OcularCheck: Acuity Exam APP
OcularCheck is the ONLY distance visual acuity exam app that is clinically validated by research, available cross-platform, and extremely accessible. It has been developed for use in underserved/rural areas of the world, including features such as: diagnostic accuracy, no internet requirements, auditory guides, extremely wide device compatibility, and multilingual optotypes, and more. These features allow OcularCheck to play a unique role in the international public health community.
CLINICAL VALIDATION STUDY: Govande, S., Zak, V., & Gonzalez, V. (2021). Development and Validation of a Mobile Visual Acuity Examination App for Universal Use, Including Remote and Rural Regions. Journal of Optometry and Ophthalmology. 2(1), 1–7. doi:10.37191/mapsci-JOO-2(1)-011. (Access a full-text version of the paper at togetherwesee.org/s/paper.pdf.)
New features in v2.0:
- Improved optotype sizes and clarity for Snellen chart
- Improved instruction page
New features in v1.4.0:
- Bug fixes and feature improvements!
New features in v1.3.1–v1.3.11:
– Add Tutorial Video, Landolt C optotype & Swahili language
– Improve "Nearby Clinics" screen
– New "Automatic Calibration" tool
– Improved recommendations
New features in v1.3.0:
– Improved GUI for device size calibration. It now uses a small rectangle, making measurements more simple.
– 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.
... and more!
New features in v1.1.0:
– Addition of Tumbling E optotypes for non-English speakers
– Clearer examination instructions
Features in v1.0.0:
– Visual acuity exam
– Selection between multiple optotypes such as Snellen, LEA Symbols, and other languages
– Find nearby optometry clinics
– Information pages about visual impairments
Enjoy the app! Feel free to contact sohamthedeveloper@gmail.com if you have any questions.


