ReReader

Content rating
Everyone
1+
Downloads
Content rating
Everyone
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About this app

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.
Updated on
Apr 23, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection

What’s new

Initial release. Test your reading strength, eye alignment, and vision comfort with quick at-home screens. Find the right reading glasses based on your results.