---
title: "Calculate VA - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Calculate VA gives you a quick and accurate way to easily convert between common measures of visual acuity. Conversions are made instantly when you enter one of the visual acuity measurements and pres"
---

# Calculate VA — United States
> Calculator for Visual Acuity

![Calculate VA App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/66/23/ca/6623cab9-d37d-b679-1c5d-340c2a9cbad4/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png)

**Developer:** [David Kramer](https://apptail.io/developer/david-kramer-kxQb)
**Category:** Medical
**Rating:** 5.0/5 (3 ratings)
**Price:** Free
**Bundle ID:** com.kramerda.calculate-va
**Store:** Apple App Store
**Country:** United States
**Version:** 3.1 (released 2025-12-02)
**Original Release:** 2018-08-19
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id1425990457)
**AppTail Page:** [https://apptail.io/app/calculate-va-ksrd/united-states](https://apptail.io/app/calculate-va-ksrd/united-states)

## Calculate VA Description
Calculate VA gives you a quick and accurate way to easily convert between common measures of visual acuity. Conversions are made instantly when you enter one of the visual acuity measurements and press "Calculate". Choose from:

* Snellen 20
* Snellen 6
* Decimal
* logMAR
* ETDRS Letters

This is useful for any optometrist or ophthalmologist who needs to convert fluidly between all 5 of the common visual acuity measures.

## Calculate VA Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e3/a8/59/e3a859d1-58ef-9fbd-1cb4-baa9be8e1dfe/iPad_screenshot.jpg/2048x2732.png)

