| What it does | Digital PDF signatures for macOS
| Open and convert P7M digital signature files to PDF 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
| IT
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| Pricing model | Freemium
| Freemium
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| Pricing | Create your first 5 signatures free, then unlock unlimited signing with a one-time purchase
| Free account: preview and signer information included. Un file (Per-file): €3.99 per file. Pro (Monthly): €7.99 per month for unlimited files. All prices include VAT.
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| Key features | - Keychain signing with support for CryptoTokenKit smart cards
- Visible signature with optional image, signer name, and signing time
- RFC 3161 timestamping and long-term validation (LTV)
- Signature inspection with status, certificate chains, and DSS material review
- Multiple signatures as independent document revisions
- Local document processing without server uploads
- Support for PAdES-B-B, PAdES-B-T, PAdES-B-LT, and PAdES-B-LTA profiles
| - View and preview P7M files in browser without installation
- Extract PDF from signed P7M documents
- Display signer information and certificate details
- Support for FatturaPA electronic invoices
- Handle multiple signatures on single document
- Download extracted files as PDF or ZIP archive
- Support for separate signatures (.p7s files)
- Works on iPhone, Android, Windows and Mac
- Detect files with incorrect extensions or base64 encoding
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| What makes it different | - Real digital signatures that preserve original PDF bytes, not just image stamps
- Incremental PDF updates preserve existing signatures as independently verifiable
- All document processing stays local without server uploads
- Works with macOS Keychain and supported smart cards without PKCS#11 limitation
- Verification always unlimited while signing has free tier option
| - All file processing occurs directly in your browser on your device; no files are uploaded to external servers
- Free account includes document preview and full signer information without payment
- Handles Italian-standard P7M format that Windows and Mac cannot open natively
- No software installation or setup required; works entirely in browser
- Recognizes and processes FatturaPA electronic invoice format with detailed extraction
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 37 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 7 | 0 |
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| Citation Flow (Majestic) | 16 | 0 |
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| Referring domains (Majestic) | 5 | 0 |
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