# 三井 3C 會員 vs NotesMap 地圖便利貼

The clearest difference is update cadence: NotesMap 地圖便利貼 at daily against 三井 3C 會員's every 2 months. 三井 3C 會員's advantage is iOS requirement (12.1 vs 17.0). 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.

三井 3C 會員 ships an update every 2 months, NotesMap 地圖便利貼 daily. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 三井 3C 會員 | NotesMap 地圖便利貼 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Size | 26 MB | 8 MB |
| Requires iOS | **12.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [San Jing Information Co., Ltd.](https://appshunter.io/developer/1322879007) | [Sunny Tomato Information Co., Ltd.](https://appshunter.io/developer/631351262) |

## What reviewers say

### 三井 3C 會員

[App page](https://appshunter.io/ios/app/3c/id1629794085)

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

**In-app purchases:** none


### NotesMap 地圖便利貼

[App page](https://appshunter.io/ios/app/notesmap/id6795116664)

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

**In-app purchases:** none


## Frequently asked questions

### Is 三井 3C 會員 free?

三井 3C 會員 is free to download, with no in-app purchases.

### Is NotesMap 地圖便利貼 free?

NotesMap 地圖便利貼 is free to download, with no in-app purchases.

### Do 三井 3C 會員 or NotesMap 地圖便利貼 have ads?

Neither 三井 3C 會員 nor NotesMap 地圖便利貼 shows ads.

### Which is updated more often, 三井 3C 會員 or NotesMap 地圖便利貼?

三井 3C 會員 ships an update every 2 months, and NotesMap 地圖便利貼 daily. Most recently, 三井 3C 會員 was updated on September 24, 2026 and NotesMap 地圖便利貼 on September 28, 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.*