# 3号馆 vs 叮信

The clearest difference is in-app purchases: 3号馆 at none against 叮信's 3. 叮信's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 叮信 sells 3 one-off in-app purchases. 3号馆 asks for nothing beyond the download.

3号馆 ships an update fortnightly, 叮信 every 3 weeks. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 3号馆 | 叮信 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/3/id1291620175/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 82 MB | 38 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [广州宝吉网络科技有限公司](https://appshunter.io/developer/1291620174) | [广东嘉淇科技有限公司](https://appshunter.io/developer/1509412586) |

## What reviewers say

### 3号馆

[App page](https://appshunter.io/ios/app/3/id1291620175)

This platform connects businesses with a wide range of fabric suppliers globally. It offers advanced search and classification features to help designers find the perfect materials for their creations. The app aims to be a leading resource for fabric sourcing with a focus on innovation and global reach.

**Highlights:** Global fabric supplier network, Trend-based material search, Thematic fabric classification, Climate-based material selection, Supports international transactions, Designer-focused sourcing

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

**In-app purchases:** none


### 叮信

[App page](https://appshunter.io/ios/app/id1509412587)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 20叮豆 | $1.99 | one-time |
| 110叮豆 | $7.99 | one-time |
| 240叮豆 | $15.99 | one-time |


## Frequently asked questions

### Is 3号馆 free?

3号馆 is free to download, with no in-app purchases.

### Is 叮信 free?

叮信 is free to download, with in-app purchases available.

### Do 3号馆 or 叮信 have ads?

Neither 3号馆 nor 叮信 shows ads.

### Which is updated more often, 3号馆 or 叮信?

3号馆 ships an update fortnightly, and 叮信 every 3 weeks. Most recently, 3号馆 was updated on October 9, 2026 and 叮信 on October 3, 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.*