Unlike in Windows based systems, Add/Remove program feature is absent in Apple MAC OS systems. However, removing or uninstalling any application on MAC OS is quite easy and all you have to do is to move the application to the trash bin. However, doing this will not take complete care of uninstalling process on the MAC.
Actually, there are two types of programs that run on MAC machines: the one which is a bundled program, which can easily uninstalled by moving into the trash bin and another one is the non-bundled for which you have to put extra manual effort to remove the files completely from your system. Many program behind their setting files and many other small registry files, even after uninstalling process leaves which acquire unnecessary space on your hard disk. This space must be cleared to ensure better performance of your MAC machine and also to remove the garbage which is of no use.
Removing all the shortcuts, supporting files and preferences associated to the uninstalled program is a manual process in the MAC machines. Although if you want them to be removed automatically, you can make use of any third party uninstaller to uninstall both the non-bundled package as well as associated files and features from you MAC. There are lots many good freeware and paid tools which can help you in cleaning your MAC machine without giving much load on your wallet.
ApplCleaner Uninstaller Software (Freeware)
This is a fabulous freeware application which can completely uninstall any application on your MAC machine along with the associated files and preferences. This is especially developed for MAC machines to uninstall the programs and to remove the supporting files and shortcuts. With Appcleaner, you can uninstall any program using two options:
1) Either you can select and drag the program you wish to delete into the Appcleaner
2) Or you can search your hard drive and select the programs, plug-ins, widgets and items that you want to uninstall using Appcleaner.
Mac OSX Uninstaller (Not Freeware)
Mac OSX Uninstaller is although not a freeware, but still it is worth to pay for. It is a competent and intelligent tool which uninstalls the applications and takes the snap short of the changes which occur in the disk and folder. You can download the free 15 days trial version and can use with without any restriction on the privileges.
AppTrap Uninstaller Software (Open Source Freeware)
AppTrap is yet another popular open source freeware for MAC machine to uninstall selected programs from your MAC system. AppTrap basically adds a preference pane, which monitors the files and programs you sent to trash bin. When you delete any application, AppTrap window pops up and ask you “if you want to delete the associated files also”. AppTrap trash monitor makes the process quite streamlined and it enables you to focus on other important task rather than removing waste from your MAC machine.
AppZapper Uninstaller Software (Not Freeware)
AppZapper is another competent tool which is although not a freeware, but it is again worth to pay for. It performs quite similar to AppCleaner. You can download the trial version which will allow you to use some features, based on your experience you can go for the paid version.
With any of the paid tool, it is recommended to make use of trial version first and see, if the tool is competent enough to cater your requirement. Based on your satisfaction you can switch to paid version.