# UserAgent Switcher vs Viber

The clearest difference is device support: UserAgent Switcher at 3 against Viber's 1. UserAgent Switcher also leads on iOS requirement (15.6 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. UserAgent Switcher sells 2 in-app purchases, starting at $0.99 per month and Viber sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UserAgent Switcher ships an update every 5 days, Viber every 6 days. The most recent releases landed on September 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | UserAgent Switcher | Viber |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/useragent-switcher/id6746084006/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Monetization | Freemium | — |
| Size | 15 MB | 84 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Atsuya Suzuki](https://appshunter.io/developer/1782731763) | [YellowPlus, Inc.](https://appshunter.io/developer/1619724333) |

## What reviewers say

### UserAgent Switcher

[App page](https://appshunter.io/ios/app/useragent-switcher/id6746084006)

Easily switch between mobile and desktop web views with this lightweight browser. Ideal for developers testing site displays and power users needing flexible browsing. Offers essential daily features like smart address bar, bookmarks, and history.

**Highlights:** Switch mobile and desktop views, Smart address bar input, Bookmarks and history saving, Intuitive and simple design, Full UserAgent control, Multi-language support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Smooth Browsing | $0.99 | per month |
| Ad-Free (Annual Plan) | $8.99 | per year |


### Viber

[App page](https://appshunter.io/ios/app/viber-vibe-coding-with-phone/id6749935367)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is UserAgent Switcher free?

UserAgent Switcher is free to download, with in-app purchases available.

### Is Viber free?

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

### Do UserAgent Switcher or Viber have ads?

Neither UserAgent Switcher nor Viber shows ads.

### Which is updated more often, UserAgent Switcher or Viber?

UserAgent Switcher ships an update every 5 days, and Viber every 6 days. Most recently, UserAgent Switcher was updated on September 9, 2026 and Viber on September 23, 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.*