Every android user know about Google app store i.e Google play.It has lots of applications both paid and free.By using Google play appstore  you can directly download and install applications but you cannot get the .apk file separately.Setup files may need some times for example if your memory card formatted or corrupted and loss your applications.So if you need the setup files tryout these 3 websites.

1. 1mobile:

1mobile.com is the one stop to all android apps and games.Maximum no of applications are available in this app market with direct download support.1mobile gives approximately 200000 applications direct downloads without sign in into Google play.You can choose apps and games from the app lists like photo editor apps,hands free,voice apps,ski apps,apps starter kit,games starter kit.Editors choice may give a guidance for your needs.If you have internet download manager in your browser then read this article to download .apk files with idm.

2. freewarelovers:

The homepage is simple with only four sections and you will click on android freeware and go to the android apps section.Apps and games will be divided into categories like communication,finance,multimedia and more.If you got confusion about categories then go to the browse section and select browse apps now all apps are in the list format.Now you can find apps by using the find option in your browser.

3. androidfreeware :

last but not least androidfreeware.net give no of free applications in various cat.especially it gives game cheat codes for popular games as apps.If you don't find any free app try to find it through search bar.

As truly said there is no perfect alternative to Google Play because Google Play is tree and the other websites are branches to that.

When you access Google play store from PC and want to install an app or game to your Andriod device, your request is processed but the app or game is downloaded only to your device and after that installation process begins.That is ,you cannot download the apk installer to your PC from Google Playstore.
                                                                     But now it is possible to download apk files directly to your PC from Google Playstore. After downloading the APK files to your PC ,you can easily  transfer them to your PC using bluetooth or data cable.Clicking the apk files in your andriod device will start the installation of the app.
You may want to download apk files to your PC instead of installing them on your phone under following circumstances:

• Some apps are available only in some regions.So in this case you can download the app to your PC and then transfer it to your andriod phone.
• You do not have mobile data connection or  it is very slow.
• You may want to keep the apk file for future installation .
• Playstore says that certain app is incompatible with your device, but you know that app is working fine on your device.

So here is how you can download the apk files to your PC from Playstore:

•  There is an online app which made this possible.You need to go here - http://apps.evozi.com/apk-downloader/
• Put the link of app at in the box .The link of app is the Google play url of app .For instance,If i want to download subway surfer on my PC I will do as:

• Click on the Generate Download Link Button and it will generate a Download Link.Just click on this link and your download will start.

Note:This APK downloader only lets you download free apps and games from the Google Playstore.