# 大白菜+ vs 中诚双录

The clearest difference is update cadence: 大白菜+ at monthly against 中诚双录's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

大白菜+ ships an update monthly, 中诚双录 every 3 months. The most recent releases landed on October 10, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 大白菜+ | 中诚双录 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 38 MB | 129 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [深圳市大白菜科技有限公司](https://appshunter.io/developer/1147054260) | [中诚信托有限责任公司](https://appshunter.io/developer/1513274025) |

## What reviewers say

### 大白菜+

[App page](https://appshunter.io/ios/app/plus/id1510517332)

**In-app purchases:** none


### 中诚双录

[App page](https://appshunter.io/ios/app/id1513274026)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 大白菜+ free?

大白菜+ is free to download, with no in-app purchases.

### Is 中诚双录 free?

中诚双录 is free to download, with no in-app purchases.

### Do 大白菜+ or 中诚双录 have ads?

Neither 大白菜+ nor 中诚双录 shows ads.

### Which is updated more often, 大白菜+ or 中诚双录?

大白菜+ ships an update monthly, and 中诚双录 every 3 months. Most recently, 大白菜+ was updated on October 10, 2026 and 中诚双录 on October 27, 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.*