| What it does | Free document scanner that runs in your browser with no upload, no account, no watermark
| Free private studios and tools for PDFs, documents, spreadsheets, data, images, slides, study, citations, maths and code, all running 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 | Open source
| Free
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| Pricing | Free, no paid tier
| All studios and tools are free with no watermarks or daily limits. A free account adds sync between devices and 50 MB of cloud files, with no charge.
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| Key features | - Find and straighten page edges automatically
- OCR text recognition for searchable PDFs
- Lighting correction and image enhancement
- All processing happens locally on device
- Works offline after page load
- No account or sign-up required
- Add to home screen as web app
- Adjustable page size and image quality
- Search across all scanned documents
| - PDF annotation, highlighting, text and image insertion, signing, redaction, merging, splitting, reordering, compressing, form filling, password protection and OCR
- Word document creation with real DOCX file format export
- Excel spreadsheet editing with working formulas
- CSV data cleaning, reshaping and charting
- Flashcard study with FSRS memory model and eight study modes
- Citation formatting in APA, MLA, Chicago, Harvard, IEEE and 13 more styles
- Mathematical problem solving with step-by-step answers
- Photo editing with color grading, compression and format conversion
- Offline installation as browser app with sync on reconnect
- Support for 107 languages and right-to-left scripts
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| What makes it different | - Entirely client-side with zero data upload—privacy verifiable in Network panel
- Open source under MIT or Apache-2.0 with code publicly auditable
- No watermarks, page limits, or paid tier—completely free
- Advanced processing in 182 KB core written in Rust and WebAssembly
- Works on any device with no installation via browser
| - All processing happens in your browser with no file uploads required
- No account needed to use any studio or tool
- Completely free with no watermarks, trials, daily limits or ads
- Works offline as an installable browser app
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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 | 9 ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 16 | 0 |
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| Referring domains (Majestic) | 4 | 0 |
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OpenDocScan
Cromagnon