Dear Son
EST. 2026
COMING THIS YEAR · iOS FIRST

Letters,
across the years.

∞ D

A quiet place to write to the people you love — kept until they're ready to read.

THE MOMENT YOU'RE WRITING FOR

On the day,
this opens.

D
To my dear one,
on your eighteenth.

Exactly when you said. Not a moment sooner.

The letter unlocks on the day you chose. They read it the way it was meant to be read — without you in the room, without your nerves, without anything between your words and them.

THREE BEATS

The shape of a letter.

01
2026
Written.
A Tuesday morning.
You tap out a paragraph, drop in a photo of the kitchen, record a voice memo of the song your mother sang you. The draft saves itself.
02
2026 – 2041
Sealed.
Held for fifteen years.
When the letter is ready, you seal it. Choose an age, a date, or a milestone. We store it. We watch the calendar so you don’t have to.
03
2041
Delivered.
The day they turn eighteen.
The letter unlocks for them, exactly on the day you chose. They open it the way it was meant to be opened — quietly, on their own time.
WHAT PEOPLE WRITE ABOUT

A starter chapter list.

Some are milestones. Most aren't. A letter can be a video clip, a single photo, three silly sentences — whatever the moment asked for.

01
“The morning you turned three.”
A SMALL TUESDAY
02
“How you laughed in the bath today.”
A 12-SECOND VIDEO, AGE 2
03
“The face you made eating a lemon.”
ONE PHOTO, NO WORDS
04
“A song I want you to know by heart.”
A VOICE MEMO, THREE MINUTES LONG
05
“What I learned about money, the hard way.”
FOR THEIR FIRST PAYCHECK
06
“Be brave.”
FOR ANY DAY THEY NEED IT
MORE THAN ONE VOICE

A vault, not a diary.

A child can have more than one person writing to them. The vault holds letters from both parents. From the grandfather they never quite got to know. From the aunt who knew them when they were small.

Every writer has their own seal.
Every writer keeps their own schedule.
Every letter, the same vault.
M
Mom · 8 letters
D
Dad · 17 letters
G
Grandma · 5 letters
THE PROMISE

Made to wait.

The years are the gift. Below: four small ones that arrive while you wait.

01
They hear you, from before they could speak.
Voice memos from a Tuesday morning. The song their grandmother sang you. Words that knew them before they knew themselves.
02
You meet yourself, years ago.
Drafts you wrote one ordinary night and forgot. The vault keeps everything — so when you come back, you find what you cared about the morning your child turned three.
03
At the end, a small archive of love.
Not a letter — a record. By the day they read it, the vault has grown with the relationship. It’s the thing they’ll keep when everything else is gone.
04
A drawer of small moments.
A photo of the kitchen floor. A voice memo on the way home. The vault turns a year of ordinary days into a single, kept thing.
BEGIN A VAULT

One letter.
One person.
Whenever you're ready.

We'll send one note the day the app is ready. Nothing else.