# Cardalis vs Matrix Online Coaching

The clearest difference is rating: Matrix Online Coaching at 5.0 against Cardalis's 2.3. Cardalis's advantage is in-app purchases (none vs 1) and update cadence (every 6 weeks vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Matrix Online Coaching sells 1 in-app purchase, starting at $195.99 per month. Cardalis asks for nothing beyond the download.

Matrix Online Coaching holds the better App Store score, 5.0 against 2.3. That said, the two scores are not equally well evidenced: Cardalis has 263 ratings behind it against 1, so its average is the more settled of the two.

Cardalis ships an update every 6 weeks, Matrix Online Coaching every 9 months. The most recent releases landed on November 1, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Cardalis | Matrix Online Coaching |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (263 ratings)](https://appshunter.io/ios/app/cardalis/id569166179/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/matrix-online-coaching/id6743549141/reviews)** |
| Number of ratings | **263** | 1 |
| Positive reviews | 20.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 9 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 22 MB | 56 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ceva Sante Animale S.A.](https://appshunter.io/developer/566622266) | [Motionmatrix Training LLC](https://appshunter.io/developer/1803417480) |

## What reviewers say

### Cardalis

[App page](https://appshunter.io/ios/app/cardalis/id569166179)

Monitor your dog's resting respiratory rate to help manage heart failure. This app helps you record and graph the data, which can then be emailed to your veterinarian.

**Highlights:** Measure resting respiratory rate, Record rate as a graph, Email results to veterinarian, Track heart failure progression, Informational and educational tool

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use interface
- 📊 Clear graph visualization of breathing/heart rate data
- 🔔 Helpful medication and monitoring reminders
- 📧 Ability to email data to veterinarians
- ⏱️ Automatic 30-second timer with calculation

**What reviewers complain about**

- 🐛 Data loss after app updates (critical issue)
- 🐛 App crashes and freezes frequently
- 📧 Email and print functionality broken or removed
- 🔒 Excessive data collection (vet name, email required)
- 🐕 Dog-centric branding excludes cat owners

**Reported bugs**

- Critical data loss during app updates
- App freezes and crashes on launch or navigation
- Email functionality not working or removed
- Print functionality broken or removed
- Notes not saved or retrievable

**Requested features**

- Support for multiple pets/dogs in single app
- Cat-friendly version or pet-neutral branding
- Ability to add notes to all readings (not just high ones)
- Customizable timer intervals (15, 60 seconds)
- Ability to enter past/historical readings


### Matrix Online Coaching

[App page](https://appshunter.io/ios/app/matrix-online-coaching/id6743549141)

This app helps you achieve your fitness goals with personalized training plans and habit-building tools. Stay connected with your coach through in-app chat and track your progress with detailed logging.

**Highlights:** Customized workout programs, Habit tracking, In-app coach chat, Progress logging, Personalized support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Matrix Basic | $195.99 | per month |


## Frequently asked questions

### Is Cardalis free?

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

### Is Matrix Online Coaching free?

Matrix Online Coaching is free to download, with in-app purchases available.

### Which has better reviews, Cardalis or Matrix Online Coaching?

Matrix Online Coaching is rated higher. Cardalis averages 2.3 out of 5 from 263 ratings, while Matrix Online Coaching averages 5.0 from 1 ratings.

### Do Cardalis or Matrix Online Coaching have ads?

Neither Cardalis nor Matrix Online Coaching shows ads.

### Which is updated more often, Cardalis or Matrix Online Coaching?

Cardalis ships an update every 6 weeks, and Matrix Online Coaching every 9 months. Most recently, Cardalis was updated on November 1, 2026 and Matrix Online Coaching on October 10, 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.*