# Tacit OA vs 全能搜索xcSearch

The clearest difference is in-app purchases: Tacit OA at none against 全能搜索xcSearch's 3. Tacit OA also leads on iOS requirement (11.0 vs 15). 全能搜索xcSearch's advantage is update cadence (daily vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. 全能搜索xcSearch sells 3 one-off in-app purchases. Tacit OA asks for nothing beyond the download.

Tacit OA ships an update every 3 weeks, 全能搜索xcSearch daily. Both last shipped on October 25, 2026.

## The numbers

| Metric | Tacit OA | 全能搜索xcSearch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Size | 154 MB | 28 MB |
| Requires iOS | **11.0** | 15 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jiu Tian Yun Technology (wuhan) Limited Company](https://appshunter.io/developer/1554438567) | [Foshan Qizhizhu Technology Co., Ltd.](https://appshunter.io/developer/1787171342) |

## What reviewers say

### Tacit OA

[App page](https://appshunter.io/ios/app/tacit-oa/id1554438565)

**Features:** macOS Compatibility

**In-app purchases:** none


### 全能搜索xcSearch

[App page](https://appshunter.io/ios/app/xcsearch/id6808662169)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月会员 | $0.99 | one-time |
| 年会员 | $5.99 | one-time |
| 2年会员 | $9.99 | one-time |


## Frequently asked questions

### Is Tacit OA free?

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

### Is 全能搜索xcSearch free?

全能搜索xcSearch is free to download, with in-app purchases available.

### Do Tacit OA or 全能搜索xcSearch have ads?

Neither Tacit OA nor 全能搜索xcSearch shows ads.

### Which is updated more often, Tacit OA or 全能搜索xcSearch?

Tacit OA ships an update every 3 weeks, and 全能搜索xcSearch daily. Most recently, Tacit OA was updated on October 25, 2026 and 全能搜索xcSearch on October 25, 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.*