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Editorial Team
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Asked: 2026-05-29T06:19:11+00:00

i am using following code in android to get IMEI number of phone TelephonyManager

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i am using following code in android to get IMEI number of phone

TelephonyManager telephonyManager = (TelephonyManager)getSystemService(this.TELEPHONY_SERVICE);
        String imei = telephonyManager.getDeviceId().toString();

i have tested it on many phones

1) Samsung Ace (froyo)
2) Galaxy S
3) Galaxy S2
4) Samsung Geo (ginger bread)

works perfect and gives IMEI number

but while running same code on following deivce i get nothing 🙁

Android Pantech

any one guide me what could be the issue or if i use Device_ID to uniquely identify android device would that work for all devices?

and one more thing i have read in forum it is some times null and few famous devices give same Device_ID

any one put some light on it that what is the best way to uniquely identify device and that piece of code should work on all devices?

any help would be appreciated.

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1 Answer

  1. Editorial Team

    any one put some light on it that what is the best way to uniquely identify device and that piece of code should work on all devices?

    Unfortunatelly there is no 100% perfect way to identify an Android device. This is because Google does not provide a reliable way for this. Instead it recommends to track application installations (versus tracking devices). Here is a nice talk on this: Identifying App Installations.

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