Opthy vs MorganMuse
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
MorganMuse
Easily manage your food intake, exercise, and daily habits with a straightforward health tracker. Log meals, monitor macros, track workouts, and stay hydrated without subscriptions or pressure. Focus on your wellness goals with a privacy-first approach.
- Calorie and macro tracking
- Meal logging and custom foods
- Workout recording
- Water intake monitoring
- Optional fasting and cycle tracking
- Privacy-first data storage
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MorganMuse is a clean, intuitive health tracker designed to make food, movement, and daily habits easier to manage—without subscriptions, clutter, or pressure. Track calories and macros, log meals and custom foods, save favorite meals, record workouts, monitor water intake, and optionally track fasting and cycle insights—all in one place. MorganMuse is built with a privacy-first mindset. Your data stays on your device unless you choose otherwise. No forced upgrades. No locked features. Whether you’re focused on hitting protein goals, building consistency with movement, staying hydrated, or simply becoming more aware of your habits, MorganMuse adapts to how you live—not the other way around. Simple by design. Powerful when you need it.
Screenshots
Verdict
The clearest difference is price: Opthy at Free against MorganMuse's $4.99. Opthy also leads on ratings volume (2.9K vs 1). MorganMuse's advantage is rating (5.0 vs 4.5) and update cadence (weekly vs monthly). On ads, in-app purchases, device support and iOS requirement 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
Opthy is free to download; MorganMuse costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
MorganMuse holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Opthy has 2.9K ratings behind it against 1, so its average is the more settled of the two.
Opthy ships an update monthly, MorganMuse weekly. The most recent releases landed on October 13, 2026 and September 16, 2026 respectively.
| Parameter | Opthy | MorganMuse |
|---|---|---|
| Price | Free — better | $4.99 |
| Rating | 4.5 (2.9K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 13.2% of reviews | — |
| Number of ratings | 2.9K — better | 1 |
| Update frequency | Monthly | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 217 MB | 44 MB |
| Age rating | 12+ | 4+ |
| Developer | Luxottica Group SPA | Morgan Tipton |
Customer experience
Opthy
MorganMuse
Bugs and 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
MorganMuse
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Opthy
No in-app purchases
MorganMuse
No in-app purchases









