Flatten PDF
Flatten annotations and layers into the page.
Flatten a PDF by rendering every page into a single image layer. Annotations, form fields and layered content are merged into the final page — processed locally in your browser.
How to use
01
Select a PDF
Choose the PDF to flatten.
02
Pick quality
Higher quality produces sharper text but larger files.
03
Flatten
Click FLATTEN. Each page is rendered and re-embedded as a single image.
04
Download
Download the flattened PDF.
Features
True flatteningAnnotations, fields and layers are merged into the visible page.
Consistent renderingEvery viewer shows the exact same output — no font or version differences.
Quality selectableChoose standard, high or very high rendering.
LocalRendering happens in your browser.
Privacy & security
Flattening happens locally. The file never leaves your device.
Limitations
- Flattened pages become images: text is no longer selectable or searchable, and file size grows.
- Very large documents take longer to render.
Frequently asked questions
To lock the visual appearance, merge annotations, remove font dependencies, or make redaction permanent.
No — pages become images, so text is not selectable.
Usually increases it slightly because of image compression tradeoffs.
Yes — free, no account, no watermark.