| What it does | Read your screen size, resolution and refresh rate live in your browser
| Real-time digital clock with seconds, date, and timezone display for any screen
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Live screen resolution detection in CSS and physical pixels
- Device pixel ratio measurement
- Browser window size detection
- Display refresh rate checker
- Color range detection
- Physical screen size measurement with bank card
- TV size calculator by seating distance
- Dead pixel test
- Screen comparison tool at scale
- Refresh rate test
| - Real-time seconds display that updates continuously
- Full screen mode for distraction-free viewing
- Four visual templates: Digital, Mono, Classic, and Analog
- Five color themes including Vaporwave, Matrix, and Amber
- Timezone selection for eight major cities
- Wake Lock feature to keep screen awake
- Local browser storage for preferences without account
- Toggles to hide seconds and date display
- Works on desktop, mobile, tablet, and projector
- No ads, popups, or account requirements
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| What makes it different | - All measurements run in your browser with no data sent to servers
- Uses bank card calibration to measure actual physical screen size
- Reference data cross-checked against manufacturers' spec sheets
- Distinguishes between diagonal screen size and width/height dimensions
- Shows real panel resolution accounting for display scaling and pixel ratio
| - Uncluttered single-purpose design focused solely on time display
- No signup, no account, no data collection required
- Readable from a distance with full screen mode
- Customizable appearance without affecting accuracy
- Immediate access with no download or installation needed
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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) | 5 ▲ +2 (up) since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 3 | 4 |
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| Citation Flow (Majestic) | 4 | 20 |
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| Referring domains (Majestic) | 4 | 7 |
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Screen Dimensions
Live Clock Online