You could have downloaded iPAYEfree 1.01 for Mac from our application library for free. This free Mac application was originally designed by David Langan. The program belongs to Productivity Tools. The latest version of the application is supported on Mac OS X 10.5 or later. The most popular version among iPAYEfree for Mac users is 1.0. The unique identifier for this app's bundle is uk.co.davidlangan.ipayefree.
From the developer:
iPAYEfree is a great and complex UK Tax Calculator program.
You can enter annual gross pay and the equivalent net pay (take home pay) is immediately displayed.
Also you can start with a target net pay and iPAYEfree will calculate the equivalent gross pay. The program fully complies with the HMRC Specifications for tax and NIC calculation.
You may want to check out more Mac applications, such as Calculus, V-Planner or iUnit OSX, which might be related to iPAYEfree.