1.系统软件：
系统软件是为其他软件提供平台的软件。一些示例可以是操作系统、防病毒软件、磁盘格式化软件、计算机语言翻译器等。这些通常由计算机制造商准备。这些软件由用低级语言编写的程序组成，用于在非常基本的级别与硬件进行交互。系统软件充当硬件和最终用户之间的接口。
2.实用软件：
这些软件分析和维护计算机。这些软件专注于操作系统如何在此基础上工作，它执行任务以实现计算机的平稳运行。这些软件可能与 Windows Defender、Windows 磁盘清理工具等操作系统一起提供。
杀毒软件、备份软件、文件管理器、磁盘压缩工具都是实用软件。
系统软件和实用软件的区别：
| System Software | Utility Software |
| System Software maintain the system resources and give the path for application software to run. | Utility Software refers to software programs that add functionality to computer and help to perform in better way. |
| System Software is a general purpose software. | Utility Software mainly focuses on how computer infrastructure such as hardware, operating system, software, etc., operates. |
| System Software is Difficult to design. | Utility Software easier to build than System Software. |
| System Software have fast speed. | Utility software depends on the specifications of the system. |
| Without system software, system can’t run. | Utility Software can be downloaded either from web or comes pre-installed. |
| System Software can be either free or paid if downloaded from web. | Utility Software is mostly free to install in computer. |
| Example of system software are operating system, etc. | Example of utility software are : Avast antivirus, disk tools, backup software, etc. |