| What it does | Free on-screen measuring tools that run in your browser
| Free tools for PDFs, photos, and everyday calculations
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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 | - 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
| - Edit PDFs with text, white-out, highlights, shapes and images
- Compress and shrink PDFs under a size limit
- Merge multiple PDFs in chosen order
- Remove photo backgrounds at full resolution
- Convert iPhone HEIC photos to JPG
- Extract text from images using OCR
- Generate invoices as PDFs
- Calculate timesheet hours with overtime
- Calculate concrete requirements for projects
- Pet toxicity checkers for chocolate and xylitol
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| What makes it different | - 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
| - Files never uploaded to servers; processing happens in browser
- No sign-up, account or daily limits required
- Calculators show their working and formulas
- 107 tools covering money, DIY, auto, PDF, images, pets and daily life
- No file size limits, only device memory constraint
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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 | 3 ● no change since last check |
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| Trust Flow (Majestic) | 2 | 4 |
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| Citation Flow (Majestic) | 18 | 18 |
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| Referring domains (Majestic) | 10 | 2 |
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Online Ruler
FixnFigure