DigitalStamp: buy stamps online
Frank letters with ease via the Post-App

Don’t have a stamp to hand? DigitalStamp offers you an easy way of buying a stamp online with the Post-App and franking your letter. No matter where you are – at home or on the go.

Anchor Navigation

The benefits for you:

  • Easy: Create a letter code with the Post-App.
  • Fast: Frank mail with just a few clicks and at no extra cost.
  • Convenient: Select the format and opt for A or B Mail, then pay directly in the app.
  • Anytime: Write the letter code in the top right-hand corner of the envelope and post directly in one of over 14,000 letter boxes throughout Switzerland.

Install the Post-App and frank stamps

If you haven’t installed the Post-App yet, you can do so free of charge now. You can find the Post-App in the App Store for iOS or the Google Play Store for Android.

Select the relevant store or scan the QR code.

Post-App QR code

Here’s how DigitalStamp for letters works

  • Open the Post-App

    Select the “Send” tile and then the “Frank letters” tile.

  • Frank your letter

    You specify the letter format you require and whether you want A Mail or B Mail delivery.

  • Pay

    Select or change the payment method and pay.

  • Use the letter code

    Write the letter code by hand as shown − on three lines and in a clearly legible way in the top right-hand corner of the envelope. Use a dark ballpoint pen or fine felt-tip. The letter code is valid for 10 days and can only be used once.

  • Send your letter

    Post your letter in any yellow letter box, or drop it off at a Swiss Post branch.

Video: DigitalStamp

Important information

The selected franking can be written by hand in the top right-hand corner of the envelope in the form of a letter code.

  • The letter code is valid for 10 days following receipt.
  • It can only be used once.
  • Receipts for orders can be accessed at any time in the “WebStamp” online service.*

* This function can be used once address verification has been completed.

Prices

  • Installation of the Post-App and the new DigitalStamp service on your smartphone is free of charge.
  • For the letter code, you pay for your chosen shipping option directly in the Post-App. There are no additional costs.

The fast choice
A Mail

Delivery the next working day, including Saturdays.

Find out more

Standard letter prices (up to B5)

up to 25 x 17.6 cm, up to 2 cm thick

1–100 g
1.20

Large letter prices (up to B4)

35.3 x 25 cm, max. 2 cm thick

1–1000 g
2.50

The inexpensive choice
B Mail

Delivery within a maximum of three working days, from Monday to Friday.

Find out more

Standard letter prices (up to B5)

up to 25 x 17.6 cm, up to 2 cm thick

1–100 g
1.00

Large letter prices (up to B4)

35.3 x 25 cm, max. 2 cm thick

1–1000 g
2.00

Do you want to send a parcel?
Frank parcels with the Post-App

You can also frank parcels conveniently via the Post-App and benefit from an online discount. You decide whether you want us to collect the parcel from you or if you want to drop it off yourself, and whether you want to print the parcel label yourself or let us do it for you.

General Terms and Conditions

Frequently asked questions