# ColdLog vs SwimOnCourse

The clearest difference is in-app purchases: SwimOnCourse at none against ColdLog's 1. ColdLog's advantage is update cadence (weekly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ColdLog sells 1 in-app purchase, starting at $8.99 per year. SwimOnCourse asks for nothing beyond the download.

ColdLog ships an update weekly, SwimOnCourse monthly. The most recent releases landed on September 27, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | ColdLog | SwimOnCourse |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 17 MB | 4 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [JRSW s.r.o.](https://appshunter.io/developer/1856840734) | [MedImage, Inc.](https://appshunter.io/developer/1893736732) |

## What reviewers say

### ColdLog

[App page](https://appshunter.io/ios/app/coldlog/id6755875822)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ColdLog PRO | $8.99 | per year |


### SwimOnCourse

[App page](https://appshunter.io/ios/app/swimoncourse/id6762305713)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ColdLog free?

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

### Is SwimOnCourse free?

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

### Do ColdLog or SwimOnCourse have ads?

Neither ColdLog nor SwimOnCourse shows ads.

### Which is updated more often, ColdLog or SwimOnCourse?

ColdLog ships an update weekly, and SwimOnCourse monthly. Most recently, ColdLog was updated on September 27, 2026 and SwimOnCourse on September 30, 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.*