# Dataly vs Yuyin

The clearest difference is in-app purchases: Yuyin at none against Dataly's 4. Yuyin also leads on device support (3 vs 1). Dataly's advantage is update cadence (every 6 days vs every 2 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Dataly sells 4 in-app purchases, starting at $9.99 per month. Yuyin asks for nothing beyond the download.

Dataly ships an update every 6 days, Yuyin every 2 months. The most recent releases landed on October 3, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Dataly | Yuyin |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 months |
| Size | 22 MB | 38 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [琦 刘](https://appshunter.io/developer/1729736385) | [学敏 李](https://appshunter.io/developer/1552538851) |

## What reviewers say

### Dataly

[App page](https://appshunter.io/ios/app/dataly-custom-data-tracker/id6479346857)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription Member | $9.99 | per month |
| Quarterly Subscription Member | $24.99 | per 3 months |
| Annual Subscription Member | $89.99 | per year |
| Lifetime | $299.99 | one-time |


### Yuyin

[App page](https://appshunter.io/ios/app/yuyin-music-diary/id6778865288)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dataly free?

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

### Is Yuyin free?

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

### Do Dataly or Yuyin have ads?

Neither Dataly nor Yuyin shows ads.

### Which is updated more often, Dataly or Yuyin?

Dataly ships an update every 6 days, and Yuyin every 2 months. Most recently, Dataly was updated on October 3, 2026 and Yuyin on October 15, 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.*