| What it does | Free on-screen measuring tools that run in your browser
| Free online tools to convert files, calculate values, generate codes and transform text 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
| BR
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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
| - Compress and convert images (JPG, WebP, PNG)
- Merge, split and convert PDF documents
- QR code generator for text, links, Wi-Fi, Pix, vCard and SMS
- Word and character counter with real-time processing
- JWT decoder showing header, payload and expiration
- Compound interest calculator with monthly contributions
- Color picker showing HEX, RGB and HSL values
- Unit converters for length, temperature and more
- Video compression by selecting resolution and quality
- Freelance hourly rate calculator for income goals
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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
| - All tools run entirely in your browser with no file uploads or server processing
- Fast results with instant processing directly in your browser
- No sign-up required with no hidden limits or paywalls
- Available in three languages with localized units and formats
- Regularly updated catalog with new tools added continuously
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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 | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 2 | 0 |
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| Citation Flow (Majestic) | 18 | 21 |
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| Referring domains (Majestic) | 10 | 5 |
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Online Ruler
Kastavo