# PerspCamera vs 超级写作

The clearest difference is price: 超级写作 at Free against PerspCamera's $9.99. 超级写作 also leads on iOS requirement (12.0 vs 15.6). PerspCamera's advantage is in-app purchases (none vs 7) and device support.

超级写作 is free to download; PerspCamera costs $9.99 up front. 超级写作 sells 7 in-app purchases, starting at $4.99 per 7 days. PerspCamera asks for nothing beyond the download.

## The numbers

| Metric | PerspCamera | 超级写作 |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 3 months | — |
| Monetization | Paid | — |
| Size | 2 MB | 56 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Tomohiro Yamashita](https://appshunter.io/developer/658724298) | [凯 崔](https://appshunter.io/developer/1734480078) |

## What reviewers say

### PerspCamera

[App page](https://appshunter.io/ios/app/perspcamera/id927810692)

This utility app assists in creating perspective drawings by using device tilt to calculate perspective lines. It allows users to draw horizontal lines, vanishing points, grids, and cubes based on calculated perspective. Users can set the device's tilt by placing it on a sloped surface and tapping a button.

**Highlights:** Perspective calculation from device tilt, Draw horizontal lines, Vanishing points, Grid generation, Arbitrary cube drawing, Set tilt via device placement

**Features:** Vision Pro support

**In-app purchases:** none


### 超级写作

[App page](https://appshunter.io/ios/app/id6477340816)

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $4.99 | per 7 days |
| 月会员 | $9.99 | per month |
| 年会员 | $24.99 | per year |
| 字数包（5万字） | $0.99 | one-time |
| 字数包（20万字） | $2.99 | one-time |
| 字数包（80万字） | $4.99 | one-time |
| 永久会员 | $29.99 | one-time |


## Frequently asked questions

### Is PerspCamera free?

PerspCamera costs $9.99, with no in-app purchases.

### Is 超级写作 free?

超级写作 is free to download, with in-app purchases available.

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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.*