| What it does | Measure your reaction time and see where you rank against everyone else on the same device
| Free Morse code translator for text, audio, images, sound playback, flashlight signals, and downloads
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| Stage | Not given
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| Founded | Not given
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| Based in | US
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - 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
| - Text to Morse code translation
- Decode Morse code to text
- Audio playback with adjustable speed and tone frequency
- Image pattern recognition for Morse code in photos
- Audio signal analysis to decode Morse from recordings
- Flashing light visualization of Morse signals
- Download as text or export as WAV/MP3 audio
- Support for letters, numbers, and punctuation
- Real-time character mapping
- Learning resources and reference pages
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| What makes it different | - 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
| - Supports multiple input methods: text, images, and audio files
- Audio export capability for offline practice and sharing
- Customizable audio settings with frequency range 200-1000 Hz
- Comprehensive learning resources for amateur radio and education
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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) | 2 ▲ +1 (up) since last check | 13 ● no change since last check |
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| Trust Flow (Majestic) | 2 | 4 |
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| Citation Flow (Majestic) | 22 | 29 |
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| Referring domains (Majestic) | 9 | 83 |
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BenchSelf