Keyboard shortcuts

Change the capture shortcuts in Settings › Shortcuts. The editor keys work whenever you're not typing text.

Capture

CaptureShortcut
Capture Area⌥⇧⌘4
Capture Window⌥⇧⌘5
Capture Fullscreen⌥⇧⌘3
Annotate Clipboard Image⌥⇧⌘7

Editor tools

ToolKey
Select & MoveV
CropC
ArrowA
LineL
RectangleR
DiamondD
EllipseO
TextT
Numbered stepN
PenP
PixelateB

Editor commands

CommandShortcut
Copy the image⇧⌘C
Save⌘S
Undo⌘Z
Redo⇧⌘Z
Copy, cut or paste a mark⌘C / ⌘X / ⌘V
Duplicate a mark⌘D
Select all marks⌘A
Zoom in / out⌘+ / ⌘−
Actual size / zoom to fit⌘0 / ⌘9
Show or hide the inspector⌥⌘I