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Onetime Secret vs OTS: catalog facts
Onetime Secret	OTS
Freemium Free to create secret links, with paid plans listed on the pricing page.	Free Free and open source under the Apache-2.0 licence.
Web, Self-hosted	Web, Self-hosted
Links self-destruct after one view Optional passphrase and expiry	Encryption happens in the browser, so the server never sees plain text Secrets are deleted after the first read
Only for text, not files Recipient must open the link before it expires	In-memory storage loses secrets on restart Anyone who gets the link first can read the secret
Web application, Self-hosted, Hosted service	Self-hosted
Open source	Open source
License not stated	License: Apache-2.0
No account needed	No account 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.