| What it does | Digital PDF signatures for macOS
| Free online PDF tools that run entirely in your browser with no uploads, no sign-up, and no watermarks
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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
| Free
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| Pricing | Create your first 5 signatures free, then unlock unlimited signing with a one-time purchase
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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
| - Merge multiple PDFs in custom order
- Split PDFs into separate pages or files
- Compress PDFs while maintaining quality
- Convert between PDF and Word, Excel, PowerPoint, JPG, HTML
- Extract text from scanned PDFs with OCR
- Add watermarks, page numbers, and signatures
- Scan documents with camera to PDF
- AI-powered PDF summarization
- Password protection with AES-256 encryption
- Convert PDFs to PDF/A for long-term archiving
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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 tools run 100% in your browser with no server uploads
- Completely free with no sign-up, account, email or watermarks required
- Mobile-friendly interface works on phones, tablets and desktop
- Advanced features built entirely on-device including PDF/A conversion and translation
- Privacy-first design ensures files never leave your device
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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 | 8 |
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| Referring domains (Majestic) | 5 | 2 |
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PDFZippy