## Calculate VA Rating Breakdown in United States
- 5 stars: 3 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)




## Calculate VA Discovered Keywords
- calculate va


## Calculate VA Available In
- [United States](https://apptail.io/app/calculate-va-ksrd/united-states)
- [Germany](https://apptail.io/app/calculate-va-ksrd/germany)
- [France](https://apptail.io/app/calculate-va-ksrd/france)
- [Australia](https://apptail.io/app/calculate-va-ksrd/australia)
- [Azerbaijan](https://apptail.io/app/calculate-va-ksrd/azerbaijan)
- [Belgium](https://apptail.io/app/calculate-va-ksrd/belgium)
- [Brazil](https://apptail.io/app/calculate-va-ksrd/brazil)
- [Belarus](https://apptail.io/app/calculate-va-ksrd/belarus)
- [Canada](https://apptail.io/app/calculate-va-ksrd/canada)
- [Switzerland](https://apptail.io/app/calculate-va-ksrd/switzerland)
- [Chile](https://apptail.io/app/calculate-va-ksrd/chile)
- [China](https://apptail.io/app/calculate-va-ksrd/china)
- [Colombia](https://apptail.io/app/calculate-va-ksrd/colombia)
- [Cyprus](https://apptail.io/app/calculate-va-ksrd/cyprus)
- [Czechia](https://apptail.io/app/calculate-va-ksrd/czechia)
- [Denmark](https://apptail.io/app/calculate-va-ksrd/denmark)
- [Dominican Republic](https://apptail.io/app/calculate-va-ksrd/dominican-republic)
- [Algeria](https://apptail.io/app/calculate-va-ksrd/algeria)
- [Ecuador](https://apptail.io/app/calculate-va-ksrd/ecuador)
- [Egypt](https://apptail.io/app/calculate-va-ksrd/egypt)
- [Spain](https://apptail.io/app/calculate-va-ksrd/spain)
- [Finland](https://apptail.io/app/calculate-va-ksrd/finland)
- [United Kingdom](https://apptail.io/app/calculate-va-ksrd/united-kingdom)
- [Ghana](https://apptail.io/app/calculate-va-ksrd/ghana)
- [Greece](https://apptail.io/app/calculate-va-ksrd/greece)
- [Hong Kong SAR China](https://apptail.io/app/calculate-va-ksrd/hong-kong)
- [Hungary](https://apptail.io/app/calculate-va-ksrd/hungary)
- [Indonesia](https://apptail.io/app/calculate-va-ksrd/indonesia)
- [Ireland](https://apptail.io/app/calculate-va-ksrd/ireland)
- [Israel](https://apptail.io/app/calculate-va-ksrd/israel)
- [India](https://apptail.io/app/calculate-va-ksrd/india)
- [Italy](https://apptail.io/app/calculate-va-ksrd/italy)
- [Jordan](https://apptail.io/app/calculate-va-ksrd/jordan)
- [Japan](https://apptail.io/app/calculate-va-ksrd/japan)
- [Kenya](https://apptail.io/app/calculate-va-ksrd/kenya)
- [South Korea](https://apptail.io/app/calculate-va-ksrd/south-korea)
- [Kuwait](https://apptail.io/app/calculate-va-ksrd/kuwait)
- [Lebanon](https://apptail.io/app/calculate-va-ksrd/lebanon)
- [Lithuania](https://apptail.io/app/calculate-va-ksrd/lithuania)
- [Latvia](https://apptail.io/app/calculate-va-ksrd/latvia)
- [Malta](https://apptail.io/app/calculate-va-ksrd/malta)
- [Mexico](https://apptail.io/app/calculate-va-ksrd/mexico)
- [Malaysia](https://apptail.io/app/calculate-va-ksrd/malaysia)
- [Nigeria](https://apptail.io/app/calculate-va-ksrd/nigeria)
- [Netherlands](https://apptail.io/app/calculate-va-ksrd/netherlands)
- [Norway](https://apptail.io/app/calculate-va-ksrd/norway)
- [New Zealand](https://apptail.io/app/calculate-va-ksrd/new-zealand)
- [Oman](https://apptail.io/app/calculate-va-ksrd/oman)
- [Peru](https://apptail.io/app/calculate-va-ksrd/peru)
- [Philippines](https://apptail.io/app/calculate-va-ksrd/philippines)
- [Pakistan](https://apptail.io/app/calculate-va-ksrd/pakistan)
- [Poland](https://apptail.io/app/calculate-va-ksrd/poland)
- [Portugal](https://apptail.io/app/calculate-va-ksrd/portugal)
- [Romania](https://apptail.io/app/calculate-va-ksrd/romania)
- [Russia](https://apptail.io/app/calculate-va-ksrd/russia)
- [Saudi Arabia](https://apptail.io/app/calculate-va-ksrd/saudi-arabia)
- [Sweden](https://apptail.io/app/calculate-va-ksrd/sweden)
- [Singapore](https://apptail.io/app/calculate-va-ksrd/singapore)
- [Slovenia](https://apptail.io/app/calculate-va-ksrd/slovenia)
- [El Salvador](https://apptail.io/app/calculate-va-ksrd/el-salvador)
- [Thailand](https://apptail.io/app/calculate-va-ksrd/thailand)
- [Türkiye](https://apptail.io/app/calculate-va-ksrd/turkey)
- [Taiwan](https://apptail.io/app/calculate-va-ksrd/taiwan)
- [Ukraine](https://apptail.io/app/calculate-va-ksrd/ukraine)
- [Uganda](https://apptail.io/app/calculate-va-ksrd/uganda)
- [Uzbekistan](https://apptail.io/app/calculate-va-ksrd/uzbekistan)
- [Venezuela](https://apptail.io/app/calculate-va-ksrd/venezuela)
- [Vietnam](https://apptail.io/app/calculate-va-ksrd/vietnam)
- [United Arab Emirates](https://apptail.io/app/calculate-va-ksrd/united-arab-emirates)
- [South Africa](https://apptail.io/app/calculate-va-ksrd/south-africa)
- [Argentina](https://apptail.io/app/calculate-va-ksrd/argentina)
- [Austria](https://apptail.io/app/calculate-va-ksrd/austria)

---

## About AppTail

[AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends.

- [Search Apps](https://apptail.io)
- [Top Charts](https://apptail.io/top-iphone-apps)
- [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer)

*Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*