Coming Summer 2026. Global Coverage + Local Express Nodes.

Send Snail Mail via
API or Web App.

A brand new transactional mail service bringing modern digital opportunities to traditional correspondence. From an API for automated corporate billing to a personal "virtual printer" for individuals.

Join Waitlist For Developers

Color Printing Included  |  GDPR Compliant

Love letter envelope
POST /v1/dispatch
const letter = await postService.send({
  to: {
    name: "Alex Doe",
    address: "Mannerheimintie 1",
    city: "Helsinki",
    country: "FI"
  },
  file: "wedding_invitation.pdf",
  color: true,
  envelope: "no_window" // Direct Imprint
});

Status

Dispatched to Posti (FI)

Smart Routing & Premium Options

We optimize for speed or price automatically. You choose the priority, we handle the logistics through our distributed network.

Express Local

Printed inside the destination country. Injected into domestic post for speed.

  • 🇬🇧 UK, 🇫🇮 Finland, 🇮🇪 Ireland, 🇹🇷 Turkey
  • 1-3 Days Delivery

Eco Saver

Printed at HQ in Bulgaria. Uses high-speed international mail. Best for bulk.

  • Global Coverage
  • 5-9 Days Delivery
Boost Open Rates

Direct Imprint

Standard window envelopes look like bills and get ignored.
Direct Imprint envelopes look like a personal letter.

  • No Plastic Window
  • Address Printed on Paper
  • +€0.20 per letter

Complete Transactional Mail Solutions

From individual virtual printing to enterprise-grade automated billing and inbound document capture. We cover all your physical mail needs.

For Business (B2B)

Automate your corporate CRM, HelpDesk, and billing systems. Send official letters, paper billing, and generate business stationery or document templates.

Inbound Mail & P.O. Box

Customized postal addresses with document capture. We receive, automatically recognize, process, and forward your physical mail directly to your email or CRM.

Private Customers (B2C)

Your personal "virtual printer" in the cloud. Easily send standard letters, customized postcards, and beautiful invitations manually through our dashboard.

Partnership Network

Mail processing centers can join as network nodes. Make a profit fulfilling local delivery orders, cutting transmission time and improving efficiency worldwide.

Want to become a Partner?
app.postservice.io/compose
Upload PDF
Write Letter
Send Postcard
Send Photos
Color Printing: ON

Subject: Contract Cancellation

Dear Sir/Madam,

I am writing to formally request the cancellation of my subscription...

Premium Envelope

Direct imprint, no window. (+€0.20)

Print & Post Now ( €3.70 )
No Coding Required

Don't have a PDF?
Just type it like an email.

Our easy-to-use editor lets you type your letter directly in the browser. We'll format it professionally, print it in full color, and mail it for you.

1

Upload PDF or Write Text

Drag and drop a file, or simply type your letter. Color logos and images are included free.

2

Customize Envelope

Choose a standard window envelope or a Premium Direct Imprint envelope to ensure your letter gets opened.

3

We Print & Post

We print your text on high-quality paper, envelope it, and stamp it instantly.

Try the Letter Editor

Built by Developers,
for Developers.

Integrate postal capabilities into your app in minutes. We provide SDKs for Node.js, Python, and PHP.

Simple REST API

Stateless, predictable, and easy to debug. Uses standard HTTP response codes.

Webhooks

Receive real-time events: letter.printed, letter.dispatched, letter.failed.

// Example Response

HTTP/1.1 200 OK
{
"id": "req_89234jsd",
"status": "processing",
"estimated_delivery": "2025-10-24",
"routing": {
"origin": "Helsinki, FI",
"cost": 4.50,
"currency": "EUR"
}
}

Transparent Pay-As-You-Go Pricing

Price includes: Printing (1 page Color or B&W), Standard Envelope, and Postage. No monthly fees.

Destination Eco Saver via Bulgaria Hub (5-9 days) Express Local via Local Node (1-3 days)
🇧🇬 Bulgaria (HQ) — €2.50
🇬🇧 United Kingdom €2.90 €4.20
🇫🇮 Finland €2.90 €4.50
🇮🇪 Ireland €2.90 €3.90
🇹🇷 Turkey €2.50 €3.00
🇪🇺 Rest of EU €3.50 Not Available
🌎 Rest of World (USA, Asia, etc.) €4.50 Not Available

Optional Add-ons:

Premium Direct Imprint Envelope (+€0.20)

No plastic window. Address printed directly on the envelope. Higher open rates.

Extra Pages (+€0.15 / page)

First page is included. Additional pages cost extra.

See bulk pricing for >1000 letters/mo