# Kuailu OA vs 1root

The clearest difference is update cadence: Kuailu OA at every 8 days against 1root's every 3 weeks. Kuailu OA also leads on iOS requirement (13.0 vs 15.0). 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.

Kuailu OA ships an update every 8 days, 1root every 3 weeks. The most recent releases landed on September 21, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Kuailu OA | 1root |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Size | 530 MB | 109 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Shenzhen quickegret technology Co., Ltd.](https://appshunter.io/developer/1690905222) | [WINDFLAME PTE. LTD.](https://appshunter.io/developer/1857913216) |

## What reviewers say

### Kuailu OA

[App page](https://appshunter.io/ios/app/kuailu-oa/id6449857867)

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

**In-app purchases:** none


### 1root

[App page](https://appshunter.io/ios/app/1root/id6759614823)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kuailu OA free?

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

### Is 1root free?

1root is free to download, with no in-app purchases.

### Do Kuailu OA or 1root have ads?

Neither Kuailu OA nor 1root shows ads.

### Which is updated more often, Kuailu OA or 1root?

Kuailu OA ships an update every 8 days, and 1root every 3 weeks. Most recently, Kuailu OA was updated on September 21, 2026 and 1root on September 16, 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.*