How to use it
- Choose image upload or explicitly start the camera.
- Review decoded text, scheme and domain.
- Open only trusted HTTP or HTTPS URLs after your own check.
Marketing & Digital · Local-first · Beta
QR & Barcode Scanner
Decode a QR or barcode from a user-selected image or camera when the browser supports it, then review the content safely.
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Trust record
Check the method before you rely on the result
- Method
- Use the browser BarcodeDetector API when available and classify decoded schemes without auto-opening them.
- Decoded content → scheme classification → user-reviewed action
- Effective period
- Formula-based; no statutory effective period
- Last verified
- 10 August 2026
- Review every 365 days
- Reviewer status
- Product and domain review: specialist approval not required
- Privacy
- Selected files are processed locally in this browser. Files and their contents are not uploaded, stored, put in URLs or sent to analytics.
Important limitations
- Camera support depends on the browser and permission.
- Decoded content is displayed first; no link is opened automatically.
Browse Marketing & Digital · Methodology · Sources
A quick guide
Use the number with context
The answer is only useful when you know what it includes and what it leaves out.
Formula
Decoded content → scheme classification → user-reviewed action
Scanning is not verification. Payment, credential-like and unknown schemes remain non-openable.
Make it concrete
Worked example
A javascript: payload is classified as unsafe and remains text-only.
Boundaries
What this tool does not assume
Limitations
- Camera support depends on the browser and permission.
- Decoded content is displayed first; no link is opened automatically.
Edge cases
- Malformed or unsupported images show a readable error.
- UPI content displays payee and amount fields for review but never confirms payment.
Last reviewed 10 August 2026 · Formula version 1.0
Method & sources
How this result is grounded
The formula is deterministic and runs in your browser. Read the reference below for the method used by this tool.
- Sharing and file utilities methodology v1
KarobarKit controlled methodology · authoritative reference · Checked 10 August 2026
Supports: payload escaping · file limits · safe decoded-content handling · local-only boundary
- QR Code two-dimensional symbol overview
DENSO WAVE · authoritative reference · Checked 8 August 2026
Questions
Frequently asked
Will a scanned URL open automatically?
No. HTTP and HTTPS destinations receive an optional action only after the decoded value is shown.
Keep going
Related tools
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Source register checked 10 August 2026.