Calculate VA
David Kramer Medical iPhoneiPadiPod touch
Calculate VA is a free Medical app for iPhone and iPad by David Kramer. Rated 5.0/5 from 3 ratings. Requires iOS 16.6. Updated December 2, 2025.
- Rating
- 5.0
- 3 ratings
- Price
- Free
- on the App Store
- Size
- 1 MB
- Age 12+
- Updated
- Dec 2
- 2025 · v3.1
Screenshots
About Calculate VA
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.
What’s new
Version 3.1 · Updated December 2, 2025
App has been updated to a fresher interface, with easier to use inputs. App will also now remember your inputs from last session. NEW Dark Mode support in version 3.1
App privacy
The developer, David Kramer, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Calculate VA
Looking for apps like Calculate VA? Here are 6 similar apps on the App Store. The highest rated is IOL Reference (4.7/5), and all 6 are free to download.
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HOTV Visual Acuity Test
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IOL Reference
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Ion Imaging
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Smart Eye Camera (SEC)
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Eye Patient
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OcularCheck: Acuity Exam
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Calculate VA | 5.0 / 5 (3 ratings) | Free | December 2, 2025 | |
| HOTV Visual Acuity Test | – | Free | Nov 15, 2023 | Compare |
| IOL Reference | 4.7 / 5 (15) | Free | Jun 24, 2026 | Compare |
| Ion Imaging | 4.2 / 5 (9) | Free | Oct 15, 2026 | Compare |
| Smart Eye Camera (SEC) | – | Free | Oct 15, 2026 | Compare |
| Eye Patient | 4.6 / 5 (76) | Free | Oct 15, 2026 | Compare |
| OcularCheck: Acuity Exam | 3.8 / 5 (15) | Free | Oct 8, 2024 | Compare |
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