# Sketch Viewer UP vs Cadence · Deep Work

The clearest difference is rating: Cadence · Deep Work at 5.0 against Sketch Viewer UP's 1.6. Cadence · Deep Work also leads on in-app purchases (none vs 3). Sketch Viewer UP's advantage is ratings volume (10 vs 3) and iOS requirement (13.0 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sketch Viewer UP sells 3 one-off in-app purchases. Cadence · Deep Work asks for nothing beyond the download.

Cadence · Deep Work holds the better App Store score, 5.0 against 1.6. Both are backed by a comparable volume of ratings — 10 and 3 respectively.

Sketch Viewer UP ships an update every 8 days, Cadence · Deep Work fortnightly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Sketch Viewer UP | Cadence · Deep Work |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (10 ratings)](https://appshunter.io/ios/app/sketch-viewer-up-model-browser/id6447847214/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/cadence-deep-work/id6759234412/reviews)** |
| Number of ratings | **10** | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 40 MB | 36 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [骁宇 陈](https://appshunter.io/developer/1836429187) | [Kavinraj Thirumoorthi](https://appshunter.io/developer/1877572068) |

## What reviewers say

### 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 |


### Cadence · Deep Work

[App page](https://appshunter.io/ios/app/cadence-deep-work/id6759234412)

This app helps you overcome the inertia of starting tasks by focusing on your current capacity. It guides you through structured work sessions, presenting one task at a time to promote deep work and minimize distractions.

**Highlights:** Focus-based task sorting, Structured focus sessions, Thoughtful completion flow, Calm, intentional design, Minimal execution screen

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sketch Viewer UP free?

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

### Is Cadence · Deep Work free?

Cadence · Deep Work is free to download, with no in-app purchases.

### Which has better reviews, Sketch Viewer UP or Cadence · Deep Work?

Cadence · Deep Work is rated higher. Sketch Viewer UP averages 1.6 out of 5 from 10 ratings, while Cadence · Deep Work averages 5.0 from 3 ratings.

### Do Sketch Viewer UP or Cadence · Deep Work have ads?

Neither Sketch Viewer UP nor Cadence · Deep Work shows ads.

### Which is updated more often, Sketch Viewer UP or Cadence · Deep Work?

Sketch Viewer UP ships an update every 8 days, and Cadence · Deep Work fortnightly. Most recently, Sketch Viewer UP was updated on October 24, 2026 and Cadence · Deep Work 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.*