I use OsmAnd on Android and it has a feature to overlay (or underlay) map tiles from multiple sources. I use the OSM tiles as my default and overlay Microsoft's satellite imagery over them, which I can turn on and off (or even adjust opacity with a slider).
I use OsmAnd on Android and it has a feature to overlay (or underlay) map tiles from multiple sources. I use the OSM tiles as my default and overlay Microsoft's satellite imagery over them, which I can turn on and off (or even adjust opacity with a slider).