App: IO ∙ Converter & Calculator
Developer: Alex Codrington
Genres: Utilities, Productivity

IO (Input/Output) is a powerful and simple multiplatform unit and currency converter.

Features:
∙ 13 essential categories
∙ Over 120 different units
∙ Live currency updates
∙ Calculator functionality (on iPhone and iPad)
∙ Available on iPhone, iPad, Apple Watch and Mac
∙ No Ads

Release notes:
UK volume units have been added.