
About
This app helps users track their orthodontic journey with braces or clear aligners. It allows for guided photo records, comparison of progress over time, and setting reminders for appointments and aligner wear. It is designed for privacy, keeping all data on the device.
What's New in YAJI
1.4.0
October 2, 2026
Simplified the Data & Backup screen, removed unnecessary explanations, and added a privacy policy link. Improved importing: choose to keep your current settings or restore plan and timer settings from the backup. Fixed an issue where the earlier/later order in comparisons did not update immediately after changing a record’s date. Improved wording across supported languages.
MoreSubscriptions & In-App Purchases
Yaji Pro Monthly
Track orthodontic progress and unlock advanced features
User reviews
FAQ
What is YAJI used for?
YAJI is a private, on-device journal designed for individuals with braces or clear aligners. It helps you build a visual record of your orthodontic journey, compare changes over time, and organize notes and reminders between appointments.
Does YAJI have ads?
No, YAJI is designed with privacy in mind and does not contain any advertising or third-party analytics. Your core records remain private on your device.
How does YAJI help track aligner wear?
In clear-aligner mode, YAJI allows you to track your treatment phase, current tray, planned wear time, and aligner-off time. Supported iPhone models can also view aligner-off timing through Live Activities.
Can I compare my progress in YAJI?
Yes, YAJI offers robust comparison tools. You can compare the same view from two different dates side-by-side or stacked, using slider, overlay, alignment, and reference-line tools for detailed visual review.
Is YAJI available on multiple devices?
YAJI is designed for privacy and does not offer in-app cross-device iCloud sync. Core records stay on your iPhone. Structured app data may be included in device backups based on your Apple settings.
What features are unlocked with YAJI Pro?
YAJI Pro unlocks all guided and custom views, advanced comparison tools, reference lines, progress videos, and complete photo angle annotation. Subscription options include monthly and yearly plans.
Is YAJI a medical device?
No, YAJI is a personal record-keeping and image-annotation tool. It is not a medical device and does not diagnose conditions, assess treatment outcomes, or replace care from a dentist or orthodontist.
How often is YAJI updated?
The latest version of YAJI is 1.2.0, which was last updated on September 22, 2026. Updates typically include new features, bug fixes, and performance improvements.




