Biblija (Sinod) is a free Bible app developed by Solvus Lab for Android users. The app is a Serbian translation of the Holy Bible, specifically the New Testament of Jesus Christ, as translated by the Commission of the Holy Archdiocesan Synod of the Serbian Orthodox Church. The app has a small size of only 0.6 MB.

The app offers a user-friendly interface and various features for the convenience of its users. It has both day and night reading modes, and users can adjust the text size according to their preference. The app also allows users to search for verses by words or phrases using quotation marks. Users can mark their favorite verses and highlight them with different colors and add comments to them as well.