# 快练习 vs WhatsBackup

The clearest difference is update cadence: 快练习 at monthly against WhatsBackup's every 3 months. 快练习 also leads on iOS requirement (9.0 vs 16.6). 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.

快练习 ships an update monthly, WhatsBackup every 3 months. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 快练习 | WhatsBackup |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Size | 34 MB | 15 MB |
| Requires iOS | **9.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [丹丹 魏](https://appshunter.io/developer/1550304898) | [Varun Kumar](https://appshunter.io/developer/1507655482) |

## What reviewers say

### 快练习

[App page](https://appshunter.io/ios/app/id1551760244)

**Features:** macOS Compatibility

**In-app purchases:** none


### WhatsBackup

[App page](https://appshunter.io/ios/app/whatsbackup/id6768908196)

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

**In-app purchases:** none


## Frequently asked questions

### Is 快练习 free?

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

### Is WhatsBackup free?

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

### Do 快练习 or WhatsBackup have ads?

Neither 快练习 nor WhatsBackup shows ads.

### Which is updated more often, 快练习 or WhatsBackup?

快练习 ships an update monthly, and WhatsBackup every 3 months. Most recently, 快练习 was updated on September 20, 2026 and WhatsBackup on September 17, 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.*