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Guides, tips, and answers to common PDF questions.

August 15, 2026 · 3 min read

How to Merge PDF Files (and Join Them) Without Uploading

Combine or join PDF files in your browser in four steps. Works on Windows, Mac, and iPhone — files stay on your device, no Adobe, no sign-up.

August 15, 2026 · 3 min read

How to Reduce PDF File Size Without Losing Quality (2026)

Shrink a PDF 50–90% without wrecking text. Use Recommended compression in your browser — no upload — so scans stay readable under Gmail’s 25 MB limit.

August 15, 2026 · 2 min read

Is It Safe to Convert a PDF Online? What Actually Matters

Converting a PDF online is only as safe as whether the file is uploaded. Here is how to tell, what the 2025 FBI warning was about, and a private alternative.

September 4, 2026 · 2 min read

Is Online2PDF Safe? Legit Site, But It Still Uploads Your File

Online2PDF is a long-running converter, not a scam. It still uploads your PDF to a server. Here is what their policy says, and a no-upload alternative.

September 3, 2026 · 4 min read

“No Sign-Up” Isn’t the Same as “No Upload” — Here’s How to Check

Free PDF tools that advertise no sign-up do not always mean no upload. Here is a two-minute way to check any tool yourself.

September 17, 2026 · 5 min read

Does iLovePDF Steal Your Data? What Their Policy Actually Says

iLovePDF isn't stealing your data — but it does upload and store your file. Here's the real retention window from their own policy, and when that's fine.