# UFX vs Anomalous Phenomena

The clearest difference is in-app purchases: UFX at none against Anomalous Phenomena's 2. UFX also leads on update cadence (fortnightly vs every 3 months). Anomalous Phenomena's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Anomalous Phenomena sells 2 in-app purchases, starting at $4.99 per month. UFX asks for nothing beyond the download.

UFX ships an update fortnightly, Anomalous Phenomena every 3 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | UFX | Anomalous Phenomena |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 48 MB | 63 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STJEPAN SASA PEJIC](https://appshunter.io/developer/1870213031) | [Jeffery Rowe](https://appshunter.io/developer/1862911137) |

## What reviewers say

### UFX

[App page](https://appshunter.io/ios/app/ufx-uap-explorer/id6758005125)

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

**In-app purchases:** none


### Anomalous Phenomena

[App page](https://appshunter.io/ios/app/anomalous-phenomena/id6758256331)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Subscription | $4.99 | per month |
| Premium Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is UFX free?

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

### Is Anomalous Phenomena free?

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

### Do UFX or Anomalous Phenomena have ads?

UFX shows ads; Anomalous Phenomena does not.

### Which is updated more often, UFX or Anomalous Phenomena?

UFX ships an update fortnightly, and Anomalous Phenomena every 3 months. Most recently, UFX was updated on October 25, 2026 and Anomalous Phenomena on October 25, 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.*