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Ice Cubes vs Whalebird: catalog facts
Ice Cubes	Whalebird
Free Free and open source; source code is published on GitHub.	Free Free software with no advertising, supported by GitHub Sponsors donations.
macOS, iOS	Windows, macOS, Linux
Native SwiftUI app for iPhone and Mac Widgets, share extension and Shortcuts support	Works with Mastodon, Pleroma, Friendica, Firefish, GoToSocial and Pixelfed Multiple accounts with streaming timelines
Apple platforms only Requires an account on a Mastodon server	Single-column layout only; multi-column needs the separate Fedistar app Desktop only, with no mobile version
Downloadable app	Downloadable app
Open source	Open 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 24, 2026

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