AndroEtch

AndroEtch is a simple linear drawing tool. The up-down-left-right buttons control the direction of movement of the cursor, leaving a colored line segment behind it. Steps can be individually undone. The entire drawing can be cleared. Segment colors can be changed. Drawings can be saved and drawings can be loaded as backgrounds for new drawings. The drawing starting point can be changed and drawings can have multiple segments.
Doodle with straight lines, create, save and share your best.

Create outlines for stained-glass, jigsaw puzzles, needle work or latch hook rugs based on a picture. This can be done by loading an electronic picture and etching around color areas. The results can be saved and used as a template for creating.

As a Graffiti Tool. Again load a background picture and overwrite it with the graffiti.

Maze Builder.