Apowersoft - 2.77MB (Freeware)
Apowersoft Mac Screenshot can take snapshots of anything displayed on your Mac. The application is capable of making quick edits, uploading screenshots to cloud storage and sharing images online. You can also annotate your images by adding arrows, lines, circles, texts, and highlighting areas you need.
Key features include:
As well as annotation functions, Apowersoft Mac Screenshot allows you to upload screenshots to cloud storage provided by screenshot.net. Aside from the image uploading feature, it also supports saving your images in PNG, JPG, GIF, TIFF and BMP formats.