# CVR Calc vs CathCompass

The clearest difference is rating: CathCompass at 5.0 against CVR Calc's 3.3. CVR Calc's advantage is ratings volume (26 vs 2) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

CathCompass holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: CVR Calc has 26 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | CVR Calc | CathCompass |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (26 ratings)](https://appshunter.io/ios/app/cvr-calc/id1423744026/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/cathcompass/id6780304547/reviews)** |
| Number of ratings | **26** | 2 |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | — |
| Monetization | Free | Free |
| Size | 4 MB | 3 MB |
| Requires iOS | 18.5 | **18.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Global Vascular Access, LLC](https://appshunter.io/developer/1423744025) | [CODY DAVID RICHARDS](https://appshunter.io/developer/6780304549) |

## What reviewers say

### CVR Calc

[App page](https://appshunter.io/ios/app/cvr-calc/id1423744026)

This medical tool assists healthcare professionals in vascular access and infusion therapy by calculating catheter to vessel ratios. It helps clinicians quickly assess the area consumed within the intravascular space by catheters, supporting both venous and arterial devices.

**Highlights:** Catheter to vessel ratio calculation, Supports venous and arterial devices, Peripheral and central venous access device calculations, Area-based calculations for patient assessment, Uses ultrasound measurements for vessel size, Based on academic research and awards

**Features:** Vision Pro support

**In-app purchases:** none


### CathCompass

[App page](https://appshunter.io/ios/app/cathcompass/id6780304547)

This app helps manage intermittent catheterization or neurogenic bladder by logging output, intake, and medications. It offers personalized reminders and data export for care teams, keeping all information private on your device.

**Highlights:** Log catheterization output volume and time, Record fluid intake, Note leakage episodes, Track medications and dosing, Personalized reminder intervals, Export data to PDF or CSV, On-device data storage

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CVR Calc free?

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

### Is CathCompass free?

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

### Which has better reviews, CVR Calc or CathCompass?

CathCompass is rated higher. CVR Calc averages 3.3 out of 5 from 26 ratings, while CathCompass averages 5.0 from 2 ratings.

### Do CVR Calc or CathCompass have ads?

Neither CVR Calc nor CathCompass shows ads.

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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.*