| Key features | - Process up to 10 images at once, up to 100 MB total
- Support for JPEG, PNG, WebP, BMP, TIFF, HEIC, and HEIF formats
- English and Chinese language recognition including mixed text
- Fast and High accuracy processing modes
- Extract text as plain text or table Markdown format
- Download individual results or batch as ZIP file
- Offline capability after initial download
- PDF to text conversion for native and scanned PDFs
| - Measure distances point to point with snapping to walls and corners
- Calculate area and perimeter of any room or shape including odd corners
- Measure angles such as corners, stair pitch and roof slope
- Count fixtures, outlets and columns with totals across sheets
- Add callouts with leader lines, text boxes and sticky notes
- Create revision clouds, arrows, dimension lines and redlines
- Overlay and compare two sheets with tinting to see changes
- Works on Mac, Windows, Linux, iPad, Android and phones with no install
- Set scale from title block or calibrate from known dimension
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| What makes it different | - All processing runs locally in your browser with no server uploads
- Files and results stay in your browser, never transmitted or stored on servers
- Works offline after first use with no accounts or sign-ups required
- Supports mixed English and Chinese text recognition in a single image
- Uses open-source PP-OCRv6 model with no server fallbacks
| - Entirely browser-based with no file upload to servers
- Completely free with no account, trial period or watermark required
- Measurements saved in PDF coordinate space for precision when zooming
- Work saves in browser local storage and reopens with the file
- Works on touch screens with bottom dock and larger targets
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BrowserOCR
PDF Measure