# 内训宝 vs PM圈子

The clearest difference is update cadence: 内训宝 at every 6 weeks against PM圈子's every 9 months. PM圈子's advantage is iOS requirement (9.0 vs 12.0). 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.

内训宝 ships an update every 6 weeks, PM圈子 every 9 months. The most recent releases landed on October 20, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | 内训宝 | PM圈子 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 9 months |
| Size | 153 MB | 48 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [庆刚 刘](https://appshunter.io/developer/985048020) | [Aura International Education Technology Co., Ltd.](https://appshunter.io/developer/1548890703) |

## What reviewers say

### 内训宝

[App page](https://appshunter.io/ios/app/id1286589024)

**Features:** macOS Compatibility

**In-app purchases:** none


### PM圈子

[App page](https://appshunter.io/ios/app/pm/id1640401704)

**In-app purchases:** none


## Frequently asked questions

### Is 内训宝 free?

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

### Is PM圈子 free?

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

### Do 内训宝 or PM圈子 have ads?

Neither 内训宝 nor PM圈子 shows ads.

### Which is updated more often, 内训宝 or PM圈子?

内训宝 ships an update every 6 weeks, and PM圈子 every 9 months. Most recently, 内训宝 was updated on October 20, 2026 and PM圈子 on October 27, 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.*