# 心域 vs DietaryLog

The clearest difference is in-app purchases: DietaryLog at none against 心域's 1. DietaryLog also leads on update cadence (every 3 days vs every 10 days). 心域's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 心域 sells 1 in-app purchase, starting at $5.99 per month. DietaryLog asks for nothing beyond the download.

心域 ships an update every 10 days, DietaryLog every 3 days. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 心域 | DietaryLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | **Every 3 days** |
| Size | 141 MB | 13 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [HUICHIN CHENG](https://appshunter.io/developer/1889135673) | [YU CHIN WANG](https://appshunter.io/developer/1896767782) |

## What reviewers say

### 心域

[App page](https://appshunter.io/ios/app/id6761364532)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| premium | $5.99 | per month |


### DietaryLog

[App page](https://appshunter.io/ios/app/dietarylog/id6770977045)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 心域 free?

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

### Is DietaryLog free?

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

### Do 心域 or DietaryLog have ads?

DietaryLog shows ads; 心域 does not.

### Which is updated more often, 心域 or DietaryLog?

心域 ships an update every 10 days, and DietaryLog every 3 days. Most recently, 心域 was updated on October 16, 2026 and DietaryLog on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*