# Stamp & Postmark Identifier vs Stamp Value

The clearest difference is ads: Stamp & Postmark Identifier at none against Stamp Value's shown. Stamp & Postmark Identifier also leads on review sentiment (100% vs 91%). Stamp Value's advantage is update cadence (every 10 days vs every 9 months) and ratings volume (38 vs 7). On price, rating, in-app purchases and monetization model 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 Value sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.3 for Stamp & Postmark Identifier against 4.4 for Stamp Value. That said, the two scores are not equally well evidenced: Stamp Value has 38 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 100% of Stamp & Postmark Identifier's written reviews are positive against 91% of Stamp Value's.

Stamp & Postmark Identifier ships an update every 9 months, Stamp Value every 10 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Stamp & Postmark Identifier | Stamp Value |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (7 ratings)](https://appshunter.io/ios/app/stamp-and-postmark-identifier/id6747294999/reviews) | **[4.4 (38 ratings)](https://appshunter.io/ios/app/stamp-value-stamp-identifier/id6748000169/reviews)** |
| Number of ratings | 7 | **38** |
| Positive reviews | **100.0% of reviews** | 90.6% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 10 days** |
| Monetization | Freemium | Free with in-app purchases |
| Size | 130 MB | 99 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [PixelPort LLC](https://appshunter.io/developer/1355467938) | [Nam Nguyen](https://appshunter.io/developer/1823416161) |

## 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 Value

[App page](https://appshunter.io/ios/app/stamp-value-stamp-identifier/id6748000169)

Effortlessly identify and organize your stamp collection with advanced AI-powered recognition. Discover details like origin, year, and estimated value for each stamp. Manage your collection digitally and compete with other enthusiasts worldwide.

**Highlights:** AI-powered stamp recognition, Detailed stamp information (origin, year, value), Digital collection manager, Community leaderboard and rankings, Stamp identification via camera

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Yearly | $39.99 | per year |

**What reviewers like**

- 👍 User-friendly interface
- 🚀 Accurate and fast stamp recognition
- 💡 Helpful stamp information and value estimates
- 🎉 Fun and educational features like leaderboards
- 🧠 Great for beginners and experienced collectors

**What reviewers complain about**

- 🐛 Occasional app crashes and purchase issues
- 🤔 Some users reported compatibility problems on certain devices

**Reported bugs**

- Purchase failures and subscription issues
- App crashes on startup for some users

**Requested features**

- Dark mode option
- Advanced collection management tools
- More social features and sharing capabilities


## Frequently asked questions

### Is Stamp & Postmark Identifier free?

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

### Is Stamp Value free?

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

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

Stamp Value is rated higher. Stamp & Postmark Identifier averages 4.3 out of 5 from 7 ratings, while Stamp Value averages 4.4 from 38 ratings.

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

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

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

Stamp & Postmark Identifier ships an update every 9 months, and Stamp Value every 10 days. Most recently, Stamp & Postmark Identifier was updated on October 24, 2026 and Stamp Value 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.*