90+ Hidden Android Secret Codes

When a smartphone is manufactured, it has to undergo several tests and analyses. But testing every feature would be time-consuming. Therefore, secret codes for Android were introduced. These codes are not hidden, but they are lesser-known to the users. Unstructured Supplementary Service Data or USSD is a protocol that generates a query upon our request to the service providers and provides us with the desired information. In this article, we have compiled a comprehensive USSD codes list & tricks for the most common mobile phone manufacturers such as Samsung, Xiaomi, Realme and many more!

90+ Hidden Android Secret Codes

Apart from common secret codes, some codes are used by specific manufacturers on their devices exclusively.

• USSD codes provide various details about the device and also perform specific tasks. USSD codes can be used in all cellular networks and do not require connecting to the Internet.
• Man-Machine Interface i.e. MMI codes are used to provide information such as IMEI number, hidden menu, and such.

Note: You must be careful because some of these codes might cause data loss and/or perform a factory reset of your Android phone. In addition, some of these may or may not work anymore.

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Most Popular Mobile Phone USSD Codes and Tricks List

Given below is the list of common mobile phone codes and tricks to retrieve information about your Android device:

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Common Secret Code for Android for Testing

Read below the list of common hidden codes for Android to perform various tests:

Common Secret Code for Android for Network Configurations

Listed below are common hidden Android secret codes for Android smartphones for network info and settings:

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USSD Codes for Android for System Stats

This list of USSD codes for Android has to be used with caution as these will cause permanent changes such as dumping of data or factory reset.

Miscellaneous Hidden Codes for Android

Below is the list of miscellaneous secret codes available for Android smartphones:

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USSD Codes List for Common Smartphone Brands

A few USSD codes are manufacturer-specific and thus, can be used only in phone models developed by that particular Android phone manufacturer.

1. Samsung

2. Xiaomi

3. Realme

4. Asus

5. Motorola

6. Sony

7. OnePlus

8. Nokia

9. HTC

10. Huawei

Frequently Asked Questions (FAQs)

Q1. Are all secret codes common for all Android versions?

Ans. The USSD codes mentioned in the beginning of the article are common for all Android versions. However, there are a few codes that are limited to certain versions and manufacturers that have been listed separately.

Q2. How to enter USSD codes on an Android device?

Ans. Open the Phone dialer app and type the USSD code. The code will then generate the necessary information or perform the desired function as it is supposed to.

Q3. How to know that the codes are working on my device?

Ans. To see if the code is working on your phone, you need to enter the code in the phone dialer app. If the required information is provided or an action is performed, then the code is working on your device. If nothing happens, then the code won’t work. Refer to the Android phone manufacturer code list given above for specific USSD codes.

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We hope this article enlightened you on hidden Android secret codes and tricks for most popular Android smartphone manufacturers. Keep visiting our page for more cool tips & tricks and leave your comments below.