Compare software

Threads vs Tumblr: catalog facts
Threads	Tumblr
Free Free to use.	Free Free to join and post.
Android, iOS, Web	Web
Large mainstream audience Optional fediverse sharing over ActivityPub	Reblogging makes sharing and discovery easy Mix of text, image and video posts
Centrally owned and operated by Meta Fediverse support is optional and partial	Centralised, proprietary platform owned by a single company
Downloadable app, Web application, Hosted service	Web application
Closed source	Closed source
License: Proprietary	License not stated
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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