# WAS vs OptiMOON

The clearest difference is price: OptiMOON at Free against WAS's $2.49. On update cadence, ads, in-app purchases and device support there is nothing between them.

OptiMOON is free to download; WAS costs $2.49 up front. Neither carries in-app purchases, so what you see is what you pay.

WAS ships an update fortnightly, OptiMOON every 3 weeks. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | WAS | OptiMOON |
| --- | --- | --- |
| Price | $2.49 | **Free** |
| Rating | **[4.6 (96 ratings)](https://appshunter.io/ios/app/was-user-agent-switcher/id6450197198/reviews)** | — |
| Number of ratings | **96** | — |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Paid | — |
| Size | 10 MB | 45 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Andreii Simaranov](https://appshunter.io/developer/1676912439) | [Porsche Slovenija d.o.o](https://appshunter.io/developer/1446542306) |

## What reviewers say

### WAS

[App page](https://appshunter.io/ios/app/was-user-agent-switcher/id6450197198)

Easily switch between mobile and desktop website views with a single click. Test your own websites or browse any site as it would appear on different devices using custom user-agent strings. This browser simplifies cross-device testing without needing emulators.

**Highlights:** Switch between mobile and desktop views, Change user-agent strings, Built-in WebView browser, Add custom user agents, Quick compatibility testing settings, Content verification tools

**Features:** Vision Pro support

**In-app purchases:** none


### OptiMOON

[App page](https://appshunter.io/ios/app/optimoon/id6736896444)

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

**In-app purchases:** none


## Frequently asked questions

### Is WAS free?

WAS costs $2.49, with no in-app purchases.

### Is OptiMOON free?

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

### Do WAS or OptiMOON have ads?

Neither WAS nor OptiMOON shows ads.

### Which is updated more often, WAS or OptiMOON?

WAS ships an update fortnightly, and OptiMOON every 3 weeks. Most recently, WAS was updated on October 21, 2026 and OptiMOON on October 16, 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.*