# でとまね vs Wonder When?

The clearest difference is in-app purchases: でとまね at none against Wonder When?'s 1. でとまね also leads on update cadence (daily vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Wonder When? sells 1 one-off in-app purchase. でとまね asks for nothing beyond the download.

でとまね ships an update daily, Wonder When? every 2 weeks. The most recent releases landed on October 16, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | でとまね | Wonder When? |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.8 (4 ratings)](https://appshunter.io/ios/app/wonder-when-day-tracker/id6741895888/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 3 MB | 1 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Naoki Takahashi](https://appshunter.io/developer/1713880270) | [BIG STORY FILMMAKING SERVICE](https://appshunter.io/developer/1550489334) |

## What reviewers say

### でとまね

[App page](https://appshunter.io/ios/app/id6472305663)

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

**In-app purchases:** none


### Wonder When?

[App page](https://appshunter.io/ios/app/wonder-when-day-tracker/id6741895888)

Easily record and track the last time you performed specific activities. A simple tap allows you to log your history, with iCloud support for syncing across devices.

**Highlights:** Activity tracking, History logging, Simple tap interface, iCloud support, Cross-device syncing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Mode | $0.99 | one-time |


## Frequently asked questions

### Is でとまね free?

でとまね is free to download, with no in-app purchases.

### Is Wonder When? free?

Wonder When? is free to download, with in-app purchases available.

### Do でとまね or Wonder When? have ads?

Neither でとまね nor Wonder When? shows ads.

### Which is updated more often, でとまね or Wonder When??

でとまね ships an update daily, and Wonder When? every 2 weeks. Most recently, でとまね was updated on October 16, 2026 and Wonder When? on October 13, 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.*