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✦
Star
Post
∞
Est. 2024   London, UK

Letters Across Time.
Unlocked only when the moment arrives.

 Tap anywhere to begin
I
How It Works · Step 1 of 3

Write & Lock.

✦ ✦ ✦

Compose your message. Choose a date at least 30 days away — up to 50 years. A unique key seals your postcard until that exact moment.

Tap to continue
What We Offer
Digital
Delivered anywhere in the world
Physical
Printed & posted, UK only
Time‑Locked
Your date. Your rules.
Private
You & them. No one else.
Star Post · Letters Across Time

Send something
worth waiting for.

Your words, sealed in time, delivered when it matters.

From 30 days to 50 years · Physical delivery UK only · Digital worldwide

Choose your postcard type
Digital
Delivered to inbox on delivery day. Encrypted until arrival. Worldwide.
From £3.99
Physical + Digital
Real postcard posted 2 weeks early + digital on the day. UK only.
From £9.99
then choose your cover image
Cover image

Upload

or
Select a type and cover image
✦   Your postcard   ·   Write as if ink on paper   ✦
Actual print size · A6 · 148 × 105 mm
Star Post · Letters Across Time
Your message
0 / 500
To
Delivery date
Min 30 days · Max 50 years
✓
Your details

Sealed & Encrypted.

Your message is locked. Only you and your recipient hold the key — revealed on delivery day.

Your personal key
——— · ——— · ———
Generated on payment · Sent to your email
Payment

Payments processed securely. No refunds once sealed.

Sent into the universe.
Waiting to be delivered.

Your postcard is drifting through time. It will arrive on .

Your Uni customer key · Customer service & further support
You are our valued customer
Check your email · Your key arrives on delivery day