# つぼダイエット1.2.3 vs K

The clearest difference is ads: K at none against つぼダイエット1.2.3's shown. K also leads on update cadence (every 6 months vs every 34 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

つぼダイエット1.2.3 ships an update every 34 months, K every 6 months. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | つぼダイエット1.2.3 | K |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 34 months | **Every 6 months** |
| Size | 6 MB | 1 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [JK-SCIENCE CO., LTD.](https://appshunter.io/developer/493464594) | [TENGA Healthcare Inc.](https://appshunter.io/developer/1360244365) |

## What reviewers say

### つぼダイエット1.2.3

[App page](https://appshunter.io/ios/app/123/id610288675)

**Features:** macOS Compatibility

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-gel-support/id6472642388)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is つぼダイエット1.2.3 free?

つぼダイエット1.2.3 is free to download, with no in-app purchases.

### Is K free?

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

### Do つぼダイエット1.2.3 or K have ads?

つぼダイエット1.2.3 shows ads; K does not.

### Which is updated more often, つぼダイエット1.2.3 or K?

つぼダイエット1.2.3 ships an update every 34 months, and K every 6 months. Most recently, つぼダイエット1.2.3 was updated on November 1, 2026 and K on November 8, 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.*