Could you please elaborate on why you're asking if Blender is a good app? Blender is a widely used open-source 3D computer graphics software toolset used for creating animated films, visual effects, art, 3D printed models, motion graphics, interactive 3D applications, virtual reality, and video games. Are you looking for a recommendation for a specific purpose, or are you simply curious about its reputation in the industry? Depending on your needs, Blender could be an excellent choice due to its versatility, community support, and constant updates. However, if you're looking for a more specialized tool with a specific set of features, you might want to consider other options.