Postage calculator

Meet Frank Vs Stamp. Our useful franking vs stamps UK Postage Stamp Weight Calculator. You may be surprised to see how much money you could save using a franking machine vs using stamps to send postal mail.

Try our postage savings calculator below to find out how much you could save!

Simply enter the number of items you have per day in the relevant boxes to see your savings!

Size/Format Weight 1st Class 2nd Class
Letters 0-100g
Large Letters 0-100g
101-250g
251-500g
501-750g
Size/Format Weight 1st Class 2nd Class
Small Parcel 0-1kg
1-2kg
Medium Parcel 0-1kg
1-2kg
2-5kg
5-10kg
10-20kg
Calculate your savings

Your annual saving is £

Here’s a breakdown of your savings:

  Stamp Prices * Franking Prices * Savings
Day £ £ £
Week £ £ £
Month £ £ £
Year £ £ £

* (Royal Mail prices effective from 3rd October 2023)