For the moments that matter

Send things
to your future self.

Lock away letters, photos, and videos. Choose when they come back to you. A week from now, a year, a decade. Your future self is waiting.

Create a Timebox
Opens in 5 years
"Read this when you forget why you started."
Sealed March 2026
Opens on a birthday
"Happy 40th. Here's who you were at 30."
Photos & letter inside
Opens when she turns 18
"I recorded this the day you were born."
Video capsule
Opens on New Year's 2030
"Let's see how many of these predictions came true."
10 predictions sealed
How it works

Three steps. Then time does the rest.

01

Create a capsule

Write a letter, upload photos, record a video, or leave a voice note. Make it as simple or rich as you want.

02

Set the unlock date

Pick a specific date, a milestone, or a life event. Your capsule stays sealed until that moment arrives.

03

Get it back

When the time comes, you get a message: "You left something for yourself." Then the memories come flooding back.

Why it works

Humans are wired for temporal emotion

The same psychology behind diaries, journals, and buried time capsules in the backyard. That pull between who you are now and who you'll become. Timebox gives it a home.

Nostalgia

Reconnect with a version of yourself you've forgotten existed.

Anticipation

Knowing something's waiting for you in the future changes how you live today.

Reflection

Growth is invisible day to day. A capsule from years ago makes it undeniable.

Pricing

Simple enough to not think about

Free
$0
Get started with your first capsule.
  • 1 capsule
  • Text and photos
  • Up to 1 year ahead
  • Email delivery
Lifetime
Elite
$100 once
Pay once, own it forever. No limits, no expiration.
  • Unlimited capsules
  • Unlimited time horizon
  • Group capsules
  • Priority delivery
  • All future features

Your future self has no idea what's coming.

Every day, you're becoming someone new. Timebox lets you leave breadcrumbs for the person you haven't met yet.

Create Your First Timebox