# StealthMark vs Piczo

The clearest difference is in-app purchases: StealthMark at none against Piczo's 1. StealthMark also leads on iOS requirement (14 vs 17.0). Piczo's advantage is update cadence (daily vs fortnightly). On price, ads and device support there is nothing between them.

Both are free to download. Piczo sells 1 one-off in-app purchase. StealthMark asks for nothing beyond the download.

StealthMark ships an update fortnightly, Piczo daily. The most recent releases landed on October 20, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | StealthMark | Piczo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/piczo/id6816739049/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Monetization | — | Freemium |
| Size | 11 MB | 271 MB |
| Requires iOS | **14** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳市美易网科技有限公司](https://appshunter.io/developer/1647736306) | [腾飞 师](https://appshunter.io/developer/987366237) |

## What reviewers say

### StealthMark

[App page](https://appshunter.io/ios/app/stealthmark-invisiblewatermark/id6744766649)

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

**In-app purchases:** none


### Piczo

[App page](https://appshunter.io/ios/app/piczo/id6816739049)

Organize your photos into albums and combine overlapping screenshots into a single long image. Discover connections between your pictures and keep your photo library private with on-device processing.

**Highlights:** Interactive photo globe, Natural language photo search, Discover related photos, Build custom albums, Combine overlapping screenshots, On-device photo analysis, No account required

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Piczo Lifetime Pro | $9.90 | one-time |


## Frequently asked questions

### Is StealthMark free?

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

### Is Piczo free?

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

### Do StealthMark or Piczo have ads?

Neither StealthMark nor Piczo shows ads.

### Which is updated more often, StealthMark or Piczo?

StealthMark ships an update fortnightly, and Piczo daily. Most recently, StealthMark was updated on October 20, 2026 and Piczo on October 26, 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.*