Instantly convert between common visual acuity measurements. This tool is designed for eye care professionals needing to fluidly switch between Snellen, Decimal, logMAR, and ETDRS Letter formats. Get accurate conversions with a single tap.

8+ similar apps compared and reviewed
complexCataract is great, but it's not the only option. Explore 8+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Instantly convert between common visual acuity measurements. This tool is designed for eye care professionals needing to fluidly switch between Snellen, Decimal, logMAR, and ETDRS Letter formats. Get accurate conversions with a single tap.






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.





This medical app provides ophthalmologists and optometrists with animated GIFs, storyboards, and brochures to quickly educate patients. It features drawing tools, personalization options, and a searchable library for efficient patient consultations.


Access essential ophthalmology textbooks on your mobile device. Search, browse, and download purchased eBooks for offline use. Enhance learning with notes, highlights, and CME credit opportunities.


Access clinical news, videos, and quizzes on eye disorders and care. Stay updated with daily content tailored to your preferences, and quickly look up information from trusted sources.


This app helps document eye motility and strabismus in nine cardinal positions. It offers an on-screen guide for consistent eye positioning and automatically creates composite images for easy exporting. Users can add strabismus measurements and email or save images for medical records.


This pocket guide offers expert diagnosis and treatment tips for over 200 ophthalmic conditions. It features high-quality images, step-by-step protocols, and quick-reference tables, making it ideal for eye care professionals and trainees.