Ophthalmology & Optometry vs ICantSee
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ophthalmology & Optometry
This app transforms your iPhone into a comprehensive digital call bag for healthcare professionals. It offers a wide array of specialized tools for ophthalmology, neurology, optometry, emergency medicine, and internal medicine, leveraging advanced iPhone camera and sensor technology.
- Ophthalmology diagnostic tools
- Neurology screening tools
- Optometry vision tests
- Emergency medicine aids
- Internal medicine calculators
- LiDAR exophthalmometer
- AI Lensometer
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Designed for healthcare professionals, this app transforms your iPhone into a comprehensive digital call bag, utilizing the True Depth Camera, gyroscope, and accelerometer. Ophthalmology Tools • Distance vision chart with Apple Watch remote • LiDAR exophthalmometer • AI Lensometer • Topography with Placido Disc • Visual field tool with automated perimetry • Refraction Tool for Rough Bedside Refraction • Pediatric, Tumbling E, and Landolt C optotypes • Ullman Indirect' for fundus photography • Astigmatism Dial stabilized with gyroscope mode • Ishihara, Cambridge, and Pediatric color tests • Axis Finder for toric IOL marking • Strabismus selfie tool • IOL spec sheets • Cornea and retina drawing tools • Slit lamp photography tool • Eye Disease Simulator • Hirschberg strabismus tool • Ptosis MRD measurement tool • IOL simulator • DMEK & Capsulorhexis simulator • 3D Model of eye & orbit Neurology Tools • Vestibular Ocular Motor Screening • Penlight tool with video recording • OKN Drum with adjustable stripes • Near card calibrated with True Depth Camera • Subjective Visual Vertical (SVV) • Dermatome Map • Tuning Fork • NIH Stroke Scale • Navon Figures • Clock Drawing Test • Spiral Drawing Test Optometry Tools • Pupillary distance measurement • Crowding bars in single optotype mode • Amsler Grids with scotoma drawing and recording • Duochrome Test for refractive error assessment • Contrast Sensitivity Chart • Worth 4 Dot Test with pediatric targets • Anisometropia tool • Near point of accommodation measurement using True Depth Camera Emergency Medicine Tools • Vein finder tool • Cobalt Blue Light for corneal abrasion checks • Pupil gauge for measuring pupil size • Goniometer for joint range of motion measurement • Ophthalmic instrument spec sheets Internal Medicine Tools • Measure heart rate with camera • Calculators: - Calcium Correction for Hypoalbuminemia - CHADS-VASC Score for Atrial Fibrillation Stroke Risk - CKD-EPI Equations for Glomerular Filtration Rate (GFR)Mean Arterial Pressure (MAP) - Cockcroft-Gault Calculator - Creatinine Clearance - IOP corrected by pachymetry - Bifocal/Near Add Calculator - Amplitude of Accommodation Calculator - Thyroid Eye Disease (TED) Clinical Activity Score (CAS) Calculator - Spaeth Angle Grading Calculator - Scheie Angle Grading Calculator - Shaffer Grading Calculator - Parks-Bielschowsky 3 Step Test - Vertex Distance Calculator - Percent Tissue Altered LASIK Ectasia Risk Calculator - Randleman Post-LASIK Ectasia Risk Calculator - Body Mass Index (BMI) Calculator - Ocular Trauma Score Calculator - OHTS Glaucoma Calculator - Martin's Tilt Formula Calculator - Reese-Ellsworth Retinoblastoma Classification System - Munnerlyn Formula Calculator (Ablation Depth Calculator) - IOL Bag vs Sulcus Power Calculator - Glasgow Coma Scale (GCS) Calculator - Pediatric Glasgow Coma Scale Calculator - Wells' Criteria for DVT Calculator - Maintenance Fluids Calculator - Corrected QT Interval (QTc) Calculator - Wells' Criteria for PE - Intracerebral Hemorrhage (ICH) Score Calculator - Intracerebral Hemorrhage (ICH) Score Calculator - Steroid Conversion Calculator ...and many more! Customize Your Call Bag • Select favorite tools • Presets for various subspecialties • Metric and imperial system mode No invasive advertisements! No data collection! *Formerly called the "Eye Chart App" Disclaimer: This app is intended as an educational tool for healthcare professionals and should not replace traditional methods. It is not for self-diagnosis or treatment without professional guidance. This app is NOT intended for diagnosis, cure, mitigation, treatment, or prevention of disease, nor to affect the structure or any function of the body.* *iPad "Eye Chart" app now available separately that can test distance vision, this app can be run on the iPad but is not specifically formatted for iPad screens** Terms of Service: http://MyCallBag.com/terms.html
ICantSee
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ICantSee is a free, privacy-first app designed to help you test and track your visual field – the area you can see without moving your eyes. Whether you are monitoring a known condition (such as glaucoma, retinal issues, or optic nerve damage) or simply checking your vision, ICantSee makes it simple to follow changes over time. How it works: • Complete a quick grid-based visual field test: spot the target letter and mark any invisible areas. • Adjust grid size and zoom for your comfort. • Save your results and review your history anytime. • View easy-to-read evolution graphs. • Export a detailed PDF report (marked grids, graphs, and history) to share with your eye doctor. Why choose ICantSee: • 100% offline – your data stays on your device. • No account, no ads, no data collection. • Designed for accessibility with large, clear text. • Free to use – no hidden fees. Ideal for: • People living with glaucoma, macular degeneration, retinal diseases, or other vision issues. • Eye care professionals wanting a quick tool for in-office checks or patient follow-up. • Anyone wanting to keep track of their vision over time. ICantSee does not replace a professional eye exam. Always consult a qualified eye care professional for diagnosis and treatment.
Screenshots
Verdict
The clearest difference is in-app purchases: ICantSee at none against Ophthalmology & Optometry's 8. ICantSee also leads on iOS requirement (15.6 vs 17.1). On price, ads 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. Ophthalmology & Optometry sells 8 in-app purchases, starting at $9.99 per month. ICantSee asks for nothing beyond the download.
| Parameter | Ophthalmology & Optometry | ICantSee |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (120 ratings) — better | — |
| Positive reviews | 61.8% of reviews | — |
| Number of ratings | 120 — better | — |
| Update frequency | Every 4 days | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 17.1 | 15.6 — better |
| Further details — not scored | ||
| Size | 250 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | My Call Bag LLC | Clement, Pier e, Jean ARTAUD |
In-app purchases
Ophthalmology & Optometry
- iPad Monthly Subscription3 Days trial$9.991 Month
- Monthly Subscription3 Days trial$14.991 Month
- Annual Subscription3 Days trial$49.991 Year
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- Annual Subscription to iPad App3 Days trial$49.991 Year
- 100 Credits$3.99
- 500 Credits$19.99
- Lifetime Access to iPad App$149.99
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- My Call Bag$249.99
ICantSee
No in-app purchases







