Use Cases
Six real reasons people seal their first capsule — and keep coming back to add the next one.
Build a Family Circle of recipes, immigration stories, and lullabies in your own voice. Time-locked capsules unlock for grandchildren at weddings and milestones.
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A private AI journal app where you speak to Eterna, track feelings daily, and lock motivational notes to open during future hard days. No feed, no algorithm.
Send a message to the future: record a letter for an 18th birthday, advice for a first heartbreak, or a wedding-day video, time-locked to arrive at life's real moments.
Build a group tribute capsule on Eternem: gather sealed messages from many people in a private Circle, all locked to one milestone Moment that unlocks them together.
Facing a diagnosis, a parent records voice messages, advice, and recipes for their children, time- and location-locked to arrive across their whole lives. Free to download.
Document your startup journey in time-locked capsules. Seal the hard early days and open them with your team at the milestone you swore you'd reach.