StampLens - Stamp Identifier
Stamp Value & Price Guide
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Snap a photo to instantly identify any postage stamp, discover its origin and issue year, check current market value, and grade its condition with AI.
StampLens: Your AI-Powered Stamp Identifier & Price Guide
Instantly identify any postage stamp, discover its true market value, and build your dream collection. StampLens uses advanced AI image recognition to turn a simple photo into a comprehensive stamp analysis — from country of origin and issue year to current auction prices and condition grading.
Whether you inherited a box of old stamps, found a rare sheet at a flea market, or want to catalog your growing philatelic collection, StampLens is the only tool you need.
KEY FEATURES
Instant Stamp Identification
Snap a photo of any stamp. StampLens instantly recognizes the country of origin, issue year, denomination, printing method, and series. Works with stamps from the US, UK, Europe, Asia, and 200+ countries worldwide.
Accurate Market Valuation
Stop guessing what your stamps are worth. Get real-time estimated value ranges based on current auction records, dealer pricing, and catalog references. Know whether you are holding a common issue or a hidden gem.
Professional Condition Grading
Condition determines value. StampLens evaluates centering, perforations, gum condition, cancellation quality, and surface defects to provide a professional grade — from Superb to Poor — following established philatelic standards.
Rare Stamp & Error Detection
Discover if your stamp has valuable printing errors, color variations, watermark differences, or perforation gauging anomalies that can multiply its worth dramatically.
Comprehensive Stamp Database
Access detailed information on millions of stamps across all eras — from classic 19th-century issues and rare inverted prints to modern commemoratives and first-day covers.
Smart Collection Manager
Organize your entire stamp album digitally. Sort by country, year, theme, value, or condition. Track your collection's total estimated worth and identify gaps to fill.
AI Philatelist Chat
Have questions about a specific stamp? Ask our AI expert about its historical background, printing techniques, proper storage methods, or tips for buying and selling at auction.
Scan History & Favorites
Every stamp you scan is automatically saved. Mark favorites, add personal notes, and revisit your discoveries anytime.
WHO IS STAMPLENS FOR
Beginner Collectors — Start your philatelic journey with confidence. Identify and learn about stamps effortlessly.
Serious Philatelists — Catalog, value, and grade your collection with professional-level precision.
Dealers & Traders — Quickly assess stamp lots, verify authenticity signals, and price inventory accurately.
Casual Discoverers — Found an old stamp in a letter? Snap a photo and satisfy your curiosity in seconds.
Download StampLens today and discover the hidden stories and value in every stamp.
Disclaimer: StampLens provides AI-based estimations for educational and reference purposes. For insurance or high-value transactions, please consult a certified stamp appraiser.
SUBSCRIPTION & ACCESS
Non-subscribed users receive 2 free identifications per day to experience our core features.
To unlock unlimited scans, unlimited AI chat, and full database access, upgrade to Premium.
Choose from Weekly or Yearly auto-renewing subscription plans.
Payment will be charged to your Apple ID account at confirmation of purchase.
Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current billing period.
You can manage or cancel your subscription at any time in your App Store Account Settings.
Privacy Policy: https://kachi-studio.com/privacy
Terms of Use: https://kachi-studio.com/terms
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
The developer, 永铸 郭, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Purchases
- User Content
- Identifiers
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 永铸 郭
- Size
- 50.2 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 15 more
- English, Arabic, Danish, Dutch, Finnish, French, German, Hebrew, Italian, Japanese, Korean, Norwegian Bokmål, Portuguese, Spanish, Swedish, Traditional Chinese
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Yearly Pro $29.99
- Monthly Pro $9.99
- Weekly Pro $3.99
- Copyright
- © Kachi Studio