# 智齿客服SDK vs 钢铁书生

The clearest difference is update cadence: 钢铁书生 at every 3 weeks against 智齿客服SDK's every 2 months. 智齿客服SDK's advantage is iOS requirement (9.0 vs 11.0). 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.

智齿客服SDK ships an update every 2 months, 钢铁书生 every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | 智齿客服SDK | 钢铁书生 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/sdk/id1507872824/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 19 MB | 27 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京智齿博创科技有限公司](https://appshunter.io/developer/1052666066) | [河南钢铁书生信息科技有限公司](https://appshunter.io/developer/1669246096) |

## What reviewers say

### 智齿客服SDK

[App page](https://appshunter.io/ios/app/sdk/id1507872824)

This utility app provides a comprehensive customer service solution for businesses. It offers features like online chat with bots and human agents, image and voice messaging, and user feedback mechanisms. Businesses can also pass user and product information for a personalized experience.

**Highlights:** Online chat with bots and human agents, Image, voice, and emoji messaging, User satisfaction evaluation, Pass user and product information, Highly customizable UI, Skill group routing, Offline message guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### 钢铁书生

[App page](https://appshunter.io/ios/app/id1669245164)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 智齿客服SDK free?

智齿客服SDK is free to download, with no in-app purchases.

### Is 钢铁书生 free?

钢铁书生 is free to download, with no in-app purchases.

### Do 智齿客服SDK or 钢铁书生 have ads?

Neither 智齿客服SDK nor 钢铁书生 shows ads.

### Which is updated more often, 智齿客服SDK or 钢铁书生?

智齿客服SDK ships an update every 2 months, and 钢铁书生 every 3 weeks. Most recently, 智齿客服SDK was updated on October 24, 2026 and 钢铁书生 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.*