# OpenSwim vs Cardio Log

The clearest difference is in-app purchases: OpenSwim at none against Cardio Log's 3. OpenSwim also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. Cardio Log sells 3 in-app purchases, starting at $3.99 per 7 days. OpenSwim asks for nothing beyond the download.

## The numbers

| Metric | OpenSwim | Cardio Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 4 months |
| Size | 13 MB | 3 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Jaco Rossouw](https://appshunter.io/developer/1895762288) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### OpenSwim

[App page](https://appshunter.io/ios/app/openswim/id6764396327)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cardio Log

[App page](https://appshunter.io/ios/app/cardio-log-exercise-journal/id6772255779)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Activity Minutes Weekly | $3.99 | per 7 days |
| Run Tracker Yearly | $19.99 | per year |
| Cycling Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is OpenSwim free?

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

### Is Cardio Log free?

Cardio Log is free to download, with in-app purchases available.

### Do OpenSwim or Cardio Log have ads?

Neither OpenSwim nor Cardio Log 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.*