Comparison

Kid Care vs Opthy

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Kid Care

This app helps parents manage their child's health with tools for everyday decisions, symptom assessment, first aid, and medication tracking. It also provides quick access to find doctors, hospital locations, and emergency contacts.

Highlights
  • Symptom assessment for illness and injury
  • Parent advice on behavior and wellness
  • First aid quick reference
  • Medication dosage and tracking
  • Find a doctor directory
  • Hospital locations and emergency contacts
Features
Read full description

Questions and concerns about your child’s health can arise day or night - even when you’re at work or your doctor’s office is closed. But dealing with your child’s illnesses, injuries and new behaviors can be easier… Kid Care is designed to be your “go-to app” for managing your child’s health. It provides tools for making every day health decisions. And when your child needs care, the experts at St. Louis Children’s Hospital are just one tap away. Our new design supports easier access to the everyday resources you may need: Does your child have a new symptom, injury or behavior? • Symptoms – for help deciding what to do when your child is sick or hurt • Parent Advice – for answers to questions about behaviors, eating and wellness • First Aid – for quick reference when time is precious • Meds – for help with dosages and maintaining a list of your child’s medications Where should you take your child for treatment? The following locations and services are just one tap away, if your child does need to be seen for care: • Find a Doctor – search our directory to find the perfect doctor for your child • Locations – quick access to St. Louis Children’s facilities and points of care • Emergency – quick connections to Poison Center, 911, and ERs Want to Connect with St. Louis Children’s Hospital? • Contact Us – phone, address and website information • Donate – an option to support our programs • Social media – ways to join the St. Louis Children’s community Disclaimer: The information provided with this application is not a substitute for professional medical advice, diagnosis or treatment; it is for informational purposes only. Talk with your healthcare provider about any questions you may have regarding a medical condition. If you think your child may have a medical emergency, call the doctor or 911 immediately. Before using Kid Care, all users should read and agree with the full Disclaimer available in the application.

About

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.

Highlights
  • Contactless PD measurement
  • Quick IPD for far vision
  • Order prescription glasses online
  • iPhone 3D body scanner
  • Personalized fit for glasses
Features
Read full description

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

Kid Care4 screens
Opthy4 screens

Verdict

The call

The clearest difference is review sentiment: Kid Care at 92% against Opthy's 13%. Kid Care also leads on rating (4.8 vs 4.5). Opthy's advantage is ratings volume (3K vs 25) and update cadence (monthly vs every 5 months). On price, ads, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Kid Care holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Opthy has 3K ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 92% of Kid Care's written reviews are positive against 13% of Opthy's.

UpkeepUpdate frequency

Kid Care ships an update every 5 months, Opthy monthly. The most recent releases landed on October 10, 2026 and October 27, 2026 respectively.

Scorecard4 real differences · 6 level
Kid Care versus Opthy: the parameters behind the verdict, then further details
ParameterKid CareOpthy
PriceFreeFree
Rating4.8 (25 ratings) — better4.5 (3K ratings)
Positive reviews92.3% of reviews — better13.2% of reviews
Number of ratings253K — better
Update frequencyEvery 5 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better14.0
Further details — not scored
Size39 MB217 MB
Age rating4+12+
DeveloperBJC HealthcareLuxottica Group SPA

Customer experience

Kid Care

All ratings25 ratings
Positive96.0%
Neutral0.0%
Negative4.0%
Written reviews13 reviews
Positive92.3%
Neutral0.0%
Negative7.7%

Opthy

All ratings2,938 ratings
Positive85.9%
Neutral3.1%
Negative11.0%
Written reviews182 reviews
Positive13.2%
Neutral6.0%
Negative80.8%

Bugs and requests

Kid Care

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

None

Kid Care

No in-app purchases

None

Opthy

No in-app purchases

Questions

Is Kid Care free?
Kid Care is free to download, with no in-app purchases.
Is Opthy free?
Opthy is free to download, with no in-app purchases.
Which has better reviews, Kid Care or Opthy?
Kid Care is rated higher. Kid Care averages 4.8 out of 5 from 25 ratings, while Opthy averages 4.5 from 3K ratings.
Do Kid Care or Opthy have ads?
Neither Kid Care nor Opthy shows ads.
Which is updated more often, Kid Care or Opthy?
Kid Care ships an update every 5 months, and Opthy monthly. Most recently, Kid Care was updated on October 10, 2026 and Opthy on October 27, 2026.

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