Flatten a PDF Form

Lock a completed PDF form so its fields can no longer be edited.

Geen aanmelding vereistBestanden blijven privé

Sleep bestanden hierheen of klik om te bladeren

PDF geen bestandsgroottelimiet

Bestanden bladeren

Jouw bestanden verlaten nooit je apparaat. Alle verwerking vindt lokaal in je browser plaats.

Fill in a PDF form, then optionally flatten it so the fields can't be edited again. Everything happens in your browser — the PDF is never uploaded.

flattening tips

🔒

Already filled a form elsewhere? Open it here, keep the values, and flatten to lock them in.

🖨️

Flattened forms print and display consistently across every PDF viewer.

🚫

After flattening, the form fields become part of the page — no more accidental edits.

🔒

Runs entirely in your browser.

Bestand kiezen

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Verwerken

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Downloaden

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓Volledig gratis — geen verborgen kosten, ooit

✓Geen account, e-mail of aanmelding vereist

✓Bestanden verlaten nooit je apparaat

✓Absoluut geen bestandsgroottelimieten

✓Geen watermerken op uitvoer

Fill a Tax Form

Complete an official tax PDF and lock it before su

Complete an Application Form

Fill in a job, rental, or school application PDF.

Fill and Lock a Contract

Complete a contract's fields and flatten it before

Fill a Form You Use Often

Quickly complete a recurring PDF form without Acro