# Image Saliency vs Spy Scanner

The clearest difference is in-app purchases: Image Saliency at none against Spy Scanner's 2. Spy Scanner's advantage is update cadence (daily vs fortnightly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Spy Scanner sells 2 in-app purchases, starting at $7.99 per 7 days. Image Saliency asks for nothing beyond the download.

Image Saliency ships an update fortnightly, Spy Scanner daily. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Image Saliency | Spy Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/spy-scanner-disguised-detect/id6747081425/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Daily** |
| Size | 38 MB | 40 MB |
| Requires iOS | 17.7.2 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Donald Madden](https://appshunter.io/developer/1816933288) |

## What reviewers say

### Image Saliency

[App page](https://appshunter.io/ios/app/image-saliency/id6511211544)

**Features:** macOS Compatibility

**In-app purchases:** none


### Spy Scanner

[App page](https://appshunter.io/ios/app/spy-scanner-disguised-detect/id6747081425)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Spy Scanner: Disguised Detect | $7.99 | per 7 days |
| Spy Scanner: Disguised Detect | $8.99 | per 7 days |


## Frequently asked questions

### Is Image Saliency free?

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

### Is Spy Scanner free?

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

### Do Image Saliency or Spy Scanner have ads?

Both Image Saliency and Spy Scanner show ads.

### Which is updated more often, Image Saliency or Spy Scanner?

Image Saliency ships an update fortnightly, and Spy Scanner daily. Most recently, Image Saliency was updated on October 17, 2026 and Spy Scanner on October 24, 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.*