HEIC can keep high-quality photographs in fewer bytes than older JPEG workflows. Convert when a form, app, or recipient does not support it, not merely because the extension looks unfamiliar.
Why iPhone photos often use HEIC
HEIC is a container commonly used with HEVC image coding. Apple devices can capture efficient photos, depth-related data, bursts, and metadata in this family while using less storage than many comparable JPEG files.
When JPG is the useful result
Some upload forms, older desktop apps, and simple integrations accept JPEG but reject HEIC. A JPG copy trades some encoding efficiency and alpha capabilities for broad compatibility.
- Keep the original HEIC in your photo library.
- Convert a copy for the destination that needs JPEG.
- Resize or compress the JPG only when the destination also sets dimensions or a byte cap.
Color and metadata
Device HEIC files may carry wide-gamut color and camera metadata. A conversion should normalize orientation and be checked visually. Remove metadata separately when privacy, not compatibility, is the goal.