| What it does | Free, fast and private online scanner for QR codes and barcodes
| Measure your reaction time and see where you rank against everyone else on the same device
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| US
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Scan QR codes from images, screenshots, or camera
- Support for DataMatrix, PDF417 and Aztec codes
- Scan QR codes from PDF files
- Safe QR Scanner analyzes links for security risks
- Wi-Fi QR Scanner reveals network name and password
- QR code generator for URLs, Wi-Fi, contacts and more
- Browser-only processing with no server uploads
- No account or email signup required
| - Reaction time measurement with five trials and median scoring
- Device-specific percentile ranking (mouse, trackpad, touchscreen)
- Exportable score history stored in your browser
- Embeddable tests for third-party websites
- Anonymous population distribution comparison without tracking
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| What makes it different | - All scanning happens locally in your browser; images never leave your device
- No watermarks or signup; QR codes are free to use commercially
- Supports more formats than alternatives including DataMatrix, PDF417 and Aztec
- Safety-first with link preview and suspicious link detection
- Powered by well-established ZXing decoding engine and open-source libraries
| - Device-specific rankings that account for hardware differences like screen refresh rate and input latency
- No accounts, no tracking, and no third-party scripts or advertising
- Transparent methodology with published reference data sources and clear limitations
- Fully embeddable tests with no installation or sign-up required
- Median scoring from multiple trials to reduce noise and account for natural variability
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 1 ● no change since last check |
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| Trust Flow (Majestic) | 8 | 2 |
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| Citation Flow (Majestic) | 8 | 22 |
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| Referring domains (Majestic) | 81 | 9 |
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ScannerQR
BenchSelf