# 健康和意外事件追踪仪 vs 念念不忘

The clearest difference is iOS requirement: 念念不忘 at 15.0 against 健康和意外事件追踪仪's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 健康和意外事件追踪仪 sells 1 in-app purchase, starting at $7.99 per 7 days and 念念不忘 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

健康和意外事件追踪仪 ships an update every 4 days, 念念不忘 every 2 days. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | 健康和意外事件追踪仪 | 念念不忘 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Size | 3 MB | 216 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Starlink Network Technology Co., Ltd.](https://appshunter.io/developer/1624636161) | [凯勃 程](https://appshunter.io/developer/6805706660) |

## What reviewers say

### 健康和意外事件追踪仪

[App page](https://appshunter.io/ios/app/ai/id6757673719)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Membership | $7.99 | per 7 days |


### 念念不忘

[App page](https://appshunter.io/ios/app/id6811627352)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 空灵 | $0.99 | one-time |
| 厚实 | $0.99 | one-time |
| 柔和 | $0.99 | one-time |
| 明亮 | $0.99 | one-time |
| 禅房 | $0.99 | one-time |
| 低鸣 | $0.99 | one-time |
| 云水 | $0.99 | one-time |
| 山寺 | $0.99 | one-time |
| 夜课 | $0.99 | one-time |
| 晨课 | $0.99 | one-time |


## Frequently asked questions

### Is 健康和意外事件追踪仪 free?

健康和意外事件追踪仪 is free to download, with in-app purchases available.

### Is 念念不忘 free?

念念不忘 is free to download, with in-app purchases available.

### Do 健康和意外事件追踪仪 or 念念不忘 have ads?

Neither 健康和意外事件追踪仪 nor 念念不忘 shows ads.

### Which is updated more often, 健康和意外事件追踪仪 or 念念不忘?

健康和意外事件追踪仪 ships an update every 4 days, and 念念不忘 every 2 days. Most recently, 健康和意外事件追踪仪 was updated on October 31, 2026 and 念念不忘 on November 6, 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.*