Blog
Guides on images, PDFs, and the tools that handle them.
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- heic
- security
- privacy
Are HEIC files safe? What can and can't hide in an iPhone photo
People ask us weekly whether a .heic file can carry a virus. Short answer: no, not the way you're picturing. What's really inside the format, the image-decoder attacks that do exist, and why the converter site is a bigger risk than the file.
Published July 23, 2026 -
- aae
- iphone
- windows
What is an AAE file? Why iPhone photos bring them to Windows
You copied photos from your iPhone and got mysterious .aae files — and your edits vanished. What an AAE file actually is, why you can't convert one to JPG, and how to get the edited photo onto Windows.
Published July 18, 2026 -
- numbers
- windows
- spreadsheets
How to open a .numbers file on Windows (free, no Mac needed)
A colleague on a Mac sent you a .numbers spreadsheet and Windows won't open it. Why Apple Numbers files are locked out of Excel and Google Sheets, and the free browser way to convert one to .xlsx without a Mac.
Published July 13, 2026 -
- avif
- windows
- formats
How to open AVIF files on Windows 10 and 11 (free fix, no upload)
You saved an image from a website and Windows won't open it — because it's an AVIF. Why the Photos app fails, the free codec that fixes viewing, and how to convert AVIF to JPG without uploading anything.
Published July 13, 2026 -
- jfif
- windows
- formats
What is a JFIF file? Why Windows saves .jfif instead of .jpg
A .jfif file is just a JPEG with a different name — but upload forms still reject it. Why Windows does this, the registry fix that stops it, and how to batch-convert JFIF to JPG free in your browser.
Published July 13, 2026 -
- images
- photos
- how-to
How to rotate a photo without losing quality
Sideways photos that look fine on your phone but wrong everywhere else are an EXIF orientation problem. Here's why it happens and how to fix it for good, in your browser.
Published June 20, 2026 -
- qr-code
- how-to
How to make a free QR code that never expires
A lot of free QR generators quietly make codes that stop working unless you pay. Here's the difference between static and dynamic codes, and how to make one that lasts forever.
Published June 20, 2026 -
- heic
- formats
- compatibility
Why isn't HEIC supported? The real reason (and the 30-second fix)
HEIC has been around for almost a decade and still won't open half the places you send it. The reason isn't technical. It's patents. Here's what's actually going on, and how to get a file that works anywhere.
Published June 20, 2026 -
- images
- compression
How to compress an image for email (without losing quality)
Email attachments fail above 25 MB. Here's the right way to shrink a phone photo so it fits, without making it look like it lost a fight with a JPEG compressor.
Published May 8, 2026 Updated May 19, 2026 -
- heic
- iphone
- windows
Why HEIC files won't open on Windows (and the simple fix)
Your iPhone saves photos as HEIC. Windows email and forms reject them. Here's what HEIC actually is and how to convert it without uploading your photos anywhere.
Published May 8, 2026 Updated July 20, 2026 -
- formats
- images
JPG vs PNG vs WebP in 2026: which one should you actually use?
Three formats, three different jobs. A practical guide to picking the right image format for the web, for print, for sharing, and for archives, without the marketing fluff.
Published May 8, 2026 Updated May 19, 2026 -
- compression
How to shrink a PDF that's too big to email
Most email providers cap attachments at 25 MB. Here are five fixes for an oversized PDF, ordered by what to try first. What works, what doesn't, and which myths to skip.
Published May 8, 2026 Updated May 19, 2026 -
- privacy
Browser-based PDF tools: a privacy-first guide
Most online PDF tools upload your files. A few actually run in your browser. Here's how to tell the difference, why it matters, and what browser PDF tools can and can't do today.
Published May 8, 2026 Updated May 19, 2026