Keep the wonder and the waiting.
Remember the night the northern lights finally appeared, without losing the two years of wanting to see them.

Once & Someday is a private place for the experiences you hope to have and the moments you never want to lose. When a dream happens, its whole journey becomes part of the memory.
A first attempt. A family tradition. A sky you crossed the world to see. A small act of courage. Your life is made from all of it.
Creative firsts, family traditions, long-held dreams, and ordinary afternoons. They all belong.
Remember the night the northern lights finally appeared, without losing the two years of wanting to see them.

Your first handmade bowls do not need to be perfect to deserve a place in your story.

Keep the home you picture beside every contribution, with no deadline or overdue state.

Bring the photos, people, places, and details everyone remembers differently into one Moment.

Keep the coffee, the laughter, and the details that can bring an afternoon back years later.

Begin with an experience that matters to you. Let the story gather as life unfolds. When someday arrives, turn it into a Moment without losing everything that led there.
See your Moments on a map and reopen the stories connected to each place. When you return, its postmark gains another date.
Your story begins on your iPhone and stays under your control. Once & Someday has no account system and no social feed.
Your Moments and Horizons are stored locally. Pro can sync them through your private iCloud database.
Nothing new to sign up for. Open the app and begin with your own story.
Only anonymous product analytics, and you can turn even that off.
Export your complete archive, including photos and other media, whenever you want.
Yes. Turn any Moment into a designed image sized for a social feed or story. When a Horizon becomes a Moment, the share card celebrates the milestone and where it began.
A Storybook is a designed PDF created privately on your iPhone. Pro can make one from a completed Journey, a year in reflection, or all the Moments from one place. Keep it, print it, or share it.
Yes. Your archive begins on your device, there is no Once & Someday account, and optional Pro sync uses your private iCloud database.
Yes. Free lets you save Moments, create Horizons, and use “I lived this” when a dream happens. Optional Pro adds unlimited creation, richer storytelling, private sync, and Storybooks.
Start with one Moment. Hold one Horizon. Let the story grow from there.
Download free for iPhone No account · Private by default · iOS 18+