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Ice Cubes vs Ivory: catalog facts
Ice Cubes	Ivory
Free Free and open source; source code is published on GitHub.	Paid Paid app with a free 7-day trial.
macOS, iOS	macOS, iOS
Native SwiftUI app for iPhone and Mac Widgets, share extension and Shortcuts support	Timeline position syncs across devices Native design for iPhone, iPad and Mac
Apple platforms only Requires an account on a Mastodon server	Apple platforms only Paid after the trial
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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