# Stamp Identifier vs Vivanco Smart

Stamp Identifier and Vivanco Smart are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Stamp Identifier sells 2 in-app purchases, starting at $5.99 per 7 days and Vivanco Smart sells 5 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Stamp Identifier ships an update every 3 weeks, Vivanco Smart every 5 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Stamp Identifier | Vivanco Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (8 ratings)](https://appshunter.io/ios/app/stamp-identifier-ai-scan/id6755162905/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Freemium | — |
| Size | 42 MB | 191 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RetainAI Limited](https://appshunter.io/developer/1836623775) | [SBSmobile](https://appshunter.io/developer/966111051) |

## What reviewers say

### Stamp Identifier

[App page](https://appshunter.io/ios/app/stamp-identifier-ai-scan/id6755162905)

Instantly identify stamps with AI by taking a photo. Discover their history, estimated value, and preservation tips. Chat with the AI for tailored guidance on your collection.

**Highlights:** AI-powered stamp identification, Stamp history and significance, Estimated market value, Preservation and care tips, AI chat for guidance

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

**In-app purchases (2)**

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


### Vivanco Smart

[App page](https://appshunter.io/ios/app/vivanco-smart/id6781199748)

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 14-days storage 1 camera | $4.99 | per month |
| 30-days storage 1 camera | $6.99 | per month |
| 14-days storage 1 camera + AI | $8.99 | per month |
| Annual 14-days storage 1 camera | $49.99 | per year |
| Annual 30-days storage 1 camera | $69.99 | per year |


## Frequently asked questions

### Is Stamp Identifier free?

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

### Is Vivanco Smart free?

Vivanco Smart is free to download, with in-app purchases available.

### Do Stamp Identifier or Vivanco Smart have ads?

Neither Stamp Identifier nor Vivanco Smart shows ads.

### Which is updated more often, Stamp Identifier or Vivanco Smart?

Stamp Identifier ships an update every 3 weeks, and Vivanco Smart every 5 weeks. Most recently, Stamp Identifier was updated on October 24, 2026 and Vivanco Smart 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.*