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Enclosed vs Onetime Secret: catalog facts
Enclosed	Onetime Secret
Free Free and open source under the Apache 2.0 licence.	Freemium Free to create secret links, with paid plans listed on the pricing page.
Web, Self-hosted, Command line	Web, Self-hosted
Client-side encryption with a zero-knowledge server Password, expiry and burn-after-reading options	Links self-destruct after one view Optional passphrase and expiry
Meant for one-off sharing, not ongoing file sync	Only for text, not files Recipient must open the link before it expires
Web application, Self-hosted	Web application, Self-hosted, Hosted service
Open source	Open source
License: Apache-2.0	License not stated
No account needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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