# ExpoFP WKWebViewer vs Petvis

The clearest difference is update cadence: Petvis at every 3 months against ExpoFP WKWebViewer's every 12 months. Petvis also leads on iOS requirement (12.4 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

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

ExpoFP WKWebViewer ships an update every 12 months, Petvis every 3 months. The most recent releases landed on September 12, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | ExpoFP WKWebViewer | Petvis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 months** |
| Size | 0 MB | 28 MB |
| Requires iOS | 14.0 | **12.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [PRANAS NET CORP](https://appshunter.io/developer/1336124969) | [Imtiaz Mughal](https://appshunter.io/developer/1607858997) |

## What reviewers say

### ExpoFP WKWebViewer

[App page](https://appshunter.io/ios/app/expofp-wkwebviewer/id6443336026)

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

**In-app purchases:** none


### Petvis

[App page](https://appshunter.io/ios/app/petvis/id6560116518)

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

**In-app purchases:** none


## Frequently asked questions

### Is ExpoFP WKWebViewer free?

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

### Is Petvis free?

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

### Do ExpoFP WKWebViewer or Petvis have ads?

Neither ExpoFP WKWebViewer nor Petvis shows ads.

### Which is updated more often, ExpoFP WKWebViewer or Petvis?

ExpoFP WKWebViewer ships an update every 12 months, and Petvis every 3 months. Most recently, ExpoFP WKWebViewer was updated on September 12, 2026 and Petvis on September 15, 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.*