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OTS vs Onetime Secret: catalog facts
OTS	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	Web, Self-hosted
Encryption happens in the browser, so the server never sees plain text Secrets are deleted after the first read	Links self-destruct after one view Optional passphrase and expiry
In-memory storage loses secrets on restart Anyone who gets the link first can read the secret	Only for text, not files Recipient must open the link before it expires
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
Not stated if it works offline	Needs internet
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.