Pupillary Distance Ruler
No in-app products collected for this app.
| Rating | |||
|---|---|---|---|
| United States | 60%3 | 4.00 | |
| Italy | 20%1 | 5.00 | |
| Netherlands | 20%1 | 3.00 | |
| United Arab Emirates | <1%0 | — | |
| Afghanistan | <1%0 | — | |
| Antigua And Barbuda | <1%0 | — | |
| Anguilla | <1%0 | — | |
| Albania | <1%0 | — | |
| Armenia | <1%0 | — | |
| Angola | <1%0 | — |
Description
Measure your interpupillary distance (IPD / PD) in seconds using the same advanced TrueDepth sensors that power Face ID.
No rulers, no mirrors, no accounts, no guesswork. Just accurate results you can trust: perfect for ordering glasses online, setting up VR headsets, or keeping track of your family’s vision.
Why Choose This App?
Advanced Sensor Accuracy
Uses the iPhone’s TrueDepth camera to calculate your eye centers in 3D space, far more precise than a ruler and mirror.
Safe and Private: Your face never leaves your device. No cloud, no servers, no tracking. The app uses Apple’s secure ARKit APIs and stores only the results you choose to keep.
Simple and Fast: Hold your iPhone in front of you, follow the on-screen guide, and get your PD in less than 10 seconds.
Free Features
Quick PD measurement (distance PD)
Live camera guidance with stability detection
One-tap result in millimeters
Educational tips on why PD matters for glasses and VR
Pro Features (In-App Purchase)
Advanced Accuracy Mode: more samples, smarter outlier rejection, and a confidence interval with every result
Monocular PD: measure left and right eyes separately — critical for VR headset alignment and premium glasses
History & Profiles: save multiple results over time, track growth in kids, or measure friends and family
Export & Share: generate a professional PDF report or share your results instantly with your optician
Who It’s For
Anyone ordering glasses online who doesn’t know their PD
VR enthusiasts looking for the sharpest, most comfortable headset fit
Parents who want to measure and track their children’s PD as they grow
Optics hobbyists and tech lovers who want to see what the iPhone’s sensors can really do
Privacy First
We believe your face belongs to you.
100% on-device processing
No photos, meshes, or videos are stored
No logins or accounts
Only the numerical results you choose to save remain on your device
Why Pay?
Opticians may charge $20–$40 for a PD measurement. This app gives you accurate, repeatable results for a fraction of the cost: anytime, anywhere.
Download today and see your eyes in a whole new way.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/