Android devices has so many application pre-installed, the way android phone was build most things in it are applications but not all, i know some of you think that Google Play Services is an application. When you attempt to open it, nothing will happen. However, it is installed by default on all Android devices. It also sees regular updates, and the number of permissions it requires is impressive. Everything goes: access to and control over SMS, access to sensitive log data, access to all the information from Google applications; the list goes on.
What Really is Google Play Services
In short, Google Play Services is an application that is very closely linked to the Android system itself. It’s a package of APIs (things that assist programmers and allow apps to easily communicate with other apps) that ensure fewer apps are dependent upon Android OS updates to run.
What Does Google Play Service Do
Everything Google play store or any third party apps does with the apps on your phone goes through Google play services and it does most of the works on you android phone, its like a reminder that reminds the apps there duties, and it tells your phone when to update apps and introduces new features and settings to Google Play.
Google has released an updated version of Google Play Service version 9.4.52 that comes with more future and very very responsive you can download it Here.