Technical analysis software gives a user the ability to quickly manage information and is often provided by a brokerage for free or a small premium. You can also get the software without having a brokerage.
These software allow users to perform a variety of tasks depending on the specific tool you use.
They often have but are not limited to charting, news, fundamentals, trade automations, back testing, and many other features that are useful for trading. It is important to note that they are called technical analysis software they are not limited to just technical analysis; many can be used as stock screeners, fundamental research tools, and much more.
Anyone interested in day trading stocks should be familiar with the basics of technical analysis, and try one or two software packages to see what all the fuss is about.