EyeQue PDCheck vs Opthy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EyeQue PDCheck
Easily measure your pupillary distance (PD) using your smartphone and specialized frames. This app guides you through a simple selfie process to get an accurate PD measurement, essential for ordering glasses or using VR headsets.
- Measure pupillary distance (PD)
- Use smartphone camera for measurement
- Requires PDCheck Frames
- Selfie or friend-assisted photos
- Adjustable pupil markers
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EyeQue PDCheck is the fastest, easiest, and most accurate way to measure your Pupillary Distance (PD) to order glasses or enjoy your favorite VR headset. PDCheck Frames are REQUIRED for app access. Purchase the PDCheck frames on EyeQue.com! Measure your pupillary distance in three easy steps: Put on your PDCheck Frames Take a selfie (or ask a friend to take a picture of you) using the PDCheck App Adjust the markers to the center or your pupils AND frames Check out our award-winning at-home vision testing products at EyeQue.com.
Opthy
Measure your Pupillary Distance (PD) accurately with this app, leveraging advanced technology for personalized glasses fitting. It transforms your iPhone into a measurement device, enabling confident online prescription glasses purchases.
- Contactless PD measurement
- Quick IPD for far vision
- Order prescription glasses online
- iPhone 3D body scanner
- Personalized fit for glasses
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Pupillary Distance: The key to your perfect glasses. Discover Opthy, powered by global eyewear expert EssilorLuxottica. Get your Pupillary Distance just right with Opthy, the solution backed by EssilorLuxottica’s eyewear experts. Swiftly measure your Pupillary Distance (PD) with a few clicks, so you can find a comfortable and personalized fit for your perfect glasses. Moreover, experience the cutting-edge capability of turning your iPhone into a 3D body scanner and measurement device for purchasing prescription Rx glasses online with Opthy. Key Features: • Advanced contactless tool for PD measurements: Opthy's cutting-edge technology specializes in swiftly capturing Pupillary Distance (PD) measurement, revolutionizing the conventional process. • Quick IPD measurements for far focal lengths: Opthy offers quick Interpupillary Distance (IPD) measurements for far vision, allowing you to find a comfortable viewing experience for distant distances. • Order online prescription glasses with confidence: Opthy empowers you to confidently order prescription glasses online, knowing that you obtained personalized measurements for achieving a comfortable fit. About Pupillary Distance: Pupillary Distance is the distance between the center of your pupils, measured in millimeters. An average PD measurement is about 63mm. This crucial metric is essential when buying glasses, as it indicates the specific lens area you look through, helping you to achieve optimal comfort and clarity in your visual experience. Swift and User-friendly: Opthy has streamlined the process for you. All you need is your iPhone; the Opthy app will walk you through the quick and seamless scan. Once done, you'll receive the all-important Pupillary Distance measurement. Suitable for Everyone: Whether you wear glasses or not, Opthy caters to all adult users. It provides personalized Pupillary Distance measurements for compatible prescriptions. Prescription Compatibility: Opthy is compatible with single-vision prescription lenses between -5D and +5D. Please note that it is unsuitable for higher-powered prescriptions, bifocals, progressives, or multifocals. Professional in-person PD measurements are recommended for achieving the best fit and visual experience for individuals requiring more complex prescriptions. Age Restriction: For user safety, Opthy is not intended for use by persons under the age of 18. EssilorLuxottica prioritizes the well-being of our users and adheres to age-appropriate guidelines. Experience Cutting-edge Technology: Opthy harnesses cutting-edge technology to enhance your eyewear selection process. Its innovative approach to measuring Pupillary Distance (PD) empowers you with your personal PD so you can make confident decisions when purchasing glasses or adjusting your virtual reality (VR) headset.
Screenshots
Verdict
The clearest difference is rating: Opthy at 4.5 against EyeQue PDCheck's 3.6. Opthy also leads on ads (none vs shown) and ratings volume (2.9K vs 130). EyeQue PDCheck's advantage is review sentiment (31% vs 13%) and iOS requirement (12.0 vs 14.0). On price, update cadence, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Opthy holds the better App Store score, 4.5 against 3.6. That said, the two scores are not equally well evidenced: Opthy has 2.9K ratings behind it against 130, so its average is the more settled of the two. Written reviews complicate that: 31% of EyeQue PDCheck's written reviews are positive against 13% of Opthy's, so the app with the better star average is not the one people write more warmly about.
EyeQue PDCheck ships an update every 3 weeks, Opthy monthly. The most recent releases landed on August 24, 2026 and September 29, 2026 respectively.
| Parameter | EyeQue PDCheck | Opthy |
|---|---|---|
| Price | Free | Free |
| Rating | 3.6 (130 ratings) | 4.5 (2.9K ratings) — better |
| Positive reviews | 31.4% of reviews — better | 13.3% of reviews |
| Number of ratings | 130 | 2.9K — better |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 18 MB | 217 MB |
| Age rating | 4+ | 12+ |
| Developer | EyeQue Corporation | Luxottica Group SPA |
Customer experience
EyeQue PDCheck
Opthy
Bugs and requests
EyeQue PDCheck
Not enough reviews yet to summarise bugs or requests.
Opthy
Reported bugs
3 issues- App crashes or freezes
- Face not detected despite proper lighting
- Incompatible with certain devices
Requested features
3 requests- Voice guidance for instructions
- Progress indicator during measurement
- Ability to save and view past measurements
In-app purchases
EyeQue PDCheck
No in-app purchases
Opthy
No in-app purchases









