Guides
Practical guides to what a photo file carries and how FluidGhost works with it: metadata, file formats, perceptual hashes and the API.
All guides
-
Photo privacy
How to Remove EXIF and GPS Data From Photos
Your photo can carry the place, the time and the phone it was taken with. Here is how to see that data, and how to remove it on every major platform.
· 7 min read
-
Image fingerprints
Perceptual Hashes Explained: PDQ, pHash and dHash
A plain, step-by-step look at how three common perceptual hashes turn a picture into a few dozen bytes, and how two of those fingerprints are compared.
· 8 min read
-
iPhone formats
HEIC, HDR Gain Maps and Live Photos Explained
An iPhone photo is often more than one image. Here is what a HEIC file holds, what a quick JPEG conversion throws away, and how to keep it.
· 6 min read
-
Honest comparison
FluidGhost vs ExifTool vs Online EXIF Removers
Three ways to deal with the metadata inside your photos, what each one is actually for, and when the free option is the right one.
· 7 min read
-
Instagram policy
Instagram's 2026 Originality Rules: A Guide for Agencies
Instagram now limits recommendations for accounts that mostly post other people's work, and identical copies lose out to the original. Here is what the rules actually say and how to plan a multi-account campaign around them.
· 8 min read
Looking for endpoints and parameters? Read the API docs