Alteris Docs is a professional PDF document management suite for Windows, built for users who work with documents every day: accounting firms, law offices, HR departments, notaries, and freelancers. The free Personal plan includes 4 essential modules: • Metadata Editor: view and edit author, title, keywords and all internal PDF metadata. • PDF Encryption: password-protect documents and control printing, copying and editing permissions (256-bit AES). • PDF Tools: merge, split, rotate, delete pages and add watermarks. • Compressor: reduce PDF file size while preserving quality. The Professional plan (€249/year) also unlocks: • Digital Signature: sign PDFs with PKCS#12 certificates, AutoFirma or the Windows certificate store. • Document Comparison: detect all differences between two versions of a Word or PDF document. • Anonymizer: remove personal data and sensitive metadata in compliance with GDPR. Works offline. Processes files locally. No ads. Free download at alterisdocs.com