# Vigilance Viewer vs wtwdx

Vigilance Viewer and wtwdx are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Vigilance Viewer ships an update every 5 months, wtwdx every 10 months. The most recent releases landed on November 7, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Vigilance Viewer | wtwdx |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 10 months |
| Size | 93 MB | 10 MB |
| Requires iOS | 14.7 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Otus Imaging](https://appshunter.io/developer/942830508) | [Wireless Tsukamoto CO., LTD.](https://appshunter.io/developer/1381299984) |

## What reviewers say

### Vigilance Viewer

[App page](https://appshunter.io/ios/app/vigilance-viewer/id1555401841)

**Features:** macOS Compatibility

**In-app purchases:** none


### wtwdx

[App page](https://appshunter.io/ios/app/wtwdx/id6739429456)

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

**In-app purchases:** none


## Frequently asked questions

### Is Vigilance Viewer free?

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

### Is wtwdx free?

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

### Do Vigilance Viewer or wtwdx have ads?

Neither Vigilance Viewer nor wtwdx shows ads.

### Which is updated more often, Vigilance Viewer or wtwdx?

Vigilance Viewer ships an update every 5 months, and wtwdx every 10 months. Most recently, Vigilance Viewer was updated on November 7, 2026 and wtwdx on October 28, 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.*