Comparison

IOL Reference vs Eye

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

Head to head
About

IOL Reference

This ophthalmology utility helps surgeons find FDA-approved intraocular lenses. It features a searchable database of nearly 10,000 lenses, updated with new approvals and changes. The app also serves as a social media and networking platform for eye care professionals.

Highlights
  • Searchable IOL database
  • FDA-approved lens catalog
  • Database updates
  • Ophthalmology networking
  • Eye care tools
Features
Read full description

IOL Reference is a cross-platform ophthalmology utility, social media, and networking service that provides users with a wide array of eye care tools to optimize their outcomes. This unique app allows surgeons to quickly search for an FDA-approved, currently marketed intraocular lens (IOLs) that meets their needs and specifications. The database contains almost 10,000 individually cataloged lenses and will be updated to include newly FDA-approved IOLs, changes to current lenses, and corrections. This app was created by Gurpal Virdi, MD and Matt Hirabayashi, MD

About

Eye

This app guides health science students through the ophthalmology intake process, with features for patient history, eye exams, medication information, and a glossary. It's optimized for low-resource, Spanish-speaking clinics and includes bilingual instructions.

Highlights
  • Bilingual history taking (English/Spanish)
  • Guided eye exam procedures
  • Ophthalmology medication guide
  • Glossary of conditions with Spanish translations
  • Integrated Snellen charts and flashlight tool
Read full description

EyeCheck guides health science students and trainees through the Ophthalmology intake process. It is specifically optimized to aid in low-resource Spanish-speaking clinics. --4 app sections based on clinically-validated guidelines-- (1) History: Covers basic questions students should ask regarding the patient's condition, including chief complaint, history of present illness, family history, and social history. Instructions can be toggled between English and Spanish to aid with any language barriers. (2) Exam: Guides student through the components of the eye exam, including gross inspection, visual acuity, visual fields, extraocular movement, and pupil reactivity. EyeCheck also includes Snellen charts for determining visual acuity and flashlight for assessing pupil reactivity. Spanish instructions are directly incorporated to help best interact with Spanish-speaking patients during the exam. (3) Pharmacy: Presents each of the different eye drops and when to use them, including for dilation, numbing, steroid, and glaucoma. (4) Glossary: Provides definitions for common Ophthalmology conditions, as well as their Spanish translation. **EyeCheck is not intended to take the place of a certified Spanish translator and is only attended for use under the supervision of a board-certified ophthalmologist. It is not intended for patient use, nor to diagnose, treat, or cure any disease. The eye diagram in the Ophthalmology Glossary is available for use under Creative Commons license. The definitions in the Ophthalmology Glossary are adapted from Introducing Ophthalmology: a primer for office staff from the American Academy of Ophthalmology.

Screenshots

IOL Reference4 screens
Eye4 screens

Verdict

The call

The clearest difference is update cadence: IOL Reference at weekly against Eye's every 6 weeks. IOL Reference also leads on ratings volume (15 vs 4). Eye's advantage is rating (5.0 vs 4.7) and iOS requirement (12.4 vs 15.5). 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

Eye holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 15 and 4 respectively.

UpkeepUpdate frequency

IOL Reference ships an update weekly, Eye every 6 weeks. The most recent releases landed on July 5, 2026 and June 11, 2026 respectively.

Scorecard4 real differences · 6 level
IOL Reference versus Eye: the parameters behind the verdict, then further details
ParameterIOL ReferenceEye
PriceFreeFree
Rating4.7 (15 ratings)5.0 (4 ratings) — better
Positive reviews88.9% of reviews—
Number of ratings15 — better4
Update frequencyWeekly — betterEvery 6 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.512.4 — better
Further details — not scored
Size823 MB12 MB
Age rating4+17+
DeveloperGurpal VirdiSoryan Kumar

Customer experience

IOL Reference

All ratings15 ratings
Positive93.3%
Neutral0.0%
Negative6.7%
Written reviews9 reviews
Positive88.9%
Neutral0.0%
Negative11.1%

Eye

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

IOL Reference

No in-app purchases

None

Eye

No in-app purchases

Questions

Is IOL Reference free?
IOL Reference is free to download, with no in-app purchases.
Is Eye free?
Eye is free to download, with no in-app purchases.
Which has better reviews, IOL Reference or Eye?
Eye is rated higher. IOL Reference averages 4.7 out of 5 from 15 ratings, while Eye averages 5.0 from 4 ratings.
Do IOL Reference or Eye have ads?
Neither IOL Reference nor Eye shows ads.
Which is updated more often, IOL Reference or Eye?
IOL Reference ships an update weekly, and Eye every 6 weeks. Most recently, IOL Reference was updated on July 5, 2026 and Eye on June 11, 2026.

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