# Stamp Identifier vs Stamp Value Identifier

The clearest difference is ads: Stamp Identifier at none against Stamp Value Identifier's shown. Stamp Value Identifier's advantage is update cadence (every 3 weeks vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Stamp Identifier sells 3 in-app purchases, starting at $3.99 per 7 days and Stamp Value Identifier sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Stamp Identifier ships an update every 6 months, Stamp Value Identifier every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Stamp Identifier | Stamp Value Identifier |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/stamp-identifier-postage-id/id6741527232/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 72 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kofi Austin](https://appshunter.io/developer/1495016623) | [Anum Mian](https://appshunter.io/developer/560139398) |

## What reviewers say

### Stamp Identifier

[App page](https://appshunter.io/ios/app/stamp-identifier-postage-id/id6741527232)

Instantly identify stamps by scanning them with your phone. Discover historical details, get price estimates, and organize your entire stamp collection. Perfect for both new and experienced collectors.

**Highlights:** Scan and identify stamps instantly, Uncover stamp history and origin, Get price estimates for stamps, Organize personal stamp collections, Track valuable stamp finds

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Weekly | $3.99 | per 7 days |
| Unlimited Yearly | $29.99 | per year |
| Black Friday Deal Lifetime Access | $39.99 | one-time |


### Stamp Value Identifier

[App page](https://appshunter.io/ios/app/stamp-value-identifier-stampo/id6777025305)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $6.99 | per 7 days |
| Premium Weekly | $6.99 | per 7 days |
| Annual | $14.99 | per year |
| Annual Subscription | $14.99 | per year |


## Frequently asked questions

### Is Stamp Identifier free?

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

### Is Stamp Value Identifier free?

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

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

Stamp Value Identifier shows ads; Stamp Identifier does not.

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

Stamp Identifier ships an update every 6 months, and Stamp Value Identifier every 3 weeks. Most recently, Stamp Identifier was updated on October 30, 2026 and Stamp Value Identifier on October 31, 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.*