If you have a Nexus Phone you can try Android M Developer Preview. Typically google Nexus phones are the first to get latest Android OS updates. So if you are a lucky Nexus device Owner you can Install Android M Developer Preview.
If you don’t have a Nexus Device you can still try Upgraded Android M Apps on your Android Phone or Tablet. Follow the below instruction to get Android M’s new Clock Application on any Android device.
How to Download Android M Clock App
This method will work for all Android phones and tablets from Sony, Samsung, LG, HTC, and etc. the only requirement is your phone should run Android 4.0 or later. Before downloading the App, you need to turn on “Unknown Sources” in Phone Settings.
How Enable Unknown Sources on Android
This method is same for all devices, but the name of the Settings listed here may vary a little from device to device. To enable unknown Sources Open your Phone’s main settings menu, and look for an entry named either “Lock Screen and Security” or “Security” then Select it. From the menu toggle the switch to turn on “Unknown Sources” or tick the box to enable “Unknown Sources” and a warning message will appear Press ok. Now you can install any Android App from unknown Sources. you are all set and ready to install Android M’s Clock App.
Install Android M Clock App
The Android M Clock Application APK file is available in APK mirror website. The file is safe to install and would not harm your device in any way. Rather than waiting for google to give this update as official for your device, which can take days. Download and install it just like other Apps Click Here to Download Android M Clock App. wait for the download to complete, and tap the notification to install the App. This clock Application will install as Update if you already have Google’s clock App. if not it will be Install as a new App. when installation completes Click Done.
Android M Clock 4.0.1 Features
Apart from user Interface changes, the most important update to Android M Clock App is the Option to choose which day you want the week to start with, you can choose from Sunday, Monday, and Saturday.
Most of the world starts their week on Monday. United States peoples use Sunday as the start of the week. And obviously there are certain countries and cultures use Saturday as the start of the calendar week. So now everyone can customize their app just as they want.
Courtesy: APK Mirror