Rectangular Selection
Select rectangular or perfectly square areas.
Use the Rectangular Selection Tool to quickly make rectangular or perfectly square selections in your images.

With a collection of pixel-accurate selection tools powered by state-of-the-art technology, Pixelmator Pro lets you pick out and edit precise parts of your images with ease. So you can apply color adjustments and effects to specific areas. Select and copy objects from one image to another. Or focus all edits on a precise area without affecting the rest of the image.
Select rectangular or perfectly square areas.
Learn moreMake elliptical or perfectly circular selections.
Learn moreDraw freehand selections of any shape and size.
Learn moreMake straight-edged, polygonal selections.
Learn moreInstantly select a single row in your image.
Learn moreInstantly select a single column in your image.
Learn moreA beautiful and fast selection outline. Because every detail matters.
Learn moreQuickly and intuitively make accurate selections.
Learn moreTrace the edges of any object to snap a selection around it.
Learn moreEasily select objects and areas according to their color.
Learn moreMake selections of precise colors or entire color ranges.
Learn moreEnhance your selections manually or automatically.
Learn moreUse the Rectangular Selection Tool to quickly make rectangular or perfectly square selections in your images.
The Elliptical Selection Tool lets you easily make elliptical or perfectly circular selections.
With the Free Selection Tool, you can manually select areas of any shape and size by drawing a freehand selection.
The Polygonal Selection Tool gives you a simple way to make straight-edged, polygonal selections in your images.
Use the Select Row Tool to instantly select a single row in your image. The row can be as narrow as just one pixel, but you can also enter a precise amount of pixels to select.
Use the Select Column Tool to instantly select a single column in your image. The column can be as narrow as just one pixel, but you can also enter a precise amount of pixels to select.
Even the selection outline has been meticulously refined to work fast and look great. The marching ants are smooth, accurate, and improve the performance of every selection tool thanks to their optimized design.
Featuring an incredibly advanced selection algorithm, the Quick Selection Tool analyzes both colors and textures in your image to accurately detect the object you’re selecting. So to select any object, you simply have to paint over it. This makes the Quick Selection Tool one of the quickest and most intuitive ways to make pixel-perfect selections in any image.
The Quick Selection Tool analyzes both colors and textures for advanced edge detection. So even if two objects next to each other are exactly the same color, you can select each one separately with ease.
The Quick Selection Tool is direction aware. As soon as you start a selection, it finds the outline of the object you’re selecting. As you select more, the selection moves in the direction that you paint, snapping to the object’s edges.
Thanks to Smart Borders, your selection lines up perfectly with the nearest edge of the object you’re selecting — even if you move the selection brush slightly outside it.
A specially designed algorithm smooths the outline of your selection. With naturally smooth edges, your selection will blend in perfectly with the rest of the image if you apply any effects, or copy it to another background.
A handy live preview of your selection is shown when you hover over an area in your image — even before you start selecting.
The Magnetic Selection Tool makes complex selections effortless. Simply trace the edges of any object and watch an accurate selection snap around it automatically.
As you place selection anchors to guide your selection, the Magnetic Selection Tool snaps them perfectly to the object’s edges.
The Magnetic Selection Tool uses A* pathfinding to find the most accurate outline for almost any object — the same algorithm is often used to create optimal navigation algorithms in video games.
Start a selection using the Magnetic Selection Tool and finish it off using the Free or Polygonal Selection tools. Just hold down the Option key and click to select a straight edge, or draw to make a freehand selection. Once you let go of the Option key, you’ll switch back to the Magnetic Selection tool.
Using the Select Color tool, you can select objects and areas in your images according to their color. Thanks to a clever algorithm that gently smooths the selection outline, selections made with Select Color blend in naturally whenever you apply effects or copy them to other images.
The Select Color tool includes a clever algorithm that gently smooths the selection outline. So your selection blends in much more naturally whenever you apply any effects or copy it to another image.
The Select Color Range tool lets you select all similarly colored areas of an image. You can choose which color to pick using the color picker or enter specific colors in the Colors window. And with an adjustable range, you can select just one precise color or even transitions between multiple colors.
Manually enhance your selections to make them larger, smaller, softer, or rounder. Or use Smart Refine to automatically improve selections with stunning accuracy and speed.
Make quick edits to your selection while using Refine Selection. Simply paint over an area to select or deselect it.
As soon as you turn on Smart Refine, a sophisticated edge-detection algorithm instantly detects object edges in your image and automatically refines the selection outline for you.
Content-aware edge detection is always active as long as Smart Refine is on. So when you change the size, softness, or roundness of your selection, it will carry on snapping to the object’s edges.