# Stamp Identifier: Instant — Find Value & Catalog Numbers

> AI-powered stamp identification, valuation, and collection management tool. (iPhone/iPad app by Nhat Dinh.)

- Source: https://appshunter.io/ios/app/stamp-identifier-instant/id6761888665 (this page in markdown: same URL + `.md`)
- Developer: [Nhat Dinh](https://appshunter.io/developer/1441963696)
- Category: Reference, Education
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 17.0 · 38 MB
- Languages: American English, Japanese
- Released: 2026-04-13
- Data updated: 2026-09-01
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/stamp-identifier-instant/id6761888665/reviews.md

## What is Stamp Identifier?

Stamp Identifier uses advanced AI to instantly identify any postage stamp — just point your camera or upload a photo from your library. Get professional-level details in seconds: country, year, denomination, catalog number, condition, rarity, perforation, print method, watermark, designer, printer, series, and estimated market value.

Whether you are a seasoned philatelist, a beginner collector, or someone who just inherited a stamp collection, Stamp Identifier gives you the knowledge of an expert in the palm of your hand.

KEY FEATURES:

- AI-Powered Stamp Identification: Instantly recognize any stamp with Claude AI. Get a confidence score and comprehensive details including catalog number, perforation, color, print method, and watermark.

- Instant Stamp Valuation: See estimated market value and 12-month value trend for every stamp you identify. Know what your collection is worth before you buy or sell.

- Personal Collection Manager: Save identified stamps to your collection. Browse with grid or list view. Filter by country, year, condition, or rarity to find any stamp instantly.

- Collection Statistics Dashboard: Track your total stamp count, total estimated collection value, weekly additions, and recent identification history at a glance.

- Deep Stamp Education: Every identification includes interesting historical facts, designer biography, print technique, and postal history context. Turn every scan into a learning experience.

- Catalog Number Lookup: Identify Scott, Stanley Gibbons, Michel, and Yvert catalog numbers automatically. Cross-reference your stamps with major philatelic catalogs.

- Rarity Assessment: Instantly know whether a stamp is common, scarce, rare, or extremely rare — powered by real market data and AI analysis.

- Multi-Source Image Import: Photograph stamps with your camera or import from your photo library. Works with any image quality.

PERFECT FOR:

- Stamp collectors building or cataloging an existing collection
- Philatelists researching rare or valuable stamps
- Heirs and estate handlers valuing inherited stamp collections
- History enthusiasts discovering postal and cultural heritage
- Buyers and sellers wanting accurate valuations before transactions

PHILATELIST-GRADE DETAILS:
Every identification includes: country of origin, year of issue, denomination, Scott catalog number, condition grade, perforation gauge, color description, print method (engraving, lithography, photogravure), watermark details, designer, printer, series, theme, and similar stamps.

PRO SUBSCRIPTION:
Unlock unlimited identifications, full valuation history, and priority AI processing.
- Weekly Plan: Flexible access
- Annual Plan: Best value for serious collectors
- Lifetime Plan: One-time purchase, yours forever

Download Stamp Identifier and discover what your stamps are really worth.

---
Support: support@stampai.app
Privacy Policy: https://equatorial-team-5a4.notion.site/Privacy-Policy-1c65d20b53238011a4b7fce0001d6e60
Terms of Service: https://equatorial-team-5a4.notion.site/Terms-and-Conditions-1cb5d20b5323806d8bb2c2abd65d6a79

## Key features

- AI-powered stamp identification
- Instant stamp valuation
- Personal collection manager
- Collection statistics dashboard
- Deep stamp education
- Catalog number lookup
- Rarity assessment

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Pro — Annual | $29.99 | per year |
| Pro — Weekly | $6.99 | per 7 days |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Pro — Lifetime | $39.99 | one-time |



## Frequently asked questions about Stamp Identifier

### Does Stamp Identifier have ads?

No, Stamp Identifier is ad-free, allowing for an uninterrupted user experience.

