Dynamic Visual Acuity vs Ring Rush

Numbers pass in front of your eyes at high speed, and you must enter the number and answer with a check mark. Each time you answer correctly, the number of digits passing by increases. There are two modes: High Speed and Low Speed. Aim for a high ranking in the national ranking!

A fresh take on dynamic visual training, built around the "Landolt ring" (C-shape) used in classic eye exams. The rule is simple: spot the gap in the ring and swipe in that direction—fast. Simple to learn, deep to master, designed for focused mini-sessions of just a few minutes. ▼ Perfect for - Anyone training reflexes or dynamic vision - Athletes and esports players sharpening performance - Commuters and break-takers wanting a quick brain workout - Score chasers who love seeing themselves improve ▼ 5-Phase Progression Rings get smaller, faster, and more complex as you climb. - Phase 1: 4 directions / large rings to learn the basics - Phase 2: 8 directions / medium rings to sharpen judgment - Phase 3: Speed reads + shrinking rings + timer - Phase 4: Multi-ring (×2) to train parallel processing - Phase 5: Hard mode / fake rings / fast timer ▼ Key Features - Classic mode: Endless climb through every phase - Practice mode: Drill the phases you struggle with - Daily Challenge: Compete on a fresh seed every day - Global Ranking: Compare your scores worldwide - Stats & Graphs: Track score, reaction time, and phase distribution - Achievements: Unlock more the more you play ▼ What You'll See Measured - Score / Best Vision / Accuracy / Average Reaction Time / Max Phase / Max Combo Check your dynamic vision in real numbers after every run. ▼ Built With Care - One-handed, friction-free controls - Snappy, distraction-free pacing - Sound and haptics toggle independently - Core gameplay works offline Warm up your eyes and brain in the gaps of your day. What's your dynamic vision score today?