# 前程无忧51Job vs KK9

The clearest difference is review sentiment: 前程无忧51Job at 72% against KK9's 10%. 前程无忧51Job also leads on rating (4.8 vs 3.0) and ratings volume (3.1K vs 1). KK9's advantage is in-app purchases (none vs 10). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 前程无忧51Job sells 10 one-off in-app purchases. KK9 asks for nothing beyond the download.

前程无忧51Job holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: 前程无忧51Job has 3.1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 72% of 前程无忧51Job's written reviews are positive against 10% of KK9's.

前程无忧51Job ships an update fortnightly, KK9 every 2 weeks. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 前程无忧51Job | KK9 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (3.1K ratings)](https://appshunter.io/ios/app/51job/id415443644/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/kk9/id6538718242/reviews) |
| Number of ratings | **3.1K** | 1 |
| Positive reviews | **72.5% of reviews** | 10.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 405 MB | 272 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [前程无忧(51job.com)](https://appshunter.io/developer/415443647) | [SHENZHENSHI LANDRAY SOFTWRE CO.,LTD](https://appshunter.io/developer/433362235) |

## What reviewers say

### 前程无忧51Job

[App page](https://appshunter.io/ios/app/51job/id415443644)

This professional platform connects job seekers with numerous companies and a wide array of industry positions. It offers personalized job recommendations, dedicated recruitment events, and efficient communication tools for both employers and applicants.

**Highlights:** Personalized job recommendations, Dedicated recruitment events, Online communication with candidates, Smart candidate invitations, Extensive job listings across industries, Resume view tracking

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 简历模板月卡 | $2.99 | one-time |
| 无忧小秘书_简历代刷新（3个月） | $3.99 | one-time |
| 谁看过我的简历(3个月） | $3.99 | one-time |
| 知己知彼（3个月） | $3.99 | one-time |
| 知己知彼（6个月） | $5.99 | one-time |
| 谁看过我的简历（6个月） | $5.99 | one-time |
| 职业偏好度测评 | $6.99 | one-time |
| 谁看过我的简历（12个月） | $9.99 | one-time |
| 知己知彼（12个月） | $9.99 | one-time |
| VIP会员（30天） | $9.99 | one-time |

**What reviewers like**

- 👍 Lots of job opportunities
- 🚀 Efficient job search
- 💡 Useful features like checking resume views
- 🚀 Convenient and easy to use

**What reviewers complain about**

- 🔍 Irrelevant job recommendations
- 💸 Excessive paid features
- 🔔 Frequent and annoying notifications
- 🐛 Buggy and unstable
- 🤖 Suspected fake/manipulated reviews

**Reported bugs**

- Forced app updates
- Inability to view all resume viewers
- Frequent crashes and freezes

**Requested features**

- Option to delete/disable assistant
- Improve enterprise response time
- Display company office locations, not just registered addresses
- Separate enterprise and job seeker versions


### 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 前程无忧51Job free?

前程无忧51Job is free to download, with in-app purchases available.

### Is KK9 free?

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

### Which has better reviews, 前程无忧51Job or KK9?

前程无忧51Job is rated higher. 前程无忧51Job averages 4.8 out of 5 from 3.1K ratings, while KK9 averages 3.0 from 1 ratings.

### Do 前程无忧51Job or KK9 have ads?

Neither 前程无忧51Job nor KK9 shows ads.

### Which is updated more often, 前程无忧51Job or KK9?

前程无忧51Job ships an update fortnightly, and KK9 every 2 weeks. Most recently, 前程无忧51Job was updated on November 6, 2026 and KK9 on October 30, 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.*