Download of Postage Calculator for Royal Mail 1.1 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The application lies within Productivity Tools, more precisely Calculators.
We recommend checking the downloaded files with any free antivirus. This free Mac application was originally created by Royal Mail. The most popular version among Postage Calculator for Royal Mail for Mac users is 1.1. Some of the application aliases include "Royal Mail". The latest version of the application is supported on Mac OS X 10.7 or later.
From the developer:
The Royal Mail Postage Calculator quickly shows you which services are available for your package or letter. This app instantly calculates prices for: First & Second Class, Recorded (Signed For), Special Delivery, Airmail, and Surface Mail.
You may want to check out more Mac applications, such as Scientific Calculator, Mail.Ru Agent or Mail Backup X, which might be similar to Postage Calculator for Royal Mail.