Best Digital Stamp Decoder Apps & Games

249+ iOS apps & games curated and reviewed

3.9 avg rating

19 free apps & games

Updated September 2026

Out of 249+ digital stamp decoder apps and games on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Digital Stamp Decoder Apps & Games (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Digital Stamp Decoder	$2.99	5.0★ (2)	No	No	May 2026
2	Modern GB Stamp Decoder	Free	—	No	Yes	Sep 2026
3	Stamp 4.1	Free	—	Yes	No	May 2026
4	Stamp Identifier : Stamp ID	Free	4.6★ (11)	No	Yes	Jul 2026
5	Stamp Identifier: AI Scan	Free	—	No	Yes	May 2026
6	USPS Mobile®	Free	4.8★ (1.6M)	No	No	Sep 2026
7	Stampify: Custom Stamp Maker	Free	—	No	Yes	Jun 2026
8	Stamp Maker: Photo Stamp	Free	—	Yes	No	Jun 2026

Top Picks for Digital Stamp Decoder

#1

Digital Stamp Decoder by Graphic Security Systems Corp.

Editor's Choice

5.0(2 ratings)

$2.99

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Reveal hidden images on USPS postage stamps using advanced Scrambled Indicia® technology. Originally designed for anti-counterfeiting, this app offers stamp collectors a unique way to authenticate and appreciate their collection. Explore the innovative world of philately with this modern collector's tool.

#2

Modern GB Stamp Decoder by Modern GB

Scan & Decode Stamp Barcodes

Strong Contender

0.0(0 ratings)

FreeIn-App Purchases

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#3

Stamp 4.1 by Liechtensteinische Post AG

A bridge to the digital world

Worth Considering

0.0(0 ratings)

FreeAds

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More Digital Stamp Decoder apps to explore

Stamp Identifier : Stamp ID

Stamp Identifier : Stamp ID

Stamp Identifier : Stamp ID

Postage Stamp Scanner

Instantly identify postage stamps by taking a photo. This app uses AI to provide details like origin, value, and historical context. Organize your collection and connect with other enthusiasts.

AI-powered stamp identificationDetailed stamp information (origin, value, history)Extensive global stamp database

free with in-app purchases

Stamp Identifier: AI Scan

Stamp Identifier: AI Scan

Stamp Identifier: AI Scan

Rare postmark image finder

by United States Postal Service

Manage your mail and packages on the go. Track shipments, calculate postage, find nearby postal locations, and schedule pickups. Access digital mail previews and request mail holds for convenient postal services.

Track shipmentsCalculate shipping pricesFind Post Office locations

Stampify: Custom Stamp Maker

Stampify: Custom Stamp Maker

Stampify: Custom Stamp Maker

Digital Collection & Archive

📰 Magazines & Newspapers

Stamp Maker: Photo Stamp

Stamp Maker: Photo Stamp

Stamp Maker: Photo Stamp

Create Travel & Map Stamps

📷 Photo & Video

Photo Stamp Maker : StampCam

Photo Stamp Maker : StampCam

Photo Stamp Maker : StampCam

Turn Objects Into Stamps

📷 Photo & Video

Stamp Value Identifier: Postie

Stamp Value Identifier: Postie

Stamp Value Identifier: Postie

AI Scanner & Collection

Stamp Identifier Scanner Value

Stamp Identifier Scanner Value

Stamp Identifier Scanner Value

Stamps Identification, ID App

Scan any postage stamp with your camera to instantly identify its country, issue year, and estimated market value. Organize your collection digitally, learn historical facts, and discover valuable stamps.

AI-powered stamp recognitionInstant market value estimationDetailed country and issue info

free with in-app purchases

StampShot: Photo to Stamp

StampShot: Photo to Stamp

StampShot: Photo to Stamp

Create Your Stamp Collection

🎬 Entertainment

JigStamp Solitaire

JigStamp Solitaire

JigStamp Solitaire

Relaxing Stamp Puzzle

Stamp Recording

Stamp Recording

Stamp Recording

Find optimal stamp combination

Stamp Identifier & Collector

Stamp Identifier & Collector

Stamp Identifier & Collector

Stamp value and collection

Stamp Value Identifier & Scan

Stamp Value Identifier & Scan

Stamp Value Identifier & Scan

Stamp Identifier Collector App

Instantly identify and value postage stamps using your camera. Discover their history, rarity, and market worth. Build and track your collection with AI-powered insights.

Instant stamp identification via cameraEstimated market value and rarity assessmentAuthenticity verification and attribution tips

Easy Photo Stamp

Easy Photo Stamp

Easy Photo Stamp

Add Date, Time & GPS to Photos

📷 Photo & Video

Stamp Identifier Stamp Collect

Stamp Identifier Stamp Collect

Stamp Identifier Stamp Collect

Stamp Value Stamp Identifier

Stamp Mate Mobile

Stamp Mate Mobile

Stamp Mate Mobile

The stamp collecting app

Manage your stamp collection with an advanced, user-friendly interface. Features automatic import, inventory management, and online auction search. Easily track your stamps, wishlists, and sales.

Automatic stamp import via Colnect APISynchronize data across multiple devicesManual stamp entry and scanning

Stamp Identifier & Scanner

Stamp Identifier & Scanner

Stamp Identifier & Scanner

Postal Collection Identify Pro

FAQ about Digital Stamp Decoder

What are the best digital stamp decoder apps & games for iPhone?

Digital Stamp Decoder tops our digital stamp decoder apps & games ranking as of September 2026, with a 5.0-star average from 2 App Store ratings, and it's priced at $2.99.

Are there free digital stamp decoder apps & games for iPhone?

Yes — 19 of the top digital stamp decoder apps & games we rank are free to download, including Modern GB Stamp Decoder and Stamp 4.1.

Does Digital Stamp Decoder have ads or in-app purchases?

Digital Stamp Decoder has no ads and has no in-app purchases, according to its App Store listing as of September 2026.

How many digital stamp decoder apps & games are on the App Store?

We track 249+ digital stamp decoder apps & games on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

What is Digital Stamp Decoder used for?

Digital Stamp Decoder is used to reveal hidden images on USPS postage stamps. It employs Scrambled Indicia® technology, originally developed to protect against counterfeiting, allowing users to see designs not visible to the naked eye.

How much does Digital Stamp Decoder cost?

Digital Stamp Decoder is a paid app, priced at $2.99. This one-time purchase grants access to its stamp decoding features.