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Frogr vs Flickr Uploadr: catalog facts
Frogr	Flickr Uploadr
Free Free software under the GPL-3.0 license.	Paid Requires a paid Flickr Pro subscription.
Linux	Windows, macOS
Uploads photos and videos with tags, descriptions and visibility settings Can import tags from image metadata	Uploads an entire photo collection in bulk Reads from local folders, hard drives, iPhoto and Dropbox
Requires a Flickr account The Mac OS X build is unsupported	Only available with Flickr Pro Uploads only to Flickr
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
Account needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

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