This is a trial version, there is only one in-app-purchase to unlock everything.The limited features are:- 1 undo/redo- 1 layer- project management (save/load/import/export)- Sculpting toolsClay, flatten, smooth, mask and many other brushes will let you shape your creation.Need hard lines? you will also find some lasso/line/curve cutting tools.- Stroke customizationFalloff, alphas, pencil pressure and other stroke parameters can be customized.- Painting toolsVertex painting with color, roughness and metalness.You can easily manage all your material presets as well.- LayersRecord your sculpting and painting operations in separate layers for easier iteration during the creation process.Both the sculpting and painting changes are recorded.- Multiresolution sculptingGo back and forth between multiple resolution of your mesh for a flexible workflow.- Voxel remeshingRemesh quickly your mesh to get a uniform level of detail.It can be used to quickly sketch a rough shape at the beginning of the creation process.- Dynamic topologyRefine locally your mesh under your brush to get an automatic level of detail.You can even keep your layers, as they will be automatically updated!- Primitive shapeCylinder, torus, triplanar voxel and other primitives can be used to quickly start new shape from scratch.- PBR renderingBeautiful PBR rendering by default, you can upload your HDRI environment.You can always switch to matcap for a more standard shading for sculpting purposes.- FilesSave and open glTF, OBJ and STL files.Layers and PBR painting are only kept through GLTF files.- InterfaceEasy-to-use interface, designed for mobile experience.There is also a lot of customization possible!