# Paper vs 墨水屏胸卡

The clearest difference is update cadence: Paper at monthly against 墨水屏胸卡's every 7 months. 墨水屏胸卡's advantage is iOS requirement (12.0 vs 15). 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.

Paper ships an update monthly, 墨水屏胸卡 every 7 months. The most recent releases landed on September 9, 2026 and February 23, 2026 respectively.

## The numbers

| Metric | Paper | 墨水屏胸卡 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 7 months |
| Size | 10 MB | 56 MB |
| Requires iOS | 15 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PTseeing IoT Technology Co.,Ltd](https://appshunter.io/developer/1773719576) | [Bupin Electronics Technology Co.,Ltd.](https://appshunter.io/developer/1594833200) |

## What reviewers say

### Paper

[App page](https://appshunter.io/ios/app/paper-view/id6744728289)

**Features:** macOS Compatibility

**In-app purchases:** none


### 墨水屏胸卡

[App page](https://appshunter.io/ios/app/id6746151561)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Paper free?

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

### Is 墨水屏胸卡 free?

墨水屏胸卡 is free to download, with no in-app purchases.

### Do Paper or 墨水屏胸卡 have ads?

Neither Paper nor 墨水屏胸卡 shows ads.

### Which is updated more often, Paper or 墨水屏胸卡?

Paper ships an update monthly, and 墨水屏胸卡 every 7 months. Most recently, Paper was updated on September 9, 2026 and 墨水屏胸卡 on February 23, 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.*