Resize your PDF to the file size you need
Set a maximum target size and compress your PDF directly in your browser. No file uploads, no signup, and no watermark.
Browser-based PDF resizing tool
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Your current browser does not support essential client-side document processing capabilities (HTML5 File API, Web Workers, or Canvas). To resize PDFs locally and privately on your device, please upgrade your browser or switch to modern Google Chrome, Apple Safari, Mozilla Firefox, or Microsoft Edge.
Drop your PDF here
or choose a file from your device
PDF only · Up to 25 MB · 100% local
document.pdf
0 KB
Your PDF stays on your device · Zero server uploads · Free & Private
Your PDF never leaves your device
Unlike typical cloud compressors that copy your sensitive documents to remote servers, PDFResize operates purely inside your browser tab. Closing the tab removes all data from memory.
Workflow
How PDFResize works
Three simple steps to fit any upload portal limit.
Read the technical compression guideUpload your PDF
Drop your document or pick it from your phone or computer. The file is read locally into your browser.
Choose maximum size
Select 100 KB, 200 KB, 500 KB, 1 MB or specify a custom limit. No manual compression sliders needed.
Download resized PDF
Our engine compresses the document until it meets your portal ceiling, ready for immediate upload.
Advantages
Built for strict upload limits
Designed specifically to solve "file exceeds maximum allowed size" errors.
Private by default
Your PDF never leaves your device. All processing executes inside your browser using client-side JavaScript.
Target-size workflow
Specify the exact file-size ceiling your portal requires. We optimize the encoding automatically to fit.
No signup or watermark
No accounts, no email capture, and no watermarks placed on your documents. Clean, usable outputs every time.
Honest compression results
If a document cannot reach an extreme target without severe quality degradation, we report the smallest achievable size honestly.
Mobile friendly
Optimized touch interface that works reliably on iPhones, Android devices, tablets, and desktop workstations.
Fast & lightweight
Zero queue times and no server roundtrips. Resizing begins instantly within your browser tab.
Target Limits
Resize PDF for common file-size limits
Select the target that matches your portal requirement.
100 KB
A 100 KB limit is the strictest common document threshold on the internet, widely mandated by government recruitment portals, visa processing authorities, and academic registration databases.
200 KB
A 200 KB limit is the most popular standard for job application tracking systems (ATS), college admission platforms, and scholarship portals.
300 KB
A 300 KB file-size ceiling is commonly specified by enterprise procurement systems, hospital patient portals, municipal filings, and insurance claims processors.
500 KB
A 500 KB limit is the most universal "email-safe" document standard.
1 MB
A 1 MB file-size ceiling is the standard maximum across cloud document management platforms, CRM systems, and presentation repositories.
Custom Size
Need 175 KB, 400 KB, or 2 MB? Type any value in KB or MB to match custom application guidelines.
FAQ
Frequently asked questions
Clear answers regarding browser processing, document privacy, output quality, and compression mechanics.
Is PDFResize really free to use?
Is my PDF uploaded to your servers?
Does PDFResize work on mobile phones?
What is the maximum file size supported?
Will resizing reduce the visual quality of my document?
Why did my result not reach the exact target size?
Can I resize password-protected PDFs?
Ready to resize your PDF?
No registration required. Choose your document, set the file size limit, and download your resized PDF immediately.