# 数字保定 vs 屹租

The clearest difference is in-app purchases: 屹租 at none against 数字保定's 9. 屹租 also leads on update cadence (every 3 weeks vs every 17 months) and iOS requirement (13.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. 数字保定 sells 9 one-off in-app purchases. 屹租 asks for nothing beyond the download.

数字保定 ships an update every 17 months, 屹租 every 3 weeks. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 数字保定 | 屹租 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 3 weeks** |
| Size | 137 MB | 65 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [龙源数字城市(北京)科技有限公司](https://appshunter.io/developer/1484299426) | [福建屹住科技有限公司](https://appshunter.io/developer/1657335624) |

## What reviewers say

### 数字保定

[App page](https://appshunter.io/ios/app/id1583907147)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6杂志币 | $0.99 | one-time |
| 数字城市会员（月） | $2.99 | one-time |
| 88杂志币 | $12.99 | one-time |
| 198杂志币 | $29.99 | one-time |
| 数字城市会员（年） | $29.99 | one-time |
| 288杂志币 | $39.99 | one-time |
| 388杂志币 | $59.99 | one-time |
| 588杂志币 | $79.99 | one-time |
| 读书会会员 | $299.99 | one-time |


### 屹租

[App page](https://appshunter.io/ios/app/id6444847771)

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

**In-app purchases:** none


## Frequently asked questions

### Is 数字保定 free?

数字保定 is free to download, with in-app purchases available.

### Is 屹租 free?

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

### Do 数字保定 or 屹租 have ads?

Neither 数字保定 nor 屹租 shows ads.

### Which is updated more often, 数字保定 or 屹租?

数字保定 ships an update every 17 months, and 屹租 every 3 weeks. Most recently, 数字保定 was updated on October 26, 2026 and 屹租 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.*