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GeoTag vs HoudahGeo: catalog facts
GeoTag	HoudahGeo
Free Free, from the developer's site or the Mac App Store.	Paid Paid app with a free trial.
macOS	macOS
Set a photo's location by clicking on a map Uses ExifTool, so metadata edits do not degrade the image	Several geotagging methods: GPX tracks, reference photos and maps Writes coordinates into the files themselves
macOS only Current version requires macOS 26 or later	Mac only Paid after the trial
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.