Your data.
Nobody else's.
Selteer builds privacy-first tools with end-to-end encryption — so we technically can't read your data, even if we tried.
Why Selteer
Privacy isn't a feature.
It's everything.
Every Selteer tool is built on the same foundation — one that makes it technically impossible for us to access your data.
End-to-End Encrypted
Your data is encrypted on your device before it ever reaches our servers. We store only ciphertext — never your plaintext passwords, notes, or secrets.
Zero Knowledge
Our servers have no master key. We can't decrypt your data — not under a court order, not after a breach, not ever. The architecture doesn't allow it.
No Sign-Up Required
For some tools, we don't need your email, your name, or any identifying information. Nothing to breach. Nothing to leak. Start in seconds.
"This isn't a privacy policy loophole. It's architecture."
We can't hand over what we don't have. That's not a promise — it's math.
Our Products
Tools built on privacy
Each product is independent, but every one shares the same zero-knowledge foundation.
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Prifasi
2FA · Passwords · Notes
One vault for everything sensitive. No sign-up. No email. No way for us to read your data — because we never could.
Nugas
Todo & Collaboration
Simple, focused task management with team collaboration. All your data encrypted with your Selteer account.
Kesmu
Personal & Business Finance
Track expenses and income, monitor your cash flow, and get daily, weekly, and monthly reports with spending analytics — for personal or small business use.
More coming
Future tools
We're building more privacy-first tools. Every product we ship will share the same zero-knowledge foundation.
Start protecting
your privacy today.
All our tools are built on the same foundation — end-to-end encrypted, zero-knowledge, and built for people who take their privacy seriously.