留白 vs Open UI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
留白
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.
- Transparent widgets
- Blank widget
- Label widget
- Date widget
- Light and dark mode support
- Automatic theme switching
- Multiple widget sizes
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留白-透明小组件 方便快捷为您的手机留一方空白 透明组件可显示内容 - 空白小组件 - 标签透明小组件 - 日期透明小组件 - 更多小组件 - 支持添加深色模式与浅色模式背景 - 支持深色模式与浅色模式自动切换 - 支持添加小、中、大三种透明小组件 更多小组件功能正在开发中
Open UI
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Checkout Open UI, the only truly accessible app generator. Open UI is a sandbox where every aspect of the app’s appearance can be controlled by you. Do you want fun fonts, vibrant colors, and a picture of your pet on every screen? No problem. Do you need high contrast layouts, large touch points, and screen reader support? We’ve got you covered. Then, when the UI is just how you like it: click “Generate” and make that (app) dream come true.
Screenshots
Verdict
The clearest difference is device support: Open UI at 4 against 留白's 2. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
留白 ships an update monthly, Open UI every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.
| Parameter | 留白 | Open UI |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 14.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 62 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Bulb Network Technology Co., Limited | Empathetech |
In-app purchases
留白
No in-app purchases
Open UI
No in-app purchases
