Jan 09, 2018 Premium Sweet Home 3D. Premium Sweet Home 3D is an easy to learn home design software with professional features. This is the best software for beginners with no design skills or without other 3D design experience. The Sweet Home 3D is much cheaper than other applications because it costs $14.99. AUTOCAD – Leading 3D Modeling Software. The AUTOCAD for Mac is the best 3d modeling sof..