Sparx Plus is a free browser extension designed to enhance the usability of Sparx-Learning web applications, primarily aimed at secondary school students in the UK. This tool aims to improve the quality of life for users engaging with SparxMaths, while also having planned support for SparxScience and SparxReader in the future. It is specifically tailored for individuals already utilizing these platforms, thus providing a more streamlined experience without compromising the educational value of the applications.

The extension is open-sourced and available for download on GitHub, where users can also find a Firefox version. However, it is important to note that updates may be infrequent, and the extension's functionality could be affected by changes made to Sparx-Learning's platforms. Users should be aware that relying on this extension entails some risk of incompatibility with future updates from Sparx.