You can hide any file inside any image file by using your android device. Some of you may already know that this method is called as “Steganography“. If not, take a look at the Introduction to Steganography, otherwise skip it.
A lot of good steganographic tