# Stamp Identifier vs Deep Stamp

The clearest difference is in-app purchases: Deep Stamp at none against Stamp Identifier's 2. Deep Stamp also leads on update cadence (every 3 weeks vs every 6 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Stamp Identifier sells 2 in-app purchases, starting at $4.99 per 7 days. Deep Stamp asks for nothing beyond the download.

Stamp Identifier ships an update every 6 months, Deep Stamp every 3 weeks. Both last shipped on September 19, 2026.

## The numbers

| Metric | Stamp Identifier | Deep Stamp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 11 MB | 30 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chnini Ramdhane](https://appshunter.io/developer/1849606882) | [Mario Schlegel](https://appshunter.io/developer/1570045196) |

## What reviewers say

### Stamp Identifier

[App page](https://appshunter.io/ios/app/stamp-identifier-value-scan/id6760250842)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stamp Weekly | $4.99 | per 7 days |
| Stamp Annual | $29.99 | per year |


### Deep Stamp

[App page](https://appshunter.io/ios/app/deep-stamp/id6790727820)

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

**In-app purchases:** none


## Frequently asked questions

### Is Stamp Identifier free?

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

### Is Deep Stamp free?

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

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

Neither Stamp Identifier nor Deep Stamp shows ads.

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

Stamp Identifier ships an update every 6 months, and Deep Stamp every 3 weeks. Most recently, Stamp Identifier was updated on September 19, 2026 and Deep Stamp on September 19, 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.*