# Duet Air vs Frontline Spatial Workplace

The clearest difference is in-app purchases: Frontline Spatial Workplace at none against Duet Air's 2. Frontline Spatial Workplace also leads on ads (none vs shown). Duet Air's advantage is ratings volume (1.9K vs 6) and rating (4.3 vs 4.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Duet Air sells 2 in-app purchases, starting at $49.99 per year. Frontline Spatial Workplace asks for nothing beyond the download.

Duet Air holds the better App Store score, 4.3 against 4.0. That said, the two scores are not equally well evidenced: Duet Air has 1.9K ratings behind it against 6, so its average is the more settled of the two.

Duet Air ships an update every 3 weeks, Frontline Spatial Workplace monthly. Both last shipped on September 22, 2026.

## The numbers

| Metric | Duet Air | Frontline Spatial Workplace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (1.9K ratings)](https://appshunter.io/ios/app/duet-air-remote-desktop/id1531326998/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/frontline-spatial-workplace/id1596732041/reviews) |
| Number of ratings | **1.9K** | 6 |
| Positive reviews | 23.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Subscription | **Free** |
| Size | 67 MB | 547 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Duet, Inc.](https://appshunter.io/developer/935754063) | [TeamViewer Germany GmbH](https://appshunter.io/developer/357051969) |

## What reviewers say

### Duet Air

[App page](https://appshunter.io/ios/app/duet-air-remote-desktop/id1531326998)

Transform your iPad or iPhone into an advanced remote desktop or an extra display for your Mac or PC. Experience unparalleled performance and zero lag, with touch and gesture support. Offers professional-grade drawing capabilities with Apple Pencil integration for artists and designers.

**Highlights:** Remote desktop functionality, Extra display for Mac/PC, Touch and gesture support, Apple Pencil integration for drawing, Wireless and wired connectivity, Zero lag performance

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duet Air (Annual) | $49.99 | per year |
| Duet Pro (Annual) | $79.99 | per year |

**What reviewers like**

- 🚀 Smooth performance
- 👍 Easy to set up
- 💡 Useful as a second screen
- 🚀 Zero lag
- 👍 Fantastic app

**What reviewers complain about**

- 🐛 Inconsistent connectivity
- 🐛 Buggy and unstable
- 💰 Expensive subscription
- 🐛 Laggy and low resolution
- 🐛 Crashes and freezes

**Reported bugs**

- Incompatible with Citrix
- Breaks Windows network
- Bricked user's PC
- Login screen issues
- Inconsistent performance

**Requested features**

- Support for older devices
- Improve wireless stability
- Add audio support
- Better integration with drawing apps
- Easier subscription cancellation


### Frontline Spatial Workplace

[App page](https://appshunter.io/ios/app/frontline-spatial-workplace/id1596732041)

Enhance industrial workplaces with interactive 3D content in a mixed reality environment. This application guides workers through tasks, boosting productivity, efficiency, and quality. It offers intuitive interactions and spatial instructions for training and upskilling.

**Highlights:** 3D mixed reality environment, Interactive content guidance, Spatial instructions for objects, Collaborative group sessions, Quiz functionalities with feedback, Onboarding and upskilling support

**In-app purchases:** none


## Frequently asked questions

### Is Duet Air free?

Duet Air is free to download, with in-app purchases available.

### Is Frontline Spatial Workplace free?

Frontline Spatial Workplace is free to download, with no in-app purchases.

### Which has better reviews, Duet Air or Frontline Spatial Workplace?

Duet Air is rated higher. Duet Air averages 4.3 out of 5 from 1.9K ratings, while Frontline Spatial Workplace averages 4.0 from 6 ratings.

### Do Duet Air or Frontline Spatial Workplace have ads?

Duet Air shows ads; Frontline Spatial Workplace does not.

### Which is updated more often, Duet Air or Frontline Spatial Workplace?

Duet Air ships an update every 3 weeks, and Frontline Spatial Workplace monthly. Most recently, Duet Air was updated on September 22, 2026 and Frontline Spatial Workplace on September 22, 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.*