Photo Size Optimizer - Photo Size Optimizer for Mac is a powerful photo resizer and optimizer to optimize photos by 80% ~ 20%.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.
Invision - Prototyping and collaboration for design teams
ToolWiz Pretty Photo - ToolWiz Pretty Photo is a free powerful lightweight image editor.
Sketch - Professional digital design for Mac.