Window Resizer AlternativesWindow Managers and other similar apps like Window Resizer

SmartSystemMenu extends system menu of all windows in the system. It appends next custom items to menu:

Sizer is a freeware utility that allows you to resize any window to an exact, predefined size. This is extremely useful when designing web pages, as it allows you to see how the page will look when viewed at a smaller size.

SmartContextMenu adds a context menu to all windows in the system. This program is enhanced version of SmartSystemMenu. I hope it will be more convenient, because it supports all types of windows, including windows without a system menu.

AutoSizer automatically resizes programs for you, keeping them at a specific size or keeping them maximized. One popular use is to keep Internet Explorer maximized when you go on the web. It works with most software programs, and supports maximizing to specific monitors on...

Penc is a window manager app for macOS designed for use with the trackpad. It lets you use trackpad gestures along with the Command key to move, resize and snap windows to the screen.

Windownaut is versatile window management app that let's you define keyboard shortcuts and active areas on your screen to resize an position the windows on your desktop.

For every window in the hierarchy, you can view its properties, like handle, class name, caption, size, position and more. You can also modify some properties, like Caption and Visible/Enabled.

A simple macOS menu bar utility to quickly resize the active window to your predefined dimensions.