# VetPDA Calcs vs MN Urolith

The clearest difference is price: MN Urolith at Free against VetPDA Calcs's $4.99. VetPDA Calcs's advantage is update cadence (every 2 months vs every 8 months) and iOS requirement (12.3 vs 15.1). On rating, ratings volume, ads and in-app purchases there is nothing between them.

MN Urolith is free to download; VetPDA Calcs costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for VetPDA Calcs against 4.9 for MN Urolith. Both are backed by a comparable volume of ratings — 16 and 7 respectively.

VetPDA Calcs ships an update every 2 months, MN Urolith every 8 months. The most recent releases landed on November 1, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | VetPDA Calcs | MN Urolith |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/vetpda-calcs/id356519283/reviews)** | [4.9 (7 ratings)](https://appshunter.io/ios/app/mn-urolith/id1035128900/reviews) |
| Number of ratings | **16** | 7 |
| Positive reviews | 82.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Paid | **Free** |
| Size | 2 MB | 30 MB |
| Requires iOS | **12.3** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [University of California, Davis](https://appshunter.io/developer/356519286) | [HATTER CREEK CONSULTING AND DEVELOPMENT, LLC](https://appshunter.io/developer/1035128899) |

## What reviewers say

### VetPDA Calcs

[App page](https://appshunter.io/ios/app/vetpda-calcs/id356519283)

This app offers 21 essential calculators for veterinary medicine students and professionals. It includes tools for anesthesia, fluid management, drug dosing, and more, with informative sheets explaining each calculator's use.

**Highlights:** 21 veterinary calculators, Anesthesia drug calculations, Fluid management tools, Dosing and infusion calculators, Information sheets for each calculator

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

**In-app purchases:** none


### MN Urolith

[App page](https://appshunter.io/ios/app/mn-urolith/id1035128900)

This app provides veterinarians with instant access to urolith analysis reports and science-backed treatment recommendations. It allows for convenient viewing of submission status and retrieval of results, aiding in patient care and prevention strategies.

**Highlights:** View urolith submission status, Retrieve completed analysis reports, Access science-supported treatment recommendations, Send PDF reports to electronic records, Concise and detailed recommendation versions

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

**In-app purchases:** none


## Frequently asked questions

### Is VetPDA Calcs free?

VetPDA Calcs costs $4.99, with no in-app purchases.

### Is MN Urolith free?

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

### Which has better reviews, VetPDA Calcs or MN Urolith?

VetPDA Calcs is rated higher. VetPDA Calcs averages 4.9 out of 5 from 16 ratings, while MN Urolith averages 4.9 from 7 ratings.

### Do VetPDA Calcs or MN Urolith have ads?

Neither VetPDA Calcs nor MN Urolith shows ads.

### Which is updated more often, VetPDA Calcs or MN Urolith?

VetPDA Calcs ships an update every 2 months, and MN Urolith every 8 months. Most recently, VetPDA Calcs was updated on November 1, 2026 and MN Urolith on October 21, 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.*