# Stamp & Postmark Identifier vs Stamp Scanner

The clearest difference is review sentiment: Stamp & Postmark Identifier at 100% against Stamp Scanner's 0%. Stamp & Postmark Identifier also leads on ads (none vs shown). Stamp Scanner's advantage is rating (4.7 vs 4.3) and update cadence (every 6 weeks vs every 9 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Stamp & Postmark Identifier sells 2 in-app purchases, starting at $3.99 per 7 days and Stamp Scanner sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Stamp Scanner holds the better App Store score, 4.7 against 4.3. Both are backed by a comparable volume of ratings — 7 and 21 respectively. Written reviews complicate that: 100% of Stamp & Postmark Identifier's written reviews are positive against 0% of Stamp Scanner's, so the app with the better star average is not the one people write more warmly about.

Stamp & Postmark Identifier ships an update every 9 months, Stamp Scanner every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Stamp & Postmark Identifier | Stamp Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (7 ratings)](https://appshunter.io/ios/app/stamp-and-postmark-identifier/id6747294999/reviews) | **[4.7 (21 ratings)](https://appshunter.io/ios/app/stamp-scanner-stamp-value/id6749663105/reviews)** |
| Number of ratings | 7 | **21** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 6 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 130 MB | 60 MB |
| Requires iOS | 18.2 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PixelPort LLC](https://appshunter.io/developer/1355467938) | [Dang Minh Duc](https://appshunter.io/developer/1770951176) |

## What reviewers say

### Stamp & Postmark Identifier

[App page](https://appshunter.io/ios/app/stamp-and-postmark-identifier/id6747294999)

Instantly identify stamps and postmarks using AI by simply taking a photo. Discover their history, origin, and estimated value. Organize your collection digitally and explore a vast global database.

**Highlights:** Instant stamp and postmark identification via camera, AI-powered image recognition, Historical and geographic data insights, Estimated value and rarity ratings, Digital collection management, Global database access, AI Assistant for queries

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $3.99 | per 7 days |
| Annual Premium | $29.99 | per year |


### Stamp Scanner

[App page](https://appshunter.io/ios/app/stamp-scanner-stamp-value/id6749663105)

Instantly identify any stamp with a photo, receiving details like origin, year, and estimated value. Organize your collection, track its worth, and discover rare finds with advanced AI recognition.

**Highlights:** Instant stamp identification via camera or gallery, Detailed stamp information (country, year, value), AI recognition with global database, Estimated market price for stamps, Collection organization with folders and notes, Total collection value tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| One time | $19.99 | one-time |


## Frequently asked questions

### Is Stamp & Postmark Identifier free?

Stamp & Postmark Identifier is free to download, with in-app purchases available.

### Is Stamp Scanner free?

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

### Which has better reviews, Stamp & Postmark Identifier or Stamp Scanner?

Stamp Scanner is rated higher. Stamp & Postmark Identifier averages 4.3 out of 5 from 7 ratings, while Stamp Scanner averages 4.7 from 21 ratings.

### Do Stamp & Postmark Identifier or Stamp Scanner have ads?

Stamp Scanner shows ads; Stamp & Postmark Identifier does not.

### Which is updated more often, Stamp & Postmark Identifier or Stamp Scanner?

Stamp & Postmark Identifier ships an update every 9 months, and Stamp Scanner every 6 weeks. Most recently, Stamp & Postmark Identifier was updated on October 24, 2026 and Stamp 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.*