Large KML files will crash or severely lag mobile mapping applications. MBTiles files only load the specific tiles required for the user's current view bounding box and zoom level.
Before diving into the conversion, it helps to understand what these formats are and what they're best used for. convert kml to mbtiles
KML (Keyhole Markup Language) is an XML-based format originally developed for Google Earth. It is a human-readable, text-based standard for defining geographic features and their visual styles. A KML file can describe points, lines, polygons, and even 3D models, along with their colors, icons, and pop-up descriptions. Large KML files will crash or severely lag
MapTiler allows you to drag and drop a KML file directly into its interface. You can visually select your zoom levels and export directly to an MBTiles format compatible with mobile viewers. KML (Keyhole Markup Language) is an XML-based format