I believe several of us do. I'm a recent convert to tablets myself. I don't know if I would consider mine small, but regardless of size they all seem to work pretty much the same.
Raster (bought) [e.g. Photoshop, PaintShopPro, Painter]
Raster (free) [e.g. GIMP]
Vector (bought) [e.g. Illustrator, Corel Draw, Xara]
Vector (free) [e.g. Inkscape]
Vector (Symbol driven) [e.g. CC, Dunjinni]
Online Generator [e.g. City Map Generator, Fractal World Generator]
Fractal Generator [e.g. Fractal Terrains]
3d modelling [e.g. Bryce, Vue Infinite, Blender]
Scanned hand drawn maps
Drawing Tablet and pen [e.g. Wacom]
I believe several of us do. I'm a recent convert to tablets myself. I don't know if I would consider mine small, but regardless of size they all seem to work pretty much the same.