| What it does | Merge PDFs locally and securely in your browser without uploads or registration
| Browser-based EPUB workspace for viewing, editing, and extracting DRM-free ebook files locally
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| Stage | Not given
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| Founded | Not given
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| Based in | DE
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| Pricing model | Free
| Free
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| Pricing | Completely free with no limits, no subscriptions, no ads, no watermarks
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| Key features | - Drag and drop file sorting
- Local browser-based merging with WebAssembly
- No watermarks on merged PDFs
- Combine PDFs and image files together
- Compress merged PDF to target file size
- No registration required
- No tracking cookies
- Dark mode support
- Mobile-optimized responsive design
- Offline capable after initial load
| - EPUB viewer for reading chapters and inspecting publication structure
- Metadata editor to modify title, authors, language, publisher, description, and subjects
- Cover editor to replace publication artwork
- Extract chapters to Markdown format with metadata and image references
- Extract chapters to plain UTF-8 text
- Browser-local file processing with no server upload
- Blocks external resources and publication scripts by default
- Supports EPUB 2 and EPUB 3 formats
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| What makes it different | - DSGVO-compliant and safe for sensitive documents like applications and contracts
- Completely free forever with no limits, ads, or hidden fees
- Servers located in Germany with TLS encryption
- Open source code publicly available on multiple platforms for transparency
| - Local browser processing keeps your ebook file private and offline
- Non-destructive editing preserves original files while creating new versions
- Focused single-task tools instead of complex full-featured desktop software
- Clear compatibility limits and honest support boundaries documented
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 39 ● no change since last check | 3 ● no change since last check |
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| Trust Flow (Majestic) | 13 | 6 |
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| Citation Flow (Majestic) | 29 | 27 |
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| Referring domains (Majestic) | 233 | 31 |
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pdfzus
EPUB Toolset