It’s not only web development language you can also use for software development and services.

YES,we can use php in Software Development..

Of course you can use. PHP is highly demanded language. so secure, fast and easy to use in web developement

The advantages that are associated with PHP have made the software developers use them for the purpose of development as the idea of database connectivity and MYSQL is excellent and works better.

yes we can use PHP as now days 70% application are developed using mysql

You may use php in software development but you will have to install apache php on users system to run it.Php is usually used to develop web apps.That is why it comes under .net category of programming languages.

PHP is an amazing and popular language!

It is powerful enough to be at the core of the biggest blogging system on the web (WordPress)!
It is deep enough to run the largest social network (Facebook)!
It is also easy enough to be a beginner's first server side language!

We can use PHP in software development, PHP code can be basically blended with HTML code, or it can be utilized as a part of mix.

Yes, you can use php for software development. For this, you can use its built-in library.

I've been working on PHP Desktop that embeds IE browser control and php webserver so you can create desktop application using the same php code, but this project is incomplete. I only know of one other solution, but it is a commercial application called Exe Output, allows you to embed IE or Chrome browser and a php server.
- Pleasure to help

PHP developers develop programs, applications, and web sites using the dynamic scripting language PHP. PHP is known for web development and business applications.