# TeamViewer QuickSupport vs AC Key

The clearest difference is rating: AC Key at 4.1 against TeamViewer QuickSupport's 2.9. AC Key also leads on iOS requirement (13.4 vs 15.4). TeamViewer QuickSupport's advantage is update cadence (monthly vs every 14 months) and ratings volume (5.2K vs 16). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

AC Key holds the better App Store score, 4.1 against 2.9. That said, the two scores are not equally well evidenced: TeamViewer QuickSupport has 5.2K ratings behind it against 16, so its average is the more settled of the two.

TeamViewer QuickSupport ships an update monthly, AC Key every 14 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | TeamViewer QuickSupport | AC Key |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (5.2K ratings)](https://appshunter.io/ios/app/teamviewer-quicksupport/id661649585/reviews) | **[4.1 (16 ratings)](https://appshunter.io/ios/app/ac-key/id6447633948/reviews)** |
| Number of ratings | **5.2K** | 16 |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 14 months |
| Monetization | Free | Free |
| Size | 66 MB | 24 MB |
| Requires iOS | 15.4 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TeamViewer Germany GmbH](https://appshunter.io/developer/357051969) | [Aiphone Corporation](https://appshunter.io/developer/964569222) |

## 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


### AC Key

[App page](https://appshunter.io/ios/app/ac-key/id6447633948)

This app allows you to unlock doors using your smartphone, eliminating the need for physical credentials. It offers an easy-to-use interface for quick access and enables temporary access for visitors.

**Highlights:** Unlock doors with smartphone, Replace physical credentials, Grant temporary visitor access, Customizable access duration and usage, Easy user registration, Visitor credentials do not require app installation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TeamViewer QuickSupport free?

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

### Is AC Key free?

AC Key is free to download, with no in-app purchases.

### Which has better reviews, TeamViewer QuickSupport or AC Key?

AC Key is rated higher. TeamViewer QuickSupport averages 2.9 out of 5 from 5.2K ratings, while AC Key averages 4.1 from 16 ratings.

### Do TeamViewer QuickSupport or AC Key have ads?

Neither TeamViewer QuickSupport nor AC Key shows ads.

### Which is updated more often, TeamViewer QuickSupport or AC Key?

TeamViewer QuickSupport ships an update monthly, and AC Key every 14 months. Most recently, TeamViewer QuickSupport was updated on October 24, 2026 and AC Key on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*