| What it does | Free online tools that run in your browser
| Free on-screen measuring tools that run in your browser
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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 | - Image compression with no visible quality loss
- Merge and shrink multiple PDFs
- Convert MP4 and MOV to GIF without watermark
- AI Excel formula generator from plain English descriptions
- Audio transcription with Whisper AI on-device
- ID photo watermark protector
- HEIC to JPG conversion
- Office-to-PDF converters (Word, Excel, PowerPoint, URL)
- Tools run offline after page loads
- File encryption
| - Actual-size ruler in cm, mm and inches
- Bank-card and screen-diagonal calibration
- Top, left and right rulers with drag-to-measure readout
- Full-screen mode and browser-zoom warning
- Image measurement tool
- Length unit converter
- Touch dragging support for phones and tablets
- Local storage of calibration without server uploads
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| What makes it different | - All processing happens on your device—nothing is sent to servers or stored
- Open source code auditable on GitHub
- No accounts required; works instantly
- Built specifically for sensitive files that should never be uploaded
- No data collection, ads, or analytics on files
| - Calibration step compensates for browsers' inability to detect physical display size
- ISO/IEC 7810 ID-1 standard bank card calibration ensures reproducible accuracy
- All calculations run locally in your browser with no data sent to servers
- Works on any device with a browser and JavaScript enabled
- Content follows standards-based principles with no invented precision or fake reviews
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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) | 8 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 2 |
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| Citation Flow (Majestic) | 22 | 18 |
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| Referring domains (Majestic) | 12 | 10 |
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Online Ruler