Qwartz

Low-poly 3D, pixel-painted

Free · In‑App Purchases

Build low-poly 3D models, paint pixel art directly on faces, and export to glTF, OBJ, or STL. One-time purchase, no subscription. Qwartz is a low-poly 3D modeler with built-in pixel painting on faces. Model game-ready assets, paint pixel art directly onto mesh faces with no UV mapping required, stamp tile sheets to build levels, and export to glTF, OBJ, or STL. Designed for indie game developers, pixel artists exploring 3D, and anyone who wants a focused 3D tool that respects their time. AUTO PIXEL PAINT • Tap any face and start painting — pixels appear directly on the mesh • Per-face pixel grid sized automatically from the geometry • Built-in palettes: PICO-8, DB16, DB32, Endesga 32, or your own • Pencil, eraser, fill, line, rectangle, circle, eyedropper • Move vertices and the pixel grid resizes with nearest-neighbor resample • No UV mapping required. No external tools. LOW-POLY MODELING • Object, face, edge, and vertex selection modes • Extrude, inset, loop cut, subdivide, merge, slide, dissolve, bevel • Transform gizmo with axis constraints and snapping • Edge-loop and face-loop selection on double-click • Seven primitives: cube, plane, cylinder, sphere, cone, torus, quad grid • Full undo / redo for every operation TILE MODE • Import a tile sheet PNG and stamp tiles onto mesh faces • Per-stamp rotation and flip for variety • Extrude faces to make walls, extrude edges to grow the grid • The whole level stays one editable mesh MATERIALS & UV EDITOR • Color materials and PNG-textured materials • Built-in UV editor with planar and box auto-unwrap • Pixel-perfect paint tools directly on the UV texture • Live preview synced between 3D viewport and UV editor IMPORT & EXPORT • Export to glTF (.glb), OBJ + MTL + PNG, STL, and PNG turntable GIF / MP4 • Import FBX and OBJ files • Open your models in Blender, Unity, Unreal, Godot, or any 3D tool • Open glTF and OBJ exports in any voxel or game-asset pipeline NATIVE & UNIVERSAL • Universal app — one purchase covers tablet and desktop • Pencil drives tools, finger orbits the camera on touch devices • Full hardware keyboard support • Document-based with iCloud and Files app support • Metal renderer, no compromises PRIVACY FIRST • All files stored locally on your device • No account, no login, no tracking • Works fully offline ONE-TIME PURCHASE Qwartz is free to download and evaluate. Everything works during evaluation — an evaluation watermark appears on exports. A single one-time purchase removes the watermark. No subscriptions. Your files are yours.

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The developer, Gargant, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

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    Seller
    • Gargant
    Size
    • 3.3 MB
    Category
    • Graphics & Design
    Compatibility
    Requires iPadOS 17.6 or later.
    • iPad
      Requires iPadOS 17.6 or later.
    • Mac
      Requires macOS 15.6 or later.
    • Apple Vision
      Requires visionOS 1.3 or later.
    Languages
    • English
    Age Rating
    4+
    In-App Purchases
    Yes
    Copyright
    • © 2026, Gargant