3D texturing without the frustration. Paint directly onto models with intuitive brushes, shapes, and fills. Build scenes and paint multiple models at once to see how they fit together. Import FBX, OBJ, glTF, or Blockbench files, add layers, and export crisp game-ready assets. Time saving and fun!

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About Draw on a Block

Draw on a Block video 1

Painting that's fun and productive.

Draw on a Block is a pixel-perfect 3D texture painter. Paint directly onto models, arrange them into scenes, and keep painting until everything fits together. No UV unwrapping. No bouncing between 2D editors and 3D viewers. Just load a model and start creating.

Draw on a Block screenshot 2

Paint

Paint textures directly on 3D surfaces with tools that snap to the texture grid.

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Pixel-Perfect Tools — Brush, line, shape, flood fill, gradient, magic wand, and blend brushes
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Up to 16 Layers Per Material — Real-time compositing with visibility toggles, merge, duplicate, and reorder
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Multi-Material Models — Paint models with multiple materials, each with independent layers and resolution
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Texel Grid Overlay — See exactly where each pixel lands on the 3D surface
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Explode View — Pull apart complex models to reach hidden geometry
Draw on a Block screenshot 3

Build

Arrange your painted models on a snap grid to create full 3D scenes — then keep painting them in context.

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Scene Builder — Place, rotate, flip, and duplicate models to build complete scenes
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Shared Textures — Paint any model once, and every instance in every scene updates instantly
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Paint in Context — See how your pieces gel together before you commit
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Fork to Customize — Need a variant? Fork a model to paint a unique version without affecting the original
Draw on a Block screenshot 4

Import & Export

Bring in your own models and take your work anywhere.

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Supported Formats — FBX, OBJ, glTF, GLB, Blockbench (.bbmodel)
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Per-Material Control — Set resolution and opacity type for each material on import
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Textures Auto-Detected — Existing textures are imported as your base layer
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Commercial License — All exports are yours for personal and commercial use in any engine
Draw on a Block screenshot 5

Built For

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Indie Game Devs — Texture game-ready assets without leaving the 3D view
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Pixel Artists — Nearest-neighbor filtering keeps your art crisp at any zoom
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Modders — Full Blockbench support for Minecraft, Hytale, Roblox, and more
Draw on a Block screenshot 6

Features at a Glance

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Resolutions from 32×32 to 1024×1024 and beyond
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Up to 16 layers per material
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Full undo/redo history
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Auto-save
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Decal library for stamps and stickers
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Palette editor
Draw on a Block screenshot 7

Steam data © 2026 Valve Corporation. Trademarks are property of their respective owners.

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