MapTiler is described as 'is graphical application for online map publishing. Your map can create overlay of standard maps like Google Maps, Yahoo Maps, Microsoft VirtualEarth or OpenStreetMap and can be also visualized in 3D form by Google Earth' and is an app in the Travel & Location category. There are four alternatives to MapTiler for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and iPad. The best alternative is Pix4Dmapper, which is free. Other great apps like MapTiler are WebODM (Free), OkMap (Freemium) and Polymaps (Free).