# 数字身心灵 vs 疯子读书

数字身心灵 and 疯子读书 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | 数字身心灵 | 疯子读书 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | — |
| Size | 31 MB | 49 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [罗兵 谢](https://appshunter.io/developer/1468309740) | [天津众妙之门科技有限公司](https://appshunter.io/developer/1676883673) |

## What reviewers say

### 数字身心灵

[App page](https://appshunter.io/ios/app/id1468309741)

**Features:** macOS Compatibility

**In-app purchases:** none


### 疯子读书

[App page](https://appshunter.io/ios/app/id6446239659)

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

**In-app purchases:** none


## Frequently asked questions

### Is 数字身心灵 free?

数字身心灵 is free to download, with no in-app purchases.

### Is 疯子读书 free?

疯子读书 is free to download, with no in-app purchases.

### Do 数字身心灵 or 疯子读书 have ads?

Neither 数字身心灵 nor 疯子读书 shows ads.

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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.*