You worked hard on your resume. You polished it. Proofread it. Made it look perfect. Then you go to upload it and the website says — "Minimum file size is 100KB. Your file is 45KB." Rejected.
Not because your resume is bad. Not because the format is wrong. Just because the file is too small.
This happens more than you think. Job portals. Government forms. University applications. Company HR systems. A lot of platforms set a minimum file size — and your perfectly compressed PDF just doesn't meet it.
The fix? Increase PDF size — without changing anything visible inside the document.
fi50's free Increase PDF Size tool does exactly that. It makes your PDF bigger so it meets any minimum size requirement. Your document looks exactly the same. The content, layout, and quality are completely untouched. The file just gets larger.
Why Would Anyone Need to Increase PDF Size?
Here are the real situations where people need to increase PDF size every single day:
- Job application portals. Many company recruitment systems require a minimum file size — usually 100KB or more. A well-formatted single-page resume can easily fall under that. The portal rejects it. To increase PDF size and pass the check instantly is the only fix.
- Government and visa forms. Government upload systems often have strict minimum and maximum file size requirements. Too small and the upload fails.
- University and college applications. Academic portals frequently reject documents below a minimum size threshold. Students often need to increase PDF size just to get their applications through.
- HR and payroll systems. Employee document upload systems at many large companies require minimum file sizes for compliance reasons.
- Legal and official submissions. Some legal platforms require documents to meet a minimum size to ensure they are proper scanned originals and not blank or corrupted files.
- Client portals and business platforms. Many third-party platforms have upload requirements your PDF needs to meet before it will be accepted.
How to Increase PDF Size — Step by Step
Here's how to meet your file size requirements in seconds.
Step 1 — Upload your PDF
Click the upload button or drag and drop your file onto the page. We process everything locally on your device.
Step 2 — Set Your Target Size
Type in the minimum size you need in Kilobytes (KB). For example, if you need a 1MB file, type in 1000.
Step 3 — Click Increase PDF Size
Hit the button and our engine will instantly calculate and add the necessary padding to hit your target. It all happens right in your browser — fast and secure.
Step 4 — Download Your Larger PDF
Click download and save your new, larger PDF straight to your device. No sign-up. Completely free.
Will It Affect My Document's Quality?
Not at all. One of the best things about this tool is that it doesn't touch the visible parts of your PDF. Your text, images, and formatting remain exactly as they were. We only add data at the "code level" of the file, so your document stays crisp, professional, and readable.
What Is the Maximum Size I Can Set?
You can increase PDF size to any reasonable target. Whether you need to hit 100KB, 500KB, 1MB, or 2MB — the tool handles it. Just type in the target size and the tool gets your file there.
Does This Work for Any Type of PDF?
Yes. Whether your PDF was created in Microsoft Word, Google Docs, Adobe Acrobat, Canva, or any other program — it works. Single-page documents. Multi-page documents. PDFs with images. Text-only PDFs. Scanned PDFs. All of them work perfectly.
Opposite Problem — PDF Too Large?
Sometimes you need the reverse — your PDF is too large and you need to compress it to meet a maximum file size requirement. 💡 PDF too large to upload or email? Shrink it with our Compress PDF Tool.
A perfectly good PDF getting rejected just because of file size is one of the most frustrating things — especially when your content is exactly right and the document looks perfect. fi50 lets you increase PDF size in thirty seconds. Upload your PDF, set the target, download. Same document. Same quality. Right size. Ready to submit.