# DD vs Passerby98

The clearest difference is in-app purchases: Passerby98 at none against DD's 3. Passerby98 also leads on device support. DD's advantage is iOS requirement (12.0 vs 14.0). On price there is nothing between them.

Both are free to download. DD sells 3 one-off in-app purchases. Passerby98 asks for nothing beyond the download.

## The numbers

| Metric | DD | Passerby98 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | — | No |
| Update frequency | — | Fortnightly |
| Size | 278 MB | 55 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Beijing Jiayi Technology Co., Ltd](https://appshunter.io/developer/1817093309) | [Wing Tak Lo](https://appshunter.io/developer/1771676718) |

## What reviewers say

### DD

[App page](https://appshunter.io/ios/app/dd/id1644879422)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 42钻石 | $0.99 | one-time |
| 84钻石 | $1.99 | one-time |
| 476钻石 | $9.99 | one-time |


### Passerby98

[App page](https://appshunter.io/ios/app/passerby98-grouping-platform/id6736369600)

**In-app purchases:** none


## Frequently asked questions

### Is DD free?

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

### Is Passerby98 free?

Passerby98 is free to download, with no in-app purchases.

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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.*