Control LITE vs OcularCheck
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Control LITE
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Control all the features of the Chart2020 LITE app from your iPhone You can mask, randomize, increase decrease VA sizes from your iPhone, set testing distance, display notations (feet, meters, logMAR and decimal) Control the size of the astigmatism target and the duochrome target for balancing Any function you can control on the iPad app you can control from this app You can use this app on another iPad, iPad mini or even iPad Pro.
OcularCheck
This medical tool helps individuals check their vision for impairments like myopia. It's designed for accessibility, especially in rural areas, offering diagnostic accuracy and offline use with auditory guides and multilingual options.
- Visual acuity exam with immediate results
- Multiple optotype selections (Snellen, LEA Symbols, Tumbling E)
- Auditory guides for instructions
- Offline functionality
- Multilingual optotypes
- Find nearby optometry clinics
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OcularCheck is a powerful mobile tool to improve the accessibility of healthcare by empowering individuals and communities to be able to accurately check their vision for free, for signs of myopia and other visual impairments. The app has been developed for use in underserved/rural areas of the world, including features such as: diagnostic accuracy, no internet requirement, auditory guides, high device compatibility, and multilingual optotypes, and more. This aspect allows it to play a unique role in the international public health community. Important features include (v1.0.0): - Visual acuity exam with immediate results - Selection between multiple optotypes such as Snellen, LEA Symbols, and other languages - Find nearby optometry clinics - Information pages about visual impairments What's new in v1.1.0: - Support for Tumbling E optotypes for non-English speakers - Improved UI for in-app instructions - Bug fixes What's new in v1.2.0: - Improved instruction manual - Bug fixes What's new in v1.3.0: - Results can be shown in either LogMAR or Snellen. - The device will now lock the screen brightness to full when taking the exam. - Added options "Start on row" and "# of attempts", allowing you to have more control over the eye exam. - Added images to visualize which eye to cover during the test. - Added ETDRS chart. - Edited LEA Symbols and Tumbling E charts. What's new in v1.4.0: - Improved accuracy of information & added medical references What's new in v1.5.0: - Added option to exclude "Both Eyes (OU)" part of visual acuity exam - Fixed inconsistent brightness levels while taking the exam - Minor bug fixes & improvements Enjoy!
Screenshots
Verdict
The clearest difference is update cadence: OcularCheck at every 2 months against Control LITE's every 87 months. Control LITE's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases 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.
Control LITE ships an update every 87 months, OcularCheck every 2 months. The most recent releases landed on September 15, 2026 and June 4, 2026 respectively.
| Parameter | Control LITE | OcularCheck |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.8 (15 ratings) — better |
| Positive reviews | — | 50.0% of reviews |
| Number of ratings | — | 15 — better |
| Update frequency | Every 87 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 2 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Shemesh Health Solutions PTY Ltd | Project ORBIS International Inc |
In-app purchases
Control LITE
No in-app purchases
OcularCheck
No in-app purchases
Questions
Is Control LITE free?
Is OcularCheck free?
Do Control LITE or OcularCheck have ads?
Which is updated more often, Control LITE or OcularCheck?
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