# SwimWorkoutData vs Wonderwatch

The clearest difference is iOS requirement: Wonderwatch at 15.6 against SwimWorkoutData's 18.0. On price, update cadence, 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.

SwimWorkoutData ships an update every 2 months, Wonderwatch every 3 months. The most recent releases landed on October 3, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SwimWorkoutData | Wonderwatch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 3 MB | 29 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Peter Szots](https://appshunter.io/developer/1233811078) | [Footprint Square Corporation](https://appshunter.io/developer/1626787768) |

## What reviewers say

### SwimWorkoutData

[App page](https://appshunter.io/ios/app/swimworkoutdata/id6736835438)

**In-app purchases:** none


### Wonderwatch

[App page](https://appshunter.io/ios/app/wonderwatch/id6738886768)

**In-app purchases:** none


## Frequently asked questions

### Is SwimWorkoutData free?

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

### Is Wonderwatch free?

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

### Do SwimWorkoutData or Wonderwatch have ads?

Neither SwimWorkoutData nor Wonderwatch shows ads.

### Which is updated more often, SwimWorkoutData or Wonderwatch?

SwimWorkoutData ships an update every 2 months, and Wonderwatch every 3 months. Most recently, SwimWorkoutData was updated on October 3, 2026 and Wonderwatch on October 4, 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.*