Online Form File Size Limits Guide

Understand photo, signature, image, and PDF size limits before submitting job, exam, school, or admission forms.

Open prepare documents for online application

Step-by-step

Read the exact file type, dimension, and size limit on the form.
Open the matching PDF Buddy tool and choose the original file.
Use the suggested target, then process and download.
Open the output once to confirm it is readable and under the required limit.

Common mistakes

Compressing a blurry source file and expecting it to become clear.
Submitting a file without checking the final KB or MB size.
Combining pages in the wrong order for application uploads.

Mobile instructions

On a phone, save the file in your downloads folder, open the tool in Chrome or Safari, choose the file, process it, and upload the downloaded output to the portal.

Privacy note

Image resizing pages run in your browser. Most PDF tools also run client-side where possible; advanced conversions that need a server should show an upload notice.