Guides
Guides
The longer explanations — what a format actually is, what your photos are carrying, and how to stop doing the same job every month.
- 4 min read
How to Bulk Rename Photos by the Date They Were Taken
Rename hundreds of photos from the date the camera recorded, not the file date every copy resets. Runs on your own PC, on whole folders, with nothing uploaded.
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How to Compress a PNG on Windows (Without Losing Quality)
Shrink PNG files on your own PC with no quality loss at all. Whole folders at once, no upload, no file-size cap and no watermark. Free for Windows.
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How to Find Duplicate Photos on Windows
Find the same photo saved four times across a decade of folders. PhotoTray compares how images look, not just their file size, and never deletes on its own.
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How to Upscale a Photo Without It Looking Worse
Enlarge a small photo with an AI model running on your own CPU. No account, no credits, no upload — and an honest account of what upscaling can't do.
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Why iPhone Videos Won't Play on Windows (And How to Fix It)
There are two separate reasons iPhone clips won't play on a PC, and they need different fixes. Here is how to tell which you have, and how to fix both free.
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How to Open a HEIC File on Windows
HEIC photos won't open on most Windows PCs. Here is exactly why, the free Microsoft extension that fixes it, and how to convert a whole import at once.
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How to Remove EXIF Data from Photos on Windows
Strip EXIF data from your photos on your own PC — location, camera, everything, or just the parts you choose. Whole folders at once, nothing uploaded.
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How to Remove Metadata from a Photo Before You Share It
See exactly what a photo is carrying, then remove it — GPS, camera details, or everything. Runs on your own PC on whole folders, with nothing uploaded.
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What Is a HEIC File?
HEIC is the photo format iPhones save by default — half the size of a JPG at the same quality. Here is what it is, why Windows can't open it, and what to do.
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What Is an AVIF File? (And How to Open One on Windows)
AVIF is the image format the web is moving to — smaller than WebP, royalty-free, and unreadable by most Windows software. Here is what it is and what to do.
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Looking for a specific conversion? They are all on the free tools page — one page each.