Modern GB Stamp Decoder

Modern GB Stamp Barcode Decoder helps collectors identify and organise modern Great Britain barcoded stamps with confidence.

Use the app to scan a Datamatrix code on a GB Stamp from 2022 onwards, decode key details, and match the result against the built-in reference catalogue. You can then track what you already have and what you still need, all within a single, clear workflow.

Built for real collector use, the app is designed to make complex barcode information easier to understand, compare, and manage.

Key features:

Fast on-device Datamatrix scanning for modern GB barcoded stamps
Clear decode output for supported barcode formats
Built-in MGB collector reference numbering
Stamp detail views with issue context and note information
Collection tracking with checklist and filtering tools
“Need this stamp” style collection prompts for known items not yet saved
Timeline view to explore barcoded stamp releases over time
Consistent, collector-focused terminology across catalogue and notes
Pro features:

Extended decoding support and deeper decode detail views
Enhanced collector workflow for serious catalogue and album management
Who it’s for:

Great Britain Machin and definitive collectors
QEII and KCIII barcode-era collectors
Postal history and modern philately enthusiasts
Anyone building a practical digital GB stamp collection
Privacy-first approach:

Scanning is designed for collector use with no unnecessary account setup
No social feed, no clutter, just focused collecting tools
Scan. Decode. Collect.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/