NFCLauncher

Using this app, you can change your Smartphone settings by touching NFC tag. For example, when you go back home and put your phone on your desk, your phone connects to your home WiFi access point and start music player automatically.
It is easy to use. Choose the items you want to change settings, push NFC tag write button and touch the NFC tag. That's it!!.
To change your Smartphone setting, just touch the tag. You don't need to start this NFCLauncher. If you touch the tag by using this NFCLauncher, it shows items written in the NFC tag.
It has a lot of items you can choose, like, WiFi/BT/4G on/off, tethering, launching apps, alarm, volume, and so on. You can some items in the single NFC tag, and change your phone setting in the order.
To make the manage of tag easy, this app shows the photo of the tag as icon by taking pic by the built in camera. So you don't confuse for which tag these items are.