SketchUp, Blender, Adobe Substance 3D Painter, ZBrush, meshmixer, Sculptris, Blockbench, Autodesk Mudbox, Sunny 3D, 3D Pixel Artist, 3D Model Maker, ShapeWorks, VoxelShop, Fragmentarium, VoxEdit, Deep Paint 3D, Sculptura, picoCAD, BodyPaint 3D, MagicaVoxel, TrueSculpt, Archipelis 3D, Dilay, Zero Brush, CrackArt, PlastiSketch, Tattoo, Pointshop3D, Acropora, MeshMagic 3D Modeling Software, Quixel Mixer, Putty3D, Future Paint 3d, 3D Slash, EasyToy, VoxelMaker, ShapeShop, Voxel Builder, Goxel, Artist3D, SculptGL, SpriteStack, Sculptfab, 123D Sculpt, Bforartists, iDough, GroBoto, Polybrush, Structure Synth, KenShape, Cubik Studio, Rocket 3F, Curvy 3D, Slab.js, PhotoAnim, MeshMolder, Instant Meshes, Voxelator, Blacksmith3D-Paint, LipService w/LBrush for Maya, PloppSL, Project Vox, SpritePile, Sharp Construct, Curious Blocks, Slab6, CB Model Pro, Blacksmith3D-Morph are some alternatives to 3D-Coat.