# 中铁装备CRM vs KK9

The clearest difference is update cadence: KK9 at every 2 weeks against 中铁装备CRM's every 3 months. 中铁装备CRM's advantage is iOS requirement (9.0 vs 13.0). 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.

中铁装备CRM ships an update every 3 months, KK9 every 2 weeks. The most recent releases landed on October 10, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 中铁装备CRM | KK9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (1 ratings)](https://appshunter.io/ios/app/kk9/id6538718242/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 11.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 34 MB | 272 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [中铁工程装备集团有限公司](https://appshunter.io/developer/1447605449) | [SHENZHENSHI LANDRAY SOFTWRE CO.,LTD](https://appshunter.io/developer/433362235) |

## What reviewers say

### 中铁装备CRM

[App page](https://appshunter.io/ios/app/crm/id1508285381)

**Features:** macOS Compatibility

**In-app purchases:** none


### KK9

[App page](https://appshunter.io/ios/app/kk9/id6538718242)

This business platform offers a unified mobile entry point for employees, providing instant messaging, a company directory, and a customizable workspace. It facilitates internal communication, information dissemination, and integration with existing IT systems for a comprehensive mobile work experience.

**Highlights:** Instant messaging and group chats, Company-wide employee directory, Customizable workspace with system integration, Enterprise public accounts for content and news, Multilingual support (Chinese/English)

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

**In-app purchases:** none


## Frequently asked questions

### Is 中铁装备CRM free?

中铁装备CRM is free to download, with no in-app purchases.

### Is KK9 free?

KK9 is free to download, with no in-app purchases.

### Do 中铁装备CRM or KK9 have ads?

Neither 中铁装备CRM nor KK9 shows ads.

### Which is updated more often, 中铁装备CRM or KK9?

中铁装备CRM ships an update every 3 months, and KK9 every 2 weeks. Most recently, 中铁装备CRM was updated on October 10, 2026 and KK9 on October 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.*