# Watertracking vs WeSIM

The clearest difference is in-app purchases: WeSIM at none against Watertracking's 1. WeSIM also leads on iOS requirement (12 vs 16.1). Watertracking's advantage is update cadence (monthly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Watertracking sells 1 one-off in-app purchase. WeSIM asks for nothing beyond the download.

Watertracking ships an update monthly, WeSIM every 3 months. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Watertracking | WeSIM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 7 MB | 88 MB |
| Requires iOS | 16.1 | **12** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Daniel Bittner](https://appshunter.io/developer/1496410885) | [继海 宋](https://appshunter.io/developer/782174911) |

## What reviewers say

### Watertracking

[App page](https://appshunter.io/ios/app/watertracking/id6444707226)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $2.99 | one-time |


### WeSIM

[App page](https://appshunter.io/ios/app/wesim/id6478481078)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Watertracking free?

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

### Is WeSIM free?

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

### Do Watertracking or WeSIM have ads?

Neither Watertracking nor WeSIM shows ads.

### Which is updated more often, Watertracking or WeSIM?

Watertracking ships an update monthly, and WeSIM every 3 months. Most recently, Watertracking was updated on October 10, 2026 and WeSIM on October 9, 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.*