The app is quite bare-bones and extremely easy to use, offering just the basic functions of a paint application. Paint Brush for Mac OS is like the perfect replica of MS paint. Quick Tip: Be sure to first make a copy of your image before editing with Preview, as it automatically saves all your changes and it could be really hard to revert back if you have already saved the image. You also get the ability to add a signature or signing your PDFs from Preview itself, image size formatting, and text formatting options.Īlthough Preview has a lot to offer, it may not be the perfect replacement for some as it does not allow you to create new image files which is its biggest setback. You can now find a whole host of editing options from simple sketching and drawing to insertion of various shapes and text and even adjusting image parameters like exposure, contrast, sharpness, and a lot more. Read: Use Mac’s Preview App like a Pro with These Tips & Tricks Next show the Markup Toolbar by clicking the icon shown below. To get started, open Preview and open up the image you want to edit or simply open the image with Preview directly. Even though we don’t have a full-fledged paint app, the Preview app does offer a few basic tools that you can use as an alternative.