Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Stencil - Stencil is a the fastest and simplest way to design images and graphics for digital marketing.
Sketch - Professional digital design for Mac.
Crello - A simplified graphic design tool with 10,000 free templates.
Invision - Prototyping and collaboration for design teams