# DietDiary AI vs 탄단지니

The clearest difference is ads: 탄단지니 at none against DietDiary AI's shown. 탄단지니 also leads on iOS requirement (13.0 vs 15.1). On price, update cadence, in-app purchases and device support there is nothing between them.

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

DietDiary AI ships an update every 4 days, 탄단지니 every 6 days. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | DietDiary AI | 탄단지니 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 6 days |
| Size | 33 MB | 47 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [GivenNow](https://appshunter.io/developer/480553770) | [Smart Cube Labs Co., Ltd.](https://appshunter.io/developer/1456342688) |

## What reviewers say

### DietDiary AI

[App page](https://appshunter.io/ios/app/dietdiary-ai-calorie-tracker/id6755058085)

**In-app purchases:** none


### 탄단지니

[App page](https://appshunter.io/ios/app/ai/id6756509970)

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

**In-app purchases:** none


## Frequently asked questions

### Is DietDiary AI free?

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

### Is 탄단지니 free?

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

### Do DietDiary AI or 탄단지니 have ads?

DietDiary AI shows ads; 탄단지니 does not.

### Which is updated more often, DietDiary AI or 탄단지니?

DietDiary AI ships an update every 4 days, and 탄단지니 every 6 days. Most recently, DietDiary AI was updated on November 5, 2026 and 탄단지니 on October 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.*