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Certyneo
Free tools

Free tools to prepare your move to electronic signature

Three calculators and analyzers, no sign-up required. Measure your ROI, get a contract reviewed by AI, or audit your eIDAS compliance in minutes.

Free tools to prepare your move to electronic signature

AI contract review

Upload a contract or paste its text: our AI spots risks, missing clauses and strengths in under a minute.

Analyze a contract

Online PDF reader

Read, search and print a PDF in your browser, including password-protected files. The file never leaves your device.

Open a PDF

Merge PDF

Combine several PDFs into a single document, in the order you choose. Merging runs 100% in your browser, without sending your files.

Merge PDFs

Split PDF

Cut a PDF by page ranges or extract the useful pages into separate files. Processed 100% in your browser.

Split a PDF

Organise PDF pages

Move, rotate or delete the pages of a PDF by drag and drop, then save a clean document. Nothing is uploaded.

Organise a PDF

Compress PDF

Shrink a PDF that is too heavy for email, losslessly or more strongly while keeping the text selectable. Compression runs 100% in your browser.

Compress a PDF

Protect PDF

Add a password to a PDF before sending it, or remove the password from a file whose code you know. Encryption runs 100% on your device.

Protect a PDF

Image to PDF

Convert JPG, PNG or WebP photos, screenshots or scans into a single PDF, one image per page. Your images stay on your device.

Convert to PDF

Fill in a PDF form

Fill in the fields of an official form or a contract, tick the boxes, then save — or lock the form. Everything stays on your device.

Fill in a form

Add a watermark

Write « CONFIDENTIAL », « COPY » or the recipient's name diagonally, on one page or all of them. Everything stays on your device.

Add a watermark

Bates numbering

A unique, sequential identifier on every page of a legal production. Everything stays on your device.

Number the pages

Create a form

Turn a print-only PDF into a form that fills in from the keyboard. Everything stays on your device.

Create a form

Extract text

Get a PDF's text, or its tables as a spreadsheet file. Everything stays on your device.

Extract the content

Batch processing

Compress or protect several PDFs at once and get an archive back. One unreadable file does not sink the batch.

Process a batch

Edit the text of a PDF

Retype a date, a name or an amount in a PDF, or add text anywhere on the page. Editing runs 100% in your browser.

Edit a PDF

Annotate PDF

Highlight, comment, draw or stamp a PDF, with standard annotations every reader can display. Nothing is uploaded.

Annotate a PDF

Redact PDF

Black out sensitive information in a PDF and truly remove the hidden text before sharing it. Processed 100% on your device.

Redact a PDF

PDF OCR

Make a scanned PDF searchable: text recognised in French and English is added to each page. OCR runs 100% in your browser.

Run OCR

Compare PDFs

Spot the lines added and removed between two versions of a PDF, page by page. Comparison runs 100% in your browser.

Compare PDFs

Check if a PDF has been modified

Spot signs of tampering in an invoice, bank details or a contract: retyped amount, hidden text, changes after signing. Analysis runs 100% locally.

Analyse a PDF

ROI calculator

Estimate your annual savings, time saved and return on investment with electronic signature — in 30 seconds.

Run the calculator

eIDAS checklist

Audit your signing-process compliance against the eIDAS regulation — SES, AES, QES, evidentiary archiving, GDPR.

Start the checklist

Verify a document

Check whether a file has been sealed in a secure vault with probative value and on what date, via its SHA-256 fingerprint. The file never leaves your browser.

Verify a document

Certyneo Community

A question about electronic signatures?

Join the Certyneo community: ask your questions, share your answers and connect with thousands of users and our team.

Convinced? Take the next step

Create a free account to send your first documents for electronic signature, or talk to our team about a specific use case.

Create a free account