# Cystomanometer vs Kidney Choices

The clearest difference is rating: Kidney Choices at 5.0 against Cystomanometer's 4.0. Cystomanometer's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (13.0 vs 16). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

Kidney Choices holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Cystomanometer ships an update every 5 weeks, Kidney Choices every 3 months. The most recent releases landed on October 20, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Cystomanometer | Kidney Choices |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/cystomanometer/id1423279744/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kidney-choices/id1456029375/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | Free | Free |
| Size | 42 MB | 51 MB |
| Requires iOS | **13.0** | 16 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [The University of Iowa (ITS)](https://appshunter.io/developer/322967701) | [Island Peer Review Organization, Inc](https://appshunter.io/developer/986004719) |

## What reviewers say

### Cystomanometer

[App page](https://appshunter.io/ios/app/cystomanometer/id1423279744)

This medical app pairs with a portable device to measure bladder pressure in pediatric patients with neurologic conditions. It records pressure, time, and date, storing the data on an iPhone. While it integrates with the Health app, specific categories for bladder pressure are not yet available.

**Highlights:** Bladder pressure measurement, Data collection with time and date, iPhone data storage, Health app integration (limited), Pediatric research focus

**Features:** macOS Compatibility

**In-app purchases:** none


### Kidney Choices

[App page](https://appshunter.io/ios/app/kidney-choices/id1456029375)

This app helps Medicare users understand their risk for chronic kidney disease. It allows you to view your lab tests, specialist appointments, and kidney-protective medications. It serves as an educational tool to better understand your health and care options.

**Highlights:** Assess chronic kidney disease risk, View CKD lab tests, Track specialist appointments, Monitor kidney-protective medications, Understand Medicare health data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cystomanometer free?

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

### Is Kidney Choices free?

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

### Which has better reviews, Cystomanometer or Kidney Choices?

Kidney Choices is rated higher. Cystomanometer averages 4.0 out of 5 from 2 ratings, while Kidney Choices averages 5.0 from 1 ratings.

### Do Cystomanometer or Kidney Choices have ads?

Neither Cystomanometer nor Kidney Choices shows ads.

### Which is updated more often, Cystomanometer or Kidney Choices?

Cystomanometer ships an update every 5 weeks, and Kidney Choices every 3 months. Most recently, Cystomanometer was updated on October 20, 2026 and Kidney Choices on October 1, 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.*