| What it does | Open P7M files online with free local previews and no uploads
| Read papers. Keep what you learn.
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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 | Freemium
| Freemium
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| Pricing | Free: open P7M files and view first PDF page. Single export: $3.30 per document. Annual: $11.01 per year. Lifetime: $22.04 one-time payment.
| Free: desktop app and self-hosted server. Lite: $2/month or $20/year. Plus: $5/month or $50/year. Pro: $20/month or $200/year.
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| Key features | - Extract original PDF from P7M envelope byte-for-byte unchanged
- Read and display FatturaPA XML electronic invoices
- Verify P7M digital signatures and document integrity
- Generate readable PDF from XML invoices
- Local browser processing with no file uploads
- Inspect signing certificates and certificate validity dates
- Check certificate trust chain against official AgID list
- Inspect available timestamps in signatures
- Open up to 50 files per session with no file size limits
- Multi-file ZIP export for Annual and Lifetime plans
| - Highlight, draw, and annotate on PDFs with every mark becoming a note
- Outliner with live Markdown and LaTeX for mathematical notation
- AI chat to ask questions about papers with cited answers
- Full-library search across notes, highlights, and all PDFs
- Shared workspaces with live cursors and comments for collaboration
- Works offline on iPad, Android, and desktop with automatic sync
- Integrations with Zotero, Obsidian, Logseq, and Notion
- Browser extension for one-click saving papers with metadata
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| What makes it different | - No software installation required, works directly in web browser
- Documents never uploaded to servers, all processing local to device
- Independent signature verification without external online services
- Free tier includes file opening, signature inspection, and first-page PDF preview
- Access license key across multiple devices with Annual and Lifetime plans
| - Self-hosted option with one Docker image for full control over data
- Live math support with Markdown and LaTeX directly in outliner notes
- Works on any device: Windows, macOS, Linux, iPad, Android, and browsers
- No vendor lock-in with SQLite files and export at any time
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 6 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 4 | 0 |
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| Citation Flow (Majestic) | 19 | 9 |
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| Referring domains (Majestic) | 11 | 1 |
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