A free app for Android, by Sebastian Kemper.
You have the option to quickly and easily build 3D floor plans with Smart Home Design, and you can also decorate your rooms to your preferences. With Smart Home Design, take images of your project in high resolution. Use 3D pictures to persuade your clients and business partners. Walk around your project virtually using the first-person mode. Plan your house renovation or equip your own place. You can get aid with this from smart home design.
This app also offers first-person mode, flycam mode, and 3D viewer for a better viewing and photo feature for high-resolution pictures. You can also use filtering operations, shadow and light effects, and skymap feature.