sibaku MOBILE is a free app designed by Badan Pusat Statistik for Android devices. It is an updated version of the SPK app, which offers more data and a better user interface. The app is mainly used for statistical classification search, including the Klasifikasi Baku Lapangan Usaha Indonesia (KBLI), Klasifikasi Baku Jabatan Indonesia (KBJI), and Klasifikasi Baku Komoditas Indonesia (KBKI). Additionally, it comes with a new feature for searching the Standard Statistical Data.

The app provides a range of features such as code exploration, search by code/keyword, quick access to the last search history, code reading, code copying/sharing to other apps, and code saving. The user interface is easy to navigate, making it a reliable app for anyone who needs to access statistical classification data on the go. However, the app does not offer any contact information for the developer, and users are not encouraged to suggest feedback or report issues.