Rectangle is my preferred tool of choice for managing windows on Mac. But, the approach involved and the functionality offered by each of them is what sets them apart. Most of these apps are very similar in terms of fundamental functionality - the way they solve the window management problem. So, to help simplify the process for you, here is a curated list of some of the best window management software for macOS. And therefore, it is likely that you might be on the look for some better window managers for your Mac. To add to that, if you use it to manage your desktop, you would also be familiar with its shortcomings and the limited scope of use.
If you are a macOS user and you multitask with multiple apps at once, you would be aware of the Split View functionality that lets you run two apps simultaneously in a split window setting.