# 秘塔AI搜索 vs RootKey

The clearest difference is in-app purchases: RootKey at none against 秘塔AI搜索's 16. RootKey also leads on update cadence (daily vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 秘塔AI搜索 sells 13 one-off in-app purchases. RootKey asks for nothing beyond the download.

秘塔AI搜索 ships an update every 10 days, RootKey daily. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 秘塔AI搜索 | RootKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (30 ratings)](https://appshunter.io/ios/app/ai/id6478196963/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 59.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 112 MB | 89 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [上海秘塔网络科技有限公司](https://appshunter.io/developer/1540052473) | [Jiangsu Xinghui Shuzhi Technology Co., Ltd](https://appshunter.io/developer/1854062439) |

## What reviewers say

### 秘塔AI搜索

[App page](https://appshunter.io/ios/app/ai/id6478196963)

This AI-powered search engine offers a clean, ad-free interface for finding information across the web, documents, and academic papers. It provides structured answers with citations, generates outlines and tables, and supports exporting results in various formats.

**Highlights:** Ad-free, pure search interface, Structured answers with citations, Automatic outline and table generation, Export results to Word, PDF, Deep semantic search for documents, Academic search with structured information, Configurable academic databases

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 知识库额度1000点 | $0.99 | one-time |
| 1000 H3 积分 | $1.99 | one-time |
| 1000积分 | $1.99 | one-time |
| 知识库额度10000点 | $4.99 | one-time |
| 秘塔AI搜索月度会员 | $5.99 | one-time |
| 10000 H3 积分 | $14.99 | one-time |
| 10000积分 | $17.99 | one-time |
| 秘塔AI搜索年度会员 | $29.99 | one-time |
| 100000 H3 积分 | $129.99 | one-time |
| 100000积分 | $179.99 | one-time |
| 知识库额度1000000点 | $399.99 | one-time |
| 500000 H3 积分 | $599.99 | one-time |
| 500000积分 | $799.99 | one-time |


### RootKey

[App page](https://appshunter.io/ios/app/rootkey-ai-coding-and-passwords/id6806959122)

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

**In-app purchases:** none


## Frequently asked questions

### Is 秘塔AI搜索 free?

秘塔AI搜索 is free to download, with in-app purchases available.

### Is RootKey free?

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

### Do 秘塔AI搜索 or RootKey have ads?

Neither 秘塔AI搜索 nor RootKey shows ads.

### Which is updated more often, 秘塔AI搜索 or RootKey?

秘塔AI搜索 ships an update every 10 days, and RootKey daily. Most recently, 秘塔AI搜索 was updated on October 12, 2026 and RootKey on October 7, 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.*