Pupillary Distance Ruler

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/