# Stamp 4.1 vs Stamp Expert Pro Stamp Scanner

The clearest difference is ads: Stamp Expert Pro Stamp Scanner at none against Stamp 4.1's shown. Stamp Expert Pro Stamp Scanner also leads on update cadence (every 2 days vs every 3 weeks). Stamp 4.1's advantage is iOS requirement (15.0 vs 18.2). On price, in-app purchases and device support there is nothing between them.

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

Stamp 4.1 ships an update every 3 weeks, Stamp Expert Pro Stamp Scanner every 2 days. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Stamp 4.1 | Stamp Expert Pro Stamp Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stamp-expert-pro-stamp-scanner/id6748399950/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | — | Ad-supported |
| Size | 24 MB | 46 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Liechtensteinische Post AG](https://appshunter.io/developer/1719959009) | [daniel berger](https://appshunter.io/developer/1466006691) |

## What reviewers say

### Stamp 4.1

[App page](https://appshunter.io/ios/app/stamp-41/id6445849795)

**In-app purchases:** none


### Stamp Expert Pro Stamp Scanner

[App page](https://appshunter.io/ios/app/stamp-expert-pro-stamp-scanner/id6748399950)

Instantly identify and assess the value of any postage stamp using intelligent image recognition. Discover rarity, condition, historical background, and estimated market value for your collection.

**Highlights:** Intelligent image recognition, Instant stamp assessment, Rarity and condition analysis, Historical background details, Estimated market value, Personal philatelic assistant

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

**In-app purchases:** none


## Frequently asked questions

### Is Stamp 4.1 free?

Stamp 4.1 is free to download, with no in-app purchases.

### Is Stamp Expert Pro Stamp Scanner free?

Stamp Expert Pro Stamp Scanner is free to download, with no in-app purchases.

### Do Stamp 4.1 or Stamp Expert Pro Stamp Scanner have ads?

Stamp 4.1 shows ads; Stamp Expert Pro Stamp Scanner does not.

### Which is updated more often, Stamp 4.1 or Stamp Expert Pro Stamp Scanner?

Stamp 4.1 ships an update every 3 weeks, and Stamp Expert Pro Stamp Scanner every 2 days. Most recently, Stamp 4.1 was updated on October 27, 2026 and Stamp Expert Pro Stamp Scanner on October 30, 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.*