# QR Guard: Check Before Open — Check Before Opening

> Check Before Opening (iPhone/iPad app by NINJA SYSTEM.)

- Source: https://appshunter.io/ios/app/qr-guard-check-before-open/id6769943765 (this page in markdown: same URL + `.md`)
- Developer: [NINJA SYSTEM](https://appshunter.io/developer/1896681837)
- Category: Utilities, Productivity
- Price: Free
- Age rating: 4+
- Requires: iOS 15.5 · 28 MB
- Languages: American English
- Released: 2026-05-18
- Data updated: 2026-06-03
- User reviews in markdown: https://appshunter.io/ios/app/qr-guard-check-before-open/id6769943765/reviews.md

## What is QR Guard?

QR Guard is a simple QR and barcode scanner that helps you preview contents before opening links.

Version 1.1.0 introduces a refreshed interface with a brighter, friendlier look. The scan, history, and settings screens are easier to move between, with playful character icons that make everyday checking feel lighter while keeping the app calm and practical.

▼ Key Features
・Scan QR codes and barcodes
・Scan QR codes from images
・Preview URLs and text before opening
・Show the destination domain for links
・Notice link formats that deserve extra attention, such as shortened URLs
・Save and delete scan history on your device
・Switch the app language from Settings

▼ Privacy-Focused
・Camera data is processed on-device only, never stored or transmitted
・Scanned contents are not sent to external servers
・History stays on your device and can be deleted anytime

▼ Review Before Opening
QR codes are convenient, but sometimes you want to see what they contain before visiting a link.
QR Guard shows the scanned URL, text, or barcode information on a confirmation screen first.
You decide whether to open the link after reviewing the contents.

▼ How to Use
1. Scan a QR code or barcode with the camera
2. Scan a QR code from an image when needed
3. Review the contents before opening
4. Check previous scans in the History tab

▼ Perfect For
・Users who want to review QR codes before opening
・People who want to check unknown links or shortened URLs carefully
・Anyone who also wants basic barcode scanning
・Users who prefer a friendly, easy-to-read scanner
・People who want scan history to stay on their device

※This app does not guarantee the safety of linked destinations. Please use your own judgment.

※Camera permission required. Used only for QR and barcode scanning.


## Version history (last 2 releases)

### 1.1.5 — 2026-05-21

- Improved app stability and reliability. 
- Fixed issues that could affect error reporting and app diagnostics. 
- Made minor maintenance and quality improvements.

### 1.1.1 — 2026-05-19

No release notes.

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*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 2026-06-03.*