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Grabber vs Bulk Image Downloader: catalog facts
Grabber	Bulk Image Downloader
Free Free and open source under the Apache-2.0 licence.	Paid A $39.95 license, often discounted, with a free trial.
Windows, macOS, Linux, Android, Command line	Windows, Browser extension
Searches several imageboards in a single tab Powerful filename templates	Fetches full-size images instead of thumbnails Preview and select images before downloading
Focused on imageboards and booru-style sites Many options can take time to configure	Paid software Windows only
Downloadable app	Downloadable app, Browser extension
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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