Plain coloring game uses tap or click actions to fill images with colors. i found the controls are simple and the main goal is to color pictures.
Tap or click to choose colors and fill spaces, then slide to color larger areas.
Controls are tap or click actions to fill images. There are no stated features like timer, hints, toggles, modes, levels, or difficulty.
Most actions are tap or click to fill and slide to color. Use the stated controls to color pictures and avoid messy overlaps.
Q: What are the controls? A: Tap or click actions to fill images.
Q: What is the objective? A: Color pictures using tap or click actions.
Q: Are there any stated features? A: Not stated.
Q: What is the main mechanic? A: Fill areas with colors using tap or click.