Resize PDF
Change PDF paper size and add page margins.
This tool preserves normal PDF quality and structure for its core operation.
Choose files or drag them here
application/pdf · Up to 1 files · Max 25 MB per file
Options
Using Resize PDF
Change PDF paper size and add page margins.
How to Use Resize PDF (Step-by-Step)
Follow these quick steps to achieve optimal results in seconds.
Choose or Import Files
Upload or drag and drop your application/pdf file into the secure workspace.
Configure & Preview
Customize available settings, page ranges, or compression levels with real-time feedback.
Immediate Download
Execute processing and download your finalized output instantly without countdowns or watermarks.
Workflow
Choose a paper size and margin in PDF points, then inspect the scaled page content.
Example to try
Place a Letter-size sample on A4 with a margin and check its printable area.
Illustrative check using non-sensitive sample input; not a claim of a measured production result.
Limitations and review
Changing paper size is not file compression; small text may become harder to read after scaling.
Processing and privacy
Input files or text and selected options are sent to a server processing job. Review the upload limits and job expiry shown in the workspace. Expiry and scheduled physical cleanup are separate events.
Read our full privacy policy →Privacy Guaranteed
Isolated sandbox execution with automated 30-min file deletion.
No Quality Loss
Lossless vector preservation and crisp high-DPI rendering without watermarks.
Immediate Access
Instant downloads with zero registration, subscriptions, or forced waiting gates.
Technical Specifications & Input Settings
The file picker accepts application/pdf. Select 1 file(s). The current web uploader limits each file to 25 MiB; the service may reject additional unsupported inputs.
- Paper
- A4 / Letter / Legal / Original
- Margin points
- Configure in the workspace when needed.
Questions about Resize PDF
Frequently asked technical and operational questions about resize pdf.
Which standard paper sizes can I convert my PDF to?
Ukitz supports standard international and North American sizes including A3, A4, A5, US Letter, Legal, Tabloid, and custom millimeter or inch dimensions.
What happens if the original page aspect ratio does not match the new paper size?
Content is proportionally scaled with centered margins to prevent stretching or distortion, ensuring headers, tables, and text remain visually balanced.
Does resizing paper size reduce the PDF file size?
Changing paper dimensions modifies page geometry rather than image compression. To reduce storage size, use Compress PDF in conjunction with resizing.