| V | Select / move parts |
| S | Sketch (Free, Polygon, Circle, Oval, Square, Rectangle) |
| T | Thruster — drag from center toward the nose |
| P | Pin (world or between overlapping parts) |
| A | Anchor tool — click a part to toggle fixed |
| O | Rotate tool — click/drag a part to spin it |
| [ / ] | Nudge selected part ±15° |
| W | Weld two parts |
| R | Spring |
| C | Cable |
| H | Switch |
| E | Wire (electrical) |
| F | Toggle Fixed on selected part |
| Shift+click | Add / remove part from selection |
| Follow (sidebar) | Camera tracks selection; 2+ parts zoom to fit |
| Delete | Delete selection |
| Ctrl+Z | Undo |
| Ctrl+Y | Redo |
| Ctrl+C / V / D | Copy / Paste / Duplicate |
| Esc | Cancel gesture → clear selection → back to Select |
| Enter | Close freehand sketch |
| F3 | Toggle object snap |
| F8 | Toggle ortho (H/V drawing; 15° while rotating) |
| Shift | Temporarily bypass snap / ortho |
| Ctrl+right-click | Quick snap kinds menu |
| Right-click | Context menu (copy, scale, flip, …) |
| Middle-drag / Space+drag | Pan the view (edit mode; middle-drag also works in Play) |
| Scroll | Zoom |
| Play / Pause / Stop | Run physics; Stop returns to editing |
| Assigned keys | Thruster Key / motor Key ← → in the sidebar (Off by default) |
| Drag free parts | Shove / fling dynamic bodies while playing |
| Click toggle switch | Flip switch during Play |
| Selected part | Orange “rotate” handle — drag to spin (polygons, circles, …) |
| Angle (sidebar) | Type an exact angle in degrees |
| ? / F1 | This help |
| Gravity (sidebar) | 1 = Earth, 0 = zero-g |
| Donate | Support on Ko-fi |