Question 1

What is Preserve U?

Accepted Answer

Preserve U is a digital time capsule service that lets you create encrypted messages, videos, and audio recordings, scheduled to be delivered to your loved ones at a specific future date — automatically.

Question 2

How is my content protected?

Accepted Answer

All content is encrypted client-side in your browser using AES-256-GCM before it leaves your device. We store only ciphertext — we cannot read your messages under any circumstances.

Question 3

What is a Dead Man's Switch?

Accepted Answer

A Dead Man's Switch automatically releases your time capsule if you haven't checked in within a set period — ensuring your message reaches the recipient even if something happens to you.

Question 4

Can I send a video message to someone in the future?

Accepted Answer

Yes. Preserve U supports video, audio, image, document, and text capsules. All are encrypted before upload and delivered automatically at your scheduled date via email.

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