# Glaucoma Calc vs GLAUC

The clearest difference is price: GLAUC at Free against Glaucoma Calc's $2.99. GLAUC also leads on update cadence (weekly vs every 10 months) and iOS requirement (15.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

GLAUC is free to download; Glaucoma Calc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Glaucoma Calc ships an update every 10 months, GLAUC weekly. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Glaucoma Calc | GLAUC |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/glaucoma-calc/id334351011/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Monetization | Paid | — |
| Size | 7 MB | 20 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Optical Directions Consulting](https://appshunter.io/developer/309309098) | [Chun-Huei Liu](https://appshunter.io/developer/1657411874) |

## What reviewers say

### Glaucoma Calc

[App page](https://appshunter.io/ios/app/glaucoma-calc/id334351011)

Estimate the 5-year risk of glaucoma development in patients with ocular hypertension. This tool simplifies data entry for multiple perimeters and offers quick calculations on Apple Watch.

**Highlights:** Glaucoma risk estimation, Ocular hypertension assessment, Supports Humphrey, Medmont, Octopus perimeters, Single-screen interface, Apple Watch app integration, Independent Apple Watch functionality

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### GLAUC

[App page](https://appshunter.io/ios/app/glauc-strat-calc/id6444860662)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Glaucoma Calc free?

Glaucoma Calc costs $2.99, with no in-app purchases.

### Is GLAUC free?

GLAUC is free to download, with no in-app purchases.

### Do Glaucoma Calc or GLAUC have ads?

Neither Glaucoma Calc nor GLAUC shows ads.

### Which is updated more often, Glaucoma Calc or GLAUC?

Glaucoma Calc ships an update every 10 months, and GLAUC weekly. Most recently, Glaucoma Calc was updated on October 9, 2026 and GLAUC on October 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*