Sketch - Professional digital design for Mac.
Artboard Studio - Online graphic design app mainly focused on product mockups.
Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Image to Sketch - Convert images to pencil sketches with AI technology
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
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.