When comparing Sproxel vs VoxelShop, the Slant community recommends VoxelShop for most people. In the question“What are the best voxel editors?” VoxelShop is ranked 2nd while Sproxel is ranked 11th. The most important reason people chose VoxelShop is:
VoxelShop is available for Windows, OS X and Linux.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Multiple export options
Exports to OBJ, MTL and 3MP.
Pro Free, open source and cross-platform
Sproxel is a free voxel editor that's available for Window and OSX. It's licensed under the New BSD License with source code available here.
Pro Intuitive UI
Pro Cross-platform
VoxelShop is available for Windows, OS X and Linux.
Pro Free
VoxelShop is Open Source. You can download and use the software for free, but donations are encouraged to support the project.
Pro Great for game-dev
Exported .dae files are optimized to lowest possible amount of polygons. Despite lack of animation support .dae files can be imported to Blender and animated.
Pro Layers
Pro Export to COLLADA
Pro Exports optimized meshes
The export (to DAE files) removes unnecessary geometry, creating an optimized model.
Pro Palettes
Easy to go with a theme.
Pro Textured voxels
Pro Exports to kv6
Helpful for making larger voxels for Doom.
Cons
Con Abandoned
Hasn't been updated since 2012.
Con Website is no longer available.
Con Does not support .obj export format
Con Really buggy
Sometimes it crashes at startup, some large models instantly crash the program, having the mirror function on causes every action to get mirrored (even imports get mirrored).