SHARP CORPORATION developed the SH-03J User Manual app for Android users. It is categorized as an Education & Reference app and a subcategory of Books. The app allows users to view and access the user manual for SH-03J, as well as directly launch some functions and device settings from the app's instructions. This feature makes it more convenient for users to use their SH-03J device.

It is important to note that this app is only compatible with the SH-03J device and cannot be launched on other devices. Before installation, users must confirm and understand that they need to download the app for first-time use. Additionally, downloading and updating the app may incur separate packet communication fees. Therefore, it is recommended to use a packet flat-rate service to avoid additional costs. If users choose to download using Wi-Fi, the download size is approximately 6.3 MB, and there are no packet communication fees.