# TeamViewer QuickSupport vs Duet Display

The clearest difference is rating: Duet Display at 4.4 against TeamViewer QuickSupport's 2.9. Duet Display also leads on review sentiment (45% vs 29%) and ratings volume (49K vs 5.2K). TeamViewer QuickSupport's advantage is in-app purchases (none vs 6) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Duet Display sells 6 in-app purchases, starting at $3.99 per month. TeamViewer QuickSupport asks for nothing beyond the download.

Duet Display holds the better App Store score, 4.4 against 2.9. That said, the two scores are not equally well evidenced: Duet Display has 49K ratings behind it against 5.2K, so its average is the more settled of the two. Written reviews point the same way: 29% of TeamViewer QuickSupport's written reviews are positive against 45% of Duet Display's.

TeamViewer QuickSupport ships an update monthly, Duet Display every 3 weeks. Both last shipped on October 20, 2026.

## The numbers

| Metric | TeamViewer QuickSupport | Duet Display |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (5.2K ratings)](https://appshunter.io/ios/app/teamviewer-quicksupport/id661649585/reviews) | **[4.4 (49K ratings)](https://appshunter.io/ios/app/duet-display/id935754064/reviews)** |
| Number of ratings | 5.2K | **49K** |
| Positive reviews | 28.6% of reviews | **45.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 66 MB | 57 MB |
| Requires iOS | 15.4 | **13.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [TeamViewer Germany GmbH](https://appshunter.io/developer/357051969) | [Duet, Inc.](https://appshunter.io/developer/935754063) |

## What reviewers say

### TeamViewer QuickSupport

[App page](https://appshunter.io/ios/app/teamviewer-quicksupport/id661649585)

This app allows trusted remote partners to connect to your iPhone or iPad to provide IT support, transfer files, and communicate via chat. It offers features like dark mode, screen rotation, and user verification for secure connections.

**Highlights:** Remote IT support, File transfer, Chat communication, Dark mode, Screen rotation, User verification, Session codes

**In-app purchases:** none


### Duet Display

[App page](https://appshunter.io/ios/app/duet-display/id935754064)

Transform your iPad or iPhone into an advanced, lag-free extra display for your Mac or PC. Interact with your computer using touch and gestures, and unlock professional drawing capabilities with Apple Pencil support.

**Highlights:** Extra display for Mac & PC, Lag-free performance, Touch and gesture support, Apple Pencil integration, Professional drawing tools, Portable productivity

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Duet Starter (Monthly) | $3.99 | per month |
| Duet Air (Monthly) | $5.99 | per month |
| Duet Pro | $7.99 | per month |
| Duet Starter (Annual) | $39.99 | per year |
| Duet Air (Annual) | $49.99 | per year |
| Duet Pro (Annual) | $79.99 | per year |

**What reviewers like**

- 🚀 Works seamlessly as a second screen
- 👍 Useful for productivity and multitasking
- 🎨 Great for artists and designers
- 💻 Extends desktop to iPad
- ⭐ Excellent customer support

**What reviewers complain about**

- 🐛 Connectivity issues and crashes
- 🔋 High battery consumption
- 🔒 Subscription model for full functionality
- 🔍 Confusing setup process
- 💸 Expensive for the features provided

**Reported bugs**

- Incompatibility with certain software and drivers
- Laggy performance and input delays
- Unreliable connection and frequent disconnects

**Requested features**

- Improved resolution and scaling options
- Better support for older devices and Windows
- More customization and control over settings
- Wireless connectivity without subscription


## Frequently asked questions

### Is TeamViewer QuickSupport free?

TeamViewer QuickSupport is free to download, with no in-app purchases.

### Is Duet Display free?

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

### Which has better reviews, TeamViewer QuickSupport or Duet Display?

Duet Display is rated higher. TeamViewer QuickSupport averages 2.9 out of 5 from 5.2K ratings, while Duet Display averages 4.4 from 49K ratings.

### Do TeamViewer QuickSupport or Duet Display have ads?

Duet Display shows ads; TeamViewer QuickSupport does not.

### Which is updated more often, TeamViewer QuickSupport or Duet Display?

TeamViewer QuickSupport ships an update monthly, and Duet Display every 3 weeks. Most recently, TeamViewer QuickSupport was updated on October 20, 2026 and Duet Display on October 20, 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.*