Best way to create unique id for server use in android app

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I need a unique media id for each media which I will upload on a server in my app, because of some reason I need to create it from the Android side. Can anyone suggest any best way to achieve this?

You can generate unique id using below code:

UUID.randomUUID().toString()

it will return a unique string.

Best way to create unique id for server use in android app, Full disclosure: my app used the below approach originally but no longer uses this approach, You can create your own anonymous ID from device information . I know there isn't any 'perfect' way of getting a unique ID without using permissions; however, Therefore official Android identifiers best practices clearly states:. I want to create a unique ID for my app. As given in the following link. I want to use InstanceID as the unique id. String uniqueID = InstanceID.getInstance(context).getId(); Because of some configuration setup, my server expects unique id to be in lower case only. As instance id gives both lower and upper case characters.

finally, I find the solution, I am using userId+System.currentTimeMillis() and create a unique code, it is unique for each media and also for each user.

Is there a unique Android device ID?, Generate unique ID at Android platform is a recurring theme among point of attention; client/server communication; login validation; in-app purchase verification; licensing purposes Only use an Advertising ID for user profiling or ads use cases. The SafetyNet APIs are the easiest way to determine whether a device is� Android users get attached to their devices and to applications that they love. One way to make your application lovable is to make it personal. Android devices know who your user is, what services they have access to, and where they store your data. …

for unique Id use current Time in miliseconds

System.currentTimeMillis();

How to generate Android Unique ID, Use cases where developers need this Unique ID are multiples. scores on a server; track apps installation; generate DRM for copy protection. ANDROID_ID seems a good choice for a unique device identifier because it's� There are over 1.6 million apps on the Google Play Store, which makes it the largest collection of mobile apps on the planet. However, a large portion of this total is occupied by apps with overlapping functions—think social media, news, weather, music players, and various other categories where developers compete against one another to garner the largest user base.

How to retrieve an Unique ID to identify Android devices ?, Besides the many uses that a unique mobile Device ID could have for the user uses a different device to sign in to your site(or your server side API), the best ways to create a device ID for your android and ios mobile apps� If you want to check unique device id like IMEI number through programmatically we can do this by telephonic manger as shown below example − Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.

Using Mobile Device IDs as additional factor of authentication , Generate unique ID at Android platform is a recurring theme among client/ server communication; login validation; in-app purchase verification; licensing purposes The SafetyNet APIs are the easiest way to determine whether a an video streaming app ,you should be tempted to use one strategy like� The demo app's application ID is reserved, so can't upload an APK that uses it. Change this ID in the app's build.gradle file: applicationId "com.tuningfork.your-unique-identifier" Clean the project (Build > Clean Project) and refresh the linked C++ projects (Build > Refresh Linked C++ Projects). Create a signing configuration for release builds.

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Comments
  • better way than which way?
  • Possible duplicate of How can I get the UUID of my Android phone in an application?
  • This could help developer.android.com/training/articles/user-data-ids
  • @Rohit5k2 sorry for a wrong word, I want to ask the best way, now I edited my question.
  • I thing this is the easiest solution for uniqueness
  • Easy doesn't mean correct. There is no guarantee of being milliseconds to be unique. What if another user takes the action at the exact same moment?
  • its in milliseconds so this will rarely happen and another one solution is by getting device id but what if he want to create multiple unique id then??
  • Seems you could use some read. developer.android.com/training/articles/user-data-ids
  • if 2 persons are upload media in-app at the same time it will create the same media id.