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.

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Whether you want more options like RxAdvisor or a completely different take on the same concept, our curated list of 11+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

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 platform connects students and patients with healthcare professionals for virtual consultations and health management. It also serves as an educational tool for future medical practitioners, offering virtual encounters with preceptors and real patient engagement.






Identify medications by appearance, track your dosage schedule, and access detailed drug information. This tool also includes a symptom checker, disease search, and health calculators for comprehensive wellness management.