Billy Currency Converter

In plain words

Billy Currency Converter is an offline-capable app that converts between 170 world currencies with minimal steps. Designed for frequent travelers, it remembers previously used currencies and allows users to favorite preferred ones for quick access. The app prioritizes speed and ease of use, requiring only a few taps to complete conversions.

written from the facts on this page · October 2026

From the sources

Billy is a really fast and easy to use currency converter app, that allows you to convert between 170 world currencies even offline. It requires a minimum number of steps to convert from one to another, it remembers the last used currencies, and you can favourite your preferred ones for quick access. It’s all you need as a frequent world traveller!

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  170 currencies in your pocket

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  Simplify currency conversions on your web pages

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  Make currency conversion the easiest part of your journey

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