Supported Features
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VoiceOver
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Larger Text
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Dark Interface
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Differentiate Without Color Alone
What They See
Vision Condition Simulator
Free · In‑App Purchases
Updated severity labels for myopia and hyperopia to match clinical guidelines. Prescription diopter thresholds now align with the scales used by eye care professionals.
Ever wondered what the world looks like through someone else's eyes? What They See turns your iPhone camera into a real-time vision simulator. Point it at anything and instantly see how someone with colorblindness, cataracts, myopia, or dyslexia experiences the world.
Built with optometrists and educators in mind, but made for anyone who's ever been curious about how other people (and animals) see.
VISION CONDITIONS
- Myopia and hyperopia with depth-aware blur powered by LiDAR
- Cataracts: nuclear, cortical, posterior, and mixed types
- Astigmatism with full prescription and axis support
- Baby vision from newborn through 52 weeks of development
COLORBLINDNESS
- Deuteranopia, protanopia, tritanopia, and monochromacy
- Adjustable severity so you can see mild to complete color shifts
DYSLEXIA
- Multiple research-backed simulation types available in 39 languages
- Point your camera at any text and see it transform in real time
ANIMAL VISION
- See the world as a dog, cat, bee, eagle, snake, owl, mantis shrimp, and more
- Ever wonder why your dog can't find the orange ball in green grass? Now you'll know.
LEARN MORE WITH DEEP DIVES
- Every simulation includes an in-depth educational guide
- 30 deep dives with statistics, interactive charts, diagrams, and world maps
- Understand the science behind each condition, not just what it looks like
CAPTURE AND SHARE
- Take photos and record video with any simulation active
- Share what you see with family, students, patients, or friends
WHAT PEOPLE ARE SAYING
"I can totally see how this is useful from a patient education perspective. Like showing a parent what their child's vision is like." - Optometrist
"This would be extremely helpful! I have parents all the time asking me to describe what their kids see." - Optometrist
"The colorblind filters are genius for helping me decide what colors to choose when trying to make things more accessible." - Board game designer
"This is amazing! I'll probably be using it every day!" - Optometrist
Whether you're an eye care professional explaining a diagnosis, a teacher building empathy in your classroom, a parent understanding your child's vision, or just someone curious about the world, What They See lets you step into someone else's perspective.
Download now and see the world through new eyes.
What They See is designed for educational purposes and is not intended for medical diagnosis. Vision is deeply personal, and individual experiences may vary. Our simulations are built on published research and developed in consultation with optometrists, special education teachers, dyslexia specialists, and veterinary professionals.
Updated severity labels for myopia and hyperopia to match clinical guidelines. Prescription diopter thresholds now align with the scales used by eye care professionals.
The developer, Special Glasses LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Purchases
- Identifiers
- Usage Data
- Diagnostics
The developer indicated that this app supports the following accessibility features. Learn More
Information
- Seller
- Special Glasses LLC
- Size
- 71 MB
- Category
- Education
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later. - iPad
Requires iPadOS 18.0 or later.
- iPhone
- Languages
English and 32 more
- English, Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French, German, Greek, Hebrew, Hindi, Hungarian, Indonesian, Italian, Japanese, Korean, Malay, Norwegian Bokmål, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Slovak, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Ukrainian, Vietnamese
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Unlock Everything $14.99
- Astigmatism $1.99
- All Vision Impairments $4.99
- Baby Vision $2.99
- All Color Blindness $3.99
- Protanopia $1.99
- All Dyslexia Simulations $4.99
- Cataracts $1.99
- Tritanopia $1.99
- All Animal Vision $7.99
- Copyright
- © 2026 Special Glasses LLC
