Apk manager (extract apk file)

I guess that you face some problem after updated some app.
It is roughly like this.
·Baggy After updating!
- Previous version is great useful than current version :-<
- New version has been covered in advertising too many.
· I want to find out whether there is a problem from which version
· I want to delete from the smartphone usually. because of background service.
· I want to extract the apk

This app is helpful.
You can easily save app version at that time it was easy to use before.

※ It does not support the paid version app, some apps.

Evaluation is too bad after updating a app.
but I want to make sure to update once
You can update it now!

This application is a β version.
I am planning to update a feature.

Please Rate. and tell our support staff if there is anything we can do to help in any way.
Thank you for your time.

※ copyright of some images you are using in-app is the property of Google, and are used under the conditions described in 3.0 display of license Creative Commons.