# PerspCamera vs 设备E维保

The clearest difference is review sentiment: 设备E维保 at 100% against PerspCamera's 20%. 设备E维保 also leads on price (Free vs $9.99) and update cadence (fortnightly vs every 3 months). PerspCamera's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

设备E维保 is free to download; PerspCamera costs $9.99 up front. 设备E维保 sells 3 in-app purchases, starting at $154.99 per year. PerspCamera asks for nothing beyond the download.

PerspCamera ships an update every 3 months, 设备E维保 fortnightly. The most recent releases landed on August 15, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PerspCamera | 设备E维保 |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 26 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tomohiro Yamashita](https://appshunter.io/developer/658724298) | [Suzhou Dingle Information Technology Co., Ltd.](https://appshunter.io/developer/1575840247) |

## 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


### 设备E维保

[App page](https://appshunter.io/ios/app/e/id1616118081)

This app digitizes equipment management for various industries, streamlining daily checks, inspections, maintenance, and repairs. It offers features for spare parts management and multi-user collaboration across different devices.

**Highlights:** Paperless equipment management, Daily checks and inspections, Repair and maintenance tracking, Spare parts inventory management, Multi-user and multi-device support, Customizable templates, QR code scanning for operations

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 5个账号 | $154.99 | per year |
| 20个账号 | $299.99 | per year |
| 50个账号 | $599.99 | per year |


## Frequently asked questions

### Is PerspCamera free?

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

### Is 设备E维保 free?

设备E维保 is free to download, with in-app purchases available.

### Do PerspCamera or 设备E维保 have ads?

Neither PerspCamera nor 设备E维保 shows ads.

### Which is updated more often, PerspCamera or 设备E维保?

PerspCamera ships an update every 3 months, and 设备E维保 fortnightly. Most recently, PerspCamera was updated on August 15, 2026 and 设备E维保 on September 21, 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.*