How to Resize Images on Mac Photos are an integral part of the business world, and most people have to send them in emails, upload them to the company's blog or to an Amazon page. Photos are often too large to be uploaded or sent to anyone, which is the reason why non-professional photo editors frequently need a simple and easy way to resize a large number of images. Most people think that in order to resize images you need to have a professional photo editing software, but in this article, we will show you how to resize images with apps that are already available to you on your Mac. Method 1: Resize Images on Mac with Preview app Regardless which version of Mac's operating system you have, Preview app is probably the quickest and the easiest way to resize images, since this app is available in all iterations of Mac OS and Mac OS X Resize a single photo on Mac with Preview App This app is often a default photo viewer on Mac computers so in order to open your photo in Preview app you just need to find the folder in which it is stored and double-click on it. Once the photo is displayed in the Preview app, click on the Tools menu and select the Adjust Size option. Before proceeding to resize your photo, make sure that Scale Proportionally option is activated in order to ensure that the proportions of the photo remain unchanged. You can also choose whether you want the size of the picture is to be displayed in pixels, inches, centimeters or percentages and then just change the values in the Height and Width boxes.
6 days ago You don’t need to pay for Photoshop or another photo editing app to resize images and make them smaller on a Mac. You can use Preview which comes as part of MacOS and resize images for free. Resize a Single Image in IrfanView. To resize a single image in IrfanView, open the Image menu, and then click the “Resize/Resample” command. You can resize by specific dimensions (pixels, centimeters, or inches) or by percentage.
If you like the results you got, go to the File menu and click Save As option to finalize the process of resizing your photo. Resize Images in Batches Using Preview App in OS X It often happens that you need to resize more than just one photo, so instead of changing the size of each photo separately, you can resize as many photos as you want simultaneously in the Preview app. In order to start the batch resizing process, you first need to select all the photos you want to resize in the folder in which they are stored and then open them in the Preview app. After the photos are displayed in the app, go to the Edit menu and click on the Select All option. Head over to the Tool menu, and select the Adjust Size feature. Change the values in the width or heigh boxes and make sure that the Scale Proportionally box is checked.
Finally, go to the File menu and click on the Save As option to save the resized photos. It is worth noting that the names of the commands may vary on different versions of Mac OS, but the batch resize process we described works on OS X Yosemite, Snow Leopard or any other Mac OS. Method 2: Resize images through e-mail All Mac computers have the E-mail app that allows its users to change the size of images before sending them. This app provides probably one of the fastest ways to resize images since all you have to do is drop the photo into the E-mail app, and select which picture size you want to use. Small, Medium or Large sizes are available, but in order to gain access to the resized image, you first need to send it. The app won't allow you to drag the resized photo from drafts, which means that E-mail app can't be easily used for resizing photos you want to upload on your blog or a social media account. Method 3: Crop and Resize Images on Mac with Preview Changing the number of pixels a photo has isn't the only way to resize an image.