Choose files
Select the supported files. They upload directly into an isolated job workspace.
ToolsOptimize
Flatten PDF
Make annotations and form appearances uneditable.
Deleted automatically after 30 minutes
Native ad space
Fidelity B · Best effortRasterizes output
Current capabilities
- ✓Produces a visually flattened PDF
- ✓Configurable render DPI
Before processing
- !The current secure flatten mode renders complete pages as images.
- !Searchable text, links, forms and accessibility structure are removed.
Choose files or drag them here
application/pdf · Up to 1 files · Max 25 MB per file
Options
Set options
Configure only the settings relevant to this tool, then start processing.
Download safely
Review warnings, download the result, or delete the job immediately.
Frequently Asked Questions
Is Flatten PDF completely free on Ukitz?
Yes, Flatten PDF is 100% free with no subscriptions, no watermarks, and no registration required.
Are my files secure when using Flatten PDF?
Your files and data remain completely private. Processing occurs locally in your web browser or inside an isolated session that automatically deletes files.
Can I use Flatten PDF on mobile devices?
Yes, Flatten PDF is fully responsive and optimized for iPhones, iPads, Android smartphones, tablets, and desktop computers.