secure digital backup for the physical 8x8 dynamic password cards used for the Jiangsu Gaokao. It helps users scan, save, and quickly look up codes.
How does LingGrid protect my data?
All password card data is encrypted and saved locally on your device by default. LingGrid does not upload original images, coordinates, or password contents, ensuring your privacy and security.
Can LingGrid replace my physical password card?
No, LingGrid is not an official app and does not replace official channels. It serves as a reliable digital companion to the physical card, offering an extra layer of preparation and peace of mind.
Is LingGrid free to use?
Yes, LingGrid is dedicated to students and parents and will always be free, with no fees. It is designed to offer a little less panic and a little more confidence during the Gaokao journey.
What devices does LingGrid support?
LingGrid is available for iPhone and iPad devices, as indicated by its support for iOS platforms.
How often is LingGrid updated?
The latest version of LingGrid is 1.11, which was last updated on June 19, 2026. This suggests a recent and active development cycle.
What is the age rating for LingGrid?
LingGrid has an age rating of 4+, making it suitable for a wide range of users, including younger individuals and adults.
Does LingGrid have ads?
No, LingGrid is ad-free. The app is committed to providing a seamless and secure experience without any advertisements.