# Stamp Identifier vs Stamp Identifier Value Checker

The clearest difference is update cadence: Stamp Identifier at every 2 months against Stamp Identifier Value Checker's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Stamp Identifier sells 2 in-app purchases, starting at $4.99 per 7 days and Stamp Identifier Value Checker sells 2 in-app purchases, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Stamp Identifier ships an update every 2 months, Stamp Identifier Value Checker every 4 months. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Stamp Identifier | Stamp Identifier Value Checker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/stamp-identifier-aistamp/id6745809307/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 22 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sarun Wongpatcharapakorn](https://appshunter.io/developer/469774500) | [Aliaksei Marozau](https://appshunter.io/developer/1796790486) |

## What reviewers say

### Stamp Identifier

[App page](https://appshunter.io/ios/app/stamp-identifier-aistamp/id6745809307)

Instantly identify postage stamps using your camera or an uploaded image. This app helps collectors and enthusiasts learn about stamps, save their identification history, and sync their collection across devices via iCloud.

**Highlights:** Instant stamp identification via camera or photo, Save and review identification history, Sync stamp collection with iCloud, Detailed stamp information, Suitable for collectors and enthusiasts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro: Weekly | $4.99 | per 7 days |
| Pro: Yearly | $24.99 | per year |


### Stamp Identifier Value Checker

[App page](https://appshunter.io/ios/app/stamp-identifier-value-checker/id6754553752)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stamp Identifier - Weekly Plan | $5.99 | per 7 days |
| Stamp Identifier - Annual Plan | $29.99 | per year |


## Frequently asked questions

### Is Stamp Identifier free?

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

### Is Stamp Identifier Value Checker free?

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

### Do Stamp Identifier or Stamp Identifier Value Checker have ads?

Neither Stamp Identifier nor Stamp Identifier Value Checker shows ads.

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

Stamp Identifier ships an update every 2 months, and Stamp Identifier Value Checker every 4 months. Most recently, Stamp Identifier was updated on October 24, 2026 and Stamp Identifier Value Checker on October 10, 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.*