PDFLean
Category Catalog

Security & Sign

Password protect & unlock, smart PII redaction, permanent text redaction, Bates numbering, official template overlay, e-signatures, and compliance tools.

Local Processing (Offline Capable)
Automatically Redact PII from PDF
Automatically redact PII from PDF files — ID numbers, phone numbers, credit cards, emails and custom keywords are detected locally, then permanently removed.
Local Processing (Offline Capable)
Add Page Numbers to PDF
Add page numbers to PDF pages with six margin positions, 1,2,3 or 1/10 formats and a custom starting number — runs in your browser.
Local Processing (Offline Capable)
Bates Numbering PDF
Bates numbering PDF files is a one-click job here: prefix, suffix, zero-padding, start number, skip-cover toggle, and dual-column mode for 2-up scans — all locally in your browser, free, no upload.
Local Processing (Offline Capable)
Watermark PDF
Watermark PDF pages with text or an image (PNG/JPG) — tiled or on a nine-position grid, with rotation, color, opacity and page range.
Local Processing (Offline Capable)
Add Header and Footer to PDF
Add header and footer to PDF pages — header/footer text and Bates numbering (prefix + zero-padded numbers) on every page, locally.
Local Processing (Offline Capable)
Overlay PDF Letterhead
Overlay PDF letterhead — place or underlay official letterheads, templates and stationery on your pages with opacity and page-range control, fully client-side.
Local Processing (Offline Capable)
Sign PDF (Stamp)
Sign PDF pages with a typed or hand-drawn signature stamp — basic self-signing that runs fully locally.
Local Processing (Offline Capable)
Protect PDF with Password
Protect PDF with password — AES-256 encryption with printing and copying permissions, applied locally in your browser.
Local Processing (Offline Capable)
Unlock PDF
Unlock PDF files you own — remove the open password and restrictions, right in your browser.
Cloud Processing (Encrypted)
Redact PDF
Redact PDF text at the byte level — matched text is deleted from the content stream with metadata purge, while unmatched text stays vector and searchable. Processing runs on PDFLean's encrypted cloud servers and uses your cloud quota.
Local Processing (Offline Capable)
Sanitize PDF
Sanitize PDF files for safe sharing — strip annotations, scripts, embedded files, auto-actions and metadata, all locally.
Local Processing (Offline Capable)
Create Fillable PDF Form
Create fillable PDF forms visually — text fields, multiline areas, checkboxes, dropdowns and signature placeholders export as cross-platform AcroForms.
Local Processing (Offline Capable)
Remove PDF Annotations
Batch-remove comments, highlights, shapes and links — page content stays untouched. For scripts and metadata too, use Sanitize.
Local Processing (Offline Capable)
Fill PDF Form Online
Fill PDF form online — AcroForm text fields, checkboxes and radio buttons are auto-detected, filled, then exported flattened (default) or with the fields still editable, all in your browser.
Local Processing (Offline Capable)
Whiteout PDF
Whiteout PDF text by keyword with white boxes — masking only, the text layer remains; for true removal use Redact or PII Redaction.
Local Processing (Offline Capable)
Check If PDF Is Encrypted
Check if PDF is encrypted or password-protected — page count and version shown, parsed locally with no password required.
Local Processing (Offline Capable)
Change PDF Password
Change the open password of an encrypted PDF and re-encrypt it with AES-256 locally using WebAssembly qpdf. Runs locally in your browser — your file and passwords are never uploaded.
Local Processing (Offline Capable)
PDF Permissions Remover / Checker
PDF permissions remover / checker: inspect the encryption scheme and permission bits (print/copy/modify/annotate) and re-apply granular permissions locally with qpdf.
Cloud Processing (Encrypted)
Digital Signature PDF (PAdES)
Digital signature PDF signing in PAdES form: pyHanko applies your certificate server-side with RFC 3161 trusted timestamping and an LTA readiness check (signature, timestamp, DSS evidence, document timestamp). Cloud processing — account required, free tier: 1 task / 24h.
Cloud Processing (Encrypted)
PDF PII Scan
Extract text in your browser, then run server-side PII detection to find names, addresses and organisations, returning structured JSON.
Cloud Processing (Encrypted)
PDF/A Validator
PDF/A validator running server-side PDFBox Preflight — validate a PDF against PDF/A and get a detailed compliance report for archiving. Cloud processing — 1 free validation per window without an account, or 3 cloud tasks per 24h with a free account.
Cloud Processing (Encrypted)
PDF PII Detection
Automatically detect sensitive entities in a PDF — emails, national IDs, phone numbers, bank cards, SSNs, IPs, names, and addresses — and export an audit report with per-page attribution. Detection is performed by the server-side Presidio NER engine (free account required, cloud-quota billed); text extraction in your browser is input preparation only.
Cloud Processing (Encrypted)
Verify PDF Signature
Upload a signed PDF and verify its digital signature in seconds — certificate validity, document integrity, and signer identity. Cloud processing — 1 free verification per window without an account, or 3 cloud tasks per 24h with a free account.
Cloud Processing (Encrypted)
PDF/UA Accessibility Checker
Check if your PDF meets PDF/UA accessibility standards (UA-1 / UA-2) with server-side veraPDF and get a clear pass/fail report. Cloud processing — 1 free validation per window without an account, or 3 cloud tasks per 24h with a free account.