# 留白 vs 纵书卡片

The clearest difference is in-app purchases: 留白 at none against 纵书卡片's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 纵书卡片 sells 1 one-off in-app purchase. 留白 asks for nothing beyond the download.

留白 ships an update monthly, 纵书卡片 every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 留白 | 纵书卡片 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/id6447758378/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | — |
| Size | 62 MB | 60 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bulb Network Technology Co., Limited](https://appshunter.io/developer/1625312521) | [宇 刘](https://appshunter.io/developer/1551581698) |

## What reviewers say

### 留白

[App page](https://appshunter.io/ios/app/id6447758378)

Create custom transparent widgets for your phone's home screen. Add blank, label, or date widgets with support for light and dark modes. More widget types are under development.

**Highlights:** Transparent widgets, Blank widget, Label widget, Date widget, Light and dark mode support, Automatic theme switching, Multiple widget sizes

**In-app purchases:** none


### 纵书卡片

[App page](https://appshunter.io/ios/app/id6630380682)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 永久会员 | $0.99 | one-time |


## Frequently asked questions

### Is 留白 free?

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

### Is 纵书卡片 free?

纵书卡片 is free to download, with in-app purchases available.

### Do 留白 or 纵书卡片 have ads?

Neither 留白 nor 纵书卡片 shows ads.

### Which is updated more often, 留白 or 纵书卡片?

留白 ships an update monthly, and 纵书卡片 every 2 months. Most recently, 留白 was updated on November 3, 2026 and 纵书卡片 on November 4, 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.*