# MN Urolith vs PetfolkFlex

The clearest difference is update cadence: PetfolkFlex at monthly against MN Urolith's every 8 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

MN Urolith ships an update every 8 months, PetfolkFlex monthly. The most recent releases landed on September 11, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | MN Urolith | PetfolkFlex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (7 ratings)](https://appshunter.io/ios/app/mn-urolith/id1035128900/reviews)** | — |
| Number of ratings | **7** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Free | — |
| Size | 30 MB | 58 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Christopher Crowell](https://appshunter.io/developer/1035128899) | [Petfolk Inc.](https://appshunter.io/developer/1494513997) |

## What reviewers say

### 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


### PetfolkFlex

[App page](https://appshunter.io/ios/app/petfolkflex/id6763045463)

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

**In-app purchases:** none


## Frequently asked questions

### Is MN Urolith free?

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

### Is PetfolkFlex free?

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

### Do MN Urolith or PetfolkFlex have ads?

Neither MN Urolith nor PetfolkFlex shows ads.

### Which is updated more often, MN Urolith or PetfolkFlex?

MN Urolith ships an update every 8 months, and PetfolkFlex monthly. Most recently, MN Urolith was updated on September 11, 2026 and PetfolkFlex on September 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.*