For handing something on

Hand over the card today. Share the password later.

Give someone a MI8OS Card now without giving them the secret inside. The words stay closed until you share the Vault Password.

Share the card now, the password later

€49,00 for 3 cards. One-time purchase, no account.

A woman in a café holding up her MI8OS Card

Two steps, on your schedule

Write the message or the instructions in MI8OS and save them to a card. Hand the card over whenever it suits you.

The card on its own reveals nothing. When the time is right, share the Vault Password separately. They also need the MI8OS app and a compatible NFC phone.

You choose when it opens

  • Share on your termsHand over a card now and the Vault Password separately, when you decide.

  • A found card stays closedOpening the vault takes the card, the app, an NFC phone and your Vault Password.

  • No battery, nothing to chargeYour phone powers the card when you hold it close.

How it works

Write it once. Open it with a tap.

  1. 01

    Add your secrets

    Passwords, recovery phrases and private notes.

  2. 02

    Choose a Vault Password

    Only you know it. MI8OS never keeps a copy.

  3. 03

    Encrypted on your phone

    Before anything reaches the card.

  4. 04

    Tap your card

    Hold it to your phone and the vault is saved.

Who can open it

A found card is not enough

  • Your MI8OS Card
  • The MI8OS app on an NFC phone
  • Your Vault Password

Opening the vault takes all three. Nobody can recover a forgotten Vault Password, not even MI8OS.

MI8OS Card gen 2

3-card set

€49,00

In stock

Ships from Switzerland Europe: 3–7 business days Worldwide: 7–14 business days

30-day returns money back guarantee Secure checkout

  • End-to-end encrypted
  • No subscription
  • One-time purchase

FAQ

Before you buy

What does the other person need?

The card, the MI8OS app on a compatible NFC phone and the Vault Password, which you share separately.

Someone finds a card I lost.

They have an unlabelled card containing encrypted data. There is nothing on it that identifies you or the vault.

I lose my phone.

Install MI8OS on another compatible phone, tap any card and enter the vault password to restore access.

I forget my vault password.

The vault cannot be reset or recovered. There is no reset option, recovery code or hidden way around the password.

MI8OS as a company disappears.

Your cards do not depend on an account or MI8OS server to hold their data.

Does the card need charging?

No. It has no battery and is powered by your phone during a tap.

Which phones work?

An iPhone or Android phone with the MI8OS app and a working contactless reader.

Keep your secrets
where you can hold them.

Share the card now, the password later €49,00