### What subscription plans are available for Stamp Identifier?

Stamp Identifier offers a Pro subscription with Weekly ($6.99/P7D), Annual ($29.99/P1Y), and Lifetime options for unlimited identifications and advanced features.

### How accurate is Stamp Identifier's AI?

The app provides a confidence score for each identification, powered by advanced AI, and offers comprehensive details including catalog number, perforation, and print method.

### Can I manage my stamp collection with Stamp Identifier?

Yes, you can save identified stamps to your personal collection, browse them by grid or list view, and filter by country, year, condition, or rarity.

### What kind of stamp details does Stamp Identifier provide?

It provides philatelist-grade details such as country of origin, year of issue, denomination, catalog number, condition grade, perforation gauge, print method, watermark, designer, and printer.

### How does Stamp Identifier estimate stamp value?

It provides estimated market value and a 12-month value trend for each identified stamp, utilizing real market data and AI analysis.

### Is Stamp Identifier available on multiple devices?

Yes, Stamp Identifier is supported on both iPhone and iPad devices.

### How often is Stamp Identifier updated?

The latest version, 2.5.0, was released on August 19, 2026, indicating regular updates to improve functionality and features.

## Version history (last 5 releases)

### 2.5.0 — 2026-08-19

v2.5.0
- Every result now leads with estimated value — share a branded card of your find.
- Famous stamps and collecting guides show real photos instead of icons.
- Tap any philately term on a result for a plain-English explanation.

### 2.4.0 — 2026-07-11

v2.4.0
- Continuous live scanning — identify stamps in place without leaving the camera.
- Keep scanning while results appear; recent finds stay in a handy session tray.
- Clearer framing with an improved camera guide for sharper captures.

### 2.3.0 — 2026-07-06

What's new in 2.3.0:

- Sharper, more accurate stamp identification.
- Better value estimates and catalog-number matching.
- Faster collection browsing and a smoother scan flow.
- Bug fixes and performance improvements.

Thanks for using Stamp Identifier — keep the scans coming!

### 2.2.0 — 2026-04-16

Bugs fix and optimizations

### 1.0 — 2026-04-13

No release notes.

## Apps similar to Stamp Identifier

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Antique Identifier & Value AI](https://appshunter.io/ios/app/antique-identifier-and-value-ai/id6760319844) | — | Free | Reference |
| [Birdlens: Bird Identifier Scan](https://appshunter.io/ios/app/birdlens-bird-identifier-scan/id6761051360) | — | Free | Reference |
| [Stamp Identifier - ID Scanner](https://appshunter.io/ios/app/stamp-identifier-id-scanner/id6759530960) | — | Free | Reference |
| [AI Fish Identifier: Scanner](https://appshunter.io/ios/app/ai-fish-identifier-scanner/id6761659660) | — | Free | Reference |
| [Aqualens: Fish Identifier](https://appshunter.io/ios/app/aqualens-fish-identifier/id6761178548) | — | Free | Reference |
| [Stamp Identifier: Check Value](https://appshunter.io/ios/app/stamp-identifier-check-value/id6761334368) | — | Free | Reference |

## More apps by Nhat Dinh

- [Tip Calculator: Smart](https://appshunter.io/ios/app/tip-calculator-smart/id1441963697)
- [Photo Editor & ID Photo Maker](https://appshunter.io/ios/app/photo-editor-and-id-photo-maker/id6739249635)
- [Dreamland: White Noise Sleep](https://appshunter.io/ios/app/dreamland-white-noise-sleep/id6740737671)
- [Feynie: Homework, Note, Memo](https://appshunter.io/ios/app/feynie-homework-note-memo/id6740737674)
- [禅心 Zen: Stress & Meditation AI](https://appshunter.io/ios/app/zen-stress-and-meditation-ai/id6757863128)
- [Buddha AI · Wisdom Chat](https://appshunter.io/ios/app/buddha-ai-wisdom-chat/id6758010126)

All apps by Nhat Dinh: https://appshunter.io/developer/1441963696

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*