# Trimble Perspective Mobile vs Sketch Viewer UP

The clearest difference is rating: Trimble Perspective Mobile at 4.0 against Sketch Viewer UP's 1.6. Trimble Perspective Mobile also leads on in-app purchases (none vs 3). Sketch Viewer UP's advantage is update cadence (every 8 days vs every 5 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Sketch Viewer UP sells 3 one-off in-app purchases. Trimble Perspective Mobile asks for nothing beyond the download.

Trimble Perspective Mobile holds the better App Store score, 4.0 against 1.6. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

Trimble Perspective Mobile ships an update every 5 months, Sketch Viewer UP every 8 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Trimble Perspective Mobile | Sketch Viewer UP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/trimble-perspective-mobile/id1540709156/reviews)** | [1.6 (10 ratings)](https://appshunter.io/ios/app/sketch-viewer-up-model-browser/id6447847214/reviews) |
| Number of ratings | 4 | **10** |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 8 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 110 MB | 40 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Trimble Inc.](https://appshunter.io/developer/322561665) | [骁宇 陈](https://appshunter.io/developer/1836429187) |

## What reviewers say

### Trimble Perspective Mobile

[App page](https://appshunter.io/ios/app/trimble-perspective-mobile/id1540709156)

Operate and manage data from Trimble X7 and X9 3D Laser Scanners directly from your mobile device. Connect wirelessly to set scan parameters, control operations, and review captured data in the field.

**Highlights:** Connect to Trimble X7/X9 scanners, Manage projects, Set scan and image parameters, Control scan operations, Review data in the field, Automatic scanner connection

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

**In-app purchases:** none


### Sketch Viewer UP

[App page](https://appshunter.io/ios/app/sketch-viewer-up-model-browser/id6447847214)

This application allows users to import and view 3D models from various professional design software. It supports a wide range of file formats, making it convenient for designers, engineers, and students to access and analyze 3D drawings on their mobile devices.

**Highlights:** Import and view 3D drawings, Supports multiple professional 3D file formats, Collection of standard industry libraries, Mobile 3D viewing software, Professional CAD drawing and modeling

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 一季度会员 | $9.99 | one-time |
| 一年会员 | $24.99 | one-time |
| 永久会员 | $29.99 | one-time |


## Frequently asked questions

### Is Trimble Perspective Mobile free?

Trimble Perspective Mobile is free to download, with no in-app purchases.

### Is Sketch Viewer UP free?

Sketch Viewer UP is free to download, with in-app purchases available.

### Which has better reviews, Trimble Perspective Mobile or Sketch Viewer UP?

Trimble Perspective Mobile is rated higher. Trimble Perspective Mobile averages 4.0 out of 5 from 4 ratings, while Sketch Viewer UP averages 1.6 from 10 ratings.

### Do Trimble Perspective Mobile or Sketch Viewer UP have ads?

Neither Trimble Perspective Mobile nor Sketch Viewer UP shows ads.

### Which is updated more often, Trimble Perspective Mobile or Sketch Viewer UP?

Trimble Perspective Mobile ships an update every 5 months, and Sketch Viewer UP every 8 days. Most recently, Trimble Perspective Mobile was updated on October 24, 2026 and Sketch Viewer UP on October 24, 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.*