ReReader

ReReader helps you estimate your reading glasses strength with a quick, guided test — right from your phone. Hold your phone at reading distance, follow the on-screen prompts, and get a suggested diopter strength in minutes.

FEATURES
• Reading Glasses Strength — estimate your near-vision correction needs
• 8 Vision Screening Tests — including distance vision, contrast sensitivity, digital eye strain, dry eye screening, reading speed, color vision, eye dominance, and macular health
• Dashboard — track all your results over time with trend indicators
• Multiple Profiles — test for family members on one device
• Light & Dark Mode — comfortable in any lighting
• English & Spanish — full localization
• 100% Private — all data stays on your device. No accounts, no cloud, no tracking.
• Export & Share — encrypted backup and plain-text sharing

IMPORTANT DISCLAIMER
ReReader is a guidance tool only. This app is NOT a medical device and does not diagnose, treat, cure, or prevent any medical condition. Results are approximate and should not replace a professional eye examination. For accurate prescriptions and eye health assessments, please consult a licensed eye care professional.

The app may suggest retailers where you can find reading glasses in your estimated strength. These are affiliate links — we may earn a small commission at no extra cost to you.