What are some alternatives?
When comparing SizeUp and Divvy, you can also consider the following products
Hammerspoon - This is a tool for powerful automation of OS X.
Intacct - Intacct is a cloud-based accounting and financial management system that is designed for the businesses of all levels.
Moom - Move your mouse over the green zoom button in any window, and Moom's mouse control overlay will appear (as seen in the above animation).
FreshBooks - The ideal accounting software for small business owners.
Slate - Slate visualises the structure of a spreadsheet. It lets you understand the sheet and find mistakes in a really quick, simple and intuitive way.
HarmonyPSA - HarmonyPSA - Professional Services Automation (PSA) for IT Businesses