Optimize

Optimize PDF tools

Make PDFs smaller, repair them, and turn pages into images and back.

10 tools
Most run in your browser
No watermarks

Compress PDF
Shrink a file with lossless or smaller lossy settings
Flatten PDF
Make form fields and annotations part of the page
PDF to JPG
Save each page as a JPG or PNG
JPG to PDF
Place photos on pages with size, margin and fit
Grayscale PDF
Convert pages to black and white for print and size
Extract images
Pull embedded pictures out of the PDF
Repair PDF
Rebuild a damaged file when recovery is possible
Fast web view
Rewrite the file for simpler sequential reading
PDF to PDF/A
Best-effort archival copy for long-term storage
Scan to PDF
Turn paper into a PDF with your phone's camera

Compress PDFShrink a file with lossless or smaller lossy settings
Flatten PDFMake form fields and annotations part of the page
PDF to JPGSave each page as a JPG or PNG
JPG to PDFPlace photos on pages with size, margin and fit
Grayscale PDFConvert pages to black and white for print and size
Extract imagesPull embedded pictures out of the PDF
Repair PDFRebuild a damaged file when recovery is possible
Fast web viewRewrite the file for simpler sequential reading
PDF to PDF/ABest-effort archival copy for long-term storage
Scan to PDFTurn paper into a PDF with your phone's camera

Privacy

Your files stay with you

9 of 10 tools run in your browser and never upload your file. Convert PDF to PDF/A runs on our servers as part of Premium. It asks first, and the file is deleted after the job, within a day at most.

How StackPDF handles your files

More tools

Other categories

16 tools
Organize
Merge, split, reorder, rotate and tidy up the pages of a PDF.See organize tools
11 tools
Convert
Turn PDFs into Word, Excel, PowerPoint or text, and Office files into PDFs.See convert tools
8 tools
Secure
Add or remove passwords, set permissions, redact and sign with a certificate.See secure tools
13 tools
Edit
Change text, sign, watermark, number pages and mark up a PDF.See edit tools
3 tools
Text
Pull text out of PDFs, search across files and make scans searchable.See text tools

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Compress PDF

Flatten PDF

PDF to JPG

JPG to PDF

Grayscale PDF

Extract images

Repair PDF

Fast web view

PDF to PDF/A

Scan to PDF

Your files stay with you

Other categories

Organize

Convert

Secure

Edit

Text

Compress PDF

Flatten PDF

PDF to JPG

JPG to PDF

Grayscale PDF

Extract images

Repair PDF

Fast web view

PDF to PDF/A

Scan to PDF

Your files stay with you

Other categories

Organize

Convert

Secure

Edit

Text