The app allows users to test visual acuity up to 2.0 on high-definition displays. It measures acuity from 0.01 to 2.0 based on the Landolt ring standard.
by Takeshi Kawai★ 0.00 ratingsHealth & FitnessFreeData updated 2026-09-30
Web videos in immersive environments like a movie theater or nebula. Adjust size, position, and aspect ratio. Access saved sites like Netflix or YouTube with easy controls. Switch between environments and customize viewing settings.
Track heart rate 24/7 for health insights. Monitor sleep duration and quality automatically. Log fitness activities with step counting and calorie tracking. Sync smart ring and bracelet devices for real-time data. Set goals and view progress reports.