QR-Code Master
QR-Code Master is made and published by Karpelès Lab Inc. AppBrain is an independent app data site and isn't affiliated with Karpelès Lab Inc. The app name, icon, screenshots and description belong to Karpelès Lab Inc. and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- June 3, 2026
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Releases
Updates seen on the App Store- Version
- 0.1.1
- Launched
- February 2026
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 19.8 MB
- Content rating
- Everyone
Technologies used by QR-Code Master
About the app and developer
About QR-Code Master
QR-Code Master is an utilities app developed by Karpelès Lab Inc.
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The app has no ratings yet.
App Information
QR-Code Master is freely available from the App Store. The app size is 19.76 MB. The latest version available is 0.1.1. The last update was on June 3, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since February 2026.
Developer information for Karpelès Lab Inc.
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Store listing
By Karpelès Lab Inc., from the App Store
Description by Karpelès Lab Inc. Written by the developer, not by AppBrain. Click to read.
SCAN ANY CODE
Point your camera at any QR code, barcode, or 2D code and get instant results. Supports QR Code, Aztec, Data Matrix, PDF-417, EAN-13, EAN-8, UPC-A, Code 128, Code 39, and Codabar. Pinch to zoom for small or distant codes.
DEEP ANALYSIS
See the full technical details of every code you scan: QR version, error correction level, mask pattern, encoding segments, and more. View color-coded visualizations that highlight finder patterns, alignment patterns, and timing patterns.
GENERATE CODES
Create QR codes, Aztec codes, Data Matrix, PDF-417, and all supported 1D barcode formats. Live preview updates as you type. Fine-tune QR parameters including error correction level, version, mask pattern, and encoding mode.
BATCH SCANNING
Switch to batch mode to scan multiple codes in rapid succession. All scanned items are saved together for easy review.
SCANNER FILTERS
Only scan the code types you need. Enable the scanner filter and select which formats to accept.
HISTORY
Every scan is saved with full details. Review, search, and re-open any previously scanned code.
SHARE & SAVE
Copy content to clipboard, share via any app, open URLs directly, or save generated codes as images.