# WattWidgets vs XenoSignal

The clearest difference is ads: WattWidgets at none against XenoSignal's shown. WattWidgets also leads on update cadence (fortnightly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. WattWidgets sells 2 in-app purchases, starting at $0.99 per 7 days and XenoSignal sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

WattWidgets ships an update fortnightly, XenoSignal every 2 months. The most recent releases landed on September 19, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | WattWidgets | XenoSignal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 13 MB | 62 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [源 张](https://appshunter.io/developer/1649775012) | [ADAVII (PVT) LTD](https://appshunter.io/developer/1711708818) |

## What reviewers say

### WattWidgets

[App page](https://appshunter.io/ios/app/wattwidgets/id6458647353)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| 10Credits | $0.99 | one-time |


### XenoSignal

[App page](https://appshunter.io/ios/app/xenosignal-alien-comm-and-wiki/id6749178646)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Recharge Battery | $0.99 | one-time |
| Gain Signal | $0.99 | one-time |
| Donate to the Developer | $0.99 | one-time |
| Remove Ads | $7.99 | one-time |


## Frequently asked questions

### Is WattWidgets free?

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

### Is XenoSignal free?

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

### Do WattWidgets or XenoSignal have ads?

XenoSignal shows ads; WattWidgets does not.

### Which is updated more often, WattWidgets or XenoSignal?

WattWidgets ships an update fortnightly, and XenoSignal every 2 months. Most recently, WattWidgets was updated on September 19, 2026 and XenoSignal on September 8, 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.*