# Preview App vs 编程盒子 · Programming Box

The clearest difference is chart position: 编程盒子 · Programming Box at #198 against Preview App's unranked. 编程盒子 · Programming Box also leads on price ($0.99 vs $1.99) and iOS requirement (9.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.

Preview App costs $1.99 and 编程盒子 · Programming Box $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Preview App | 编程盒子 · Programming Box |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | — |
| Monetization | — | Paid |
| Best chart rank | — | **#198** |
| Size | 8 MB | 33 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cangmu Technology Co., Ltd](https://appshunter.io/developer/1736424342) | [何均 邓](https://appshunter.io/developer/1621073530) |

## What reviewers say

### Preview App

[App page](https://appshunter.io/ios/app/preview-app-store-simulator/id1626025800)

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

**In-app purchases:** none


### 编程盒子 · Programming Box

[App page](https://appshunter.io/ios/app/programming-box/id6443506701)

**Currently charting:** #198 Top Paid · Developer Tools (US App Store)

This tool integrates advanced programming knowledge, skills, and experience, covering topics like design patterns, architecture, and deployment. It's a valuable resource for experienced programmers, featuring an auto-scrolling screen and color annotation.

**Highlights:** Integrates advanced programming knowledge, Covers design and deployment patterns, Explains architecture patterns (e.g., clean architecture, microservices), Auto-scrolling screen for easy reading, Color annotation for content marking

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

**In-app purchases:** none


## Frequently asked questions

### Is Preview App free?

Preview App costs $1.99, with no in-app purchases.

### Is 编程盒子 · Programming Box free?

编程盒子 · Programming Box costs $0.99, with no in-app purchases.

### Do Preview App or 编程盒子 · Programming Box have ads?

Neither Preview App nor 编程盒子 · Programming Box shows ads.

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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.*