Compare software

1time vs OTS: catalog facts
1time	OTS
Free Free to use and open source under the MIT licence.	Free Free and open source under the Apache-2.0 licence.
Web, Self-hosted, Browser extension, Command line	Web, Self-hosted
Encryption happens in the browser before upload Optional passphrase and choice of view count	Encryption happens in the browser, so the server never sees plain text Secrets are deleted after the first read
Trusting a hosted instance means trusting its served code Small project with few contributors	In-memory storage loses secrets on restart Anyone who gets the link first can read the secret
Downloadable app, Web application, Self-hosted, Browser extension	Self-hosted
Open source	Open source
License: MIT	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.