Flatten PDF
Permanently bake all form fields, annotations, comments, and layers into your PDF pages. Choose from two quality presets. 100% in your browser, your files never leave your device.
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PDF up to 50MB
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Why choose ours?
Private, instant PDF flattening
Every competitor uploads your file to their server. Ours flattens it entirely in your browser — your sensitive forms and documents never leave your device.
| Feature | SmallPDF | iLovePDF | Sejda | PDF24 | Adobe | Ours |
|---|---|---|---|---|---|---|
| Free & unlimited | ✓ | ✓ | ✗ 3/hr | ✓ | ✗ Pro | ✓ |
| Files stay in browser | ✗ | ✗ | ✗ | ✗ | ✓ | ✓ |
| No ads or interruptions | ✗ | ✗ | ✗ | ✗ | ✗ | ✓ |
| No account needed | ✓ | ✓ | ✓ | ✓ | ✗ | ✓ |
| Flatten forms | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Flatten annotations | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Quality presets | ✗ | ✗ | ✗ | ✗ | ✓ | ✓ |
| Per-page progress | ✗ | ✗ | ✗ | ✗ | ✗ | ✓ |
Competitor information was accurate at time of publication and may have changed.