Change PDF Images DPI

Change the images DPI inside any PDF file. A higher value means better quality.

Change PDF Images DPI via API

Did you know you can change images DPI inside a PDF files using our API?

curl -X POST \
     -H "Accept: application/json" \
     -H "Authorization: Bearer your_api_token" \
     -F "files[]=@path/to/example1.pdf" \
     -F "files[]=@path/to/example2.pdf" \
     -F "dpi=250"
View API documentation

How it works

How to change images DPI of PDF files.

Step 1
Open WebPDF's PDF Change Images DPI online tool in your favorite browser.
Step 2
Click the file drop area or drag & drop your files to upload your PDF files. Input the desired DPI.
Step 3
Click the Submit button and receive a .ZIP file containing all the modified PDF files.


Questions and answers.

How can I change images DPI of PDF files?

The easiest way is to use our free online PDF change images DPI tool by uploading your files and then clicking the "Submit" button. You will recieve a .zip file containing all the compressd PDF files.

Can I change imaged DPI of PDF files in bulk?

Yes. You can change images DPI for up to 10 PDF files at a time if you are on the Pro or Expert plan.

Is there any API to change images DPI of PDF files?

Yes. You can check the extended API documentation here.

Is it safe to submit files to WebPDF?

Yes. You don't need to worry about file security. All the submitted files are used only for intended process and are deleted within 24 hours.

How can I change imaged DPI of PDF files on Mac, Linux, Windows, Android or iOS?

WebPDF works online, in your browser, no matter what operating system you have and it does not require any other software. You can access it from your desktop pc or your mobile phone.

What browser should I use to change imaged DPI of PDF files?

You can use any modern browser to access our free online change PDF images DPI tool. For example: Google Chrome, Firefox, Microsoft Edge, Opera, Safari, Brave Browser, Vivaldi.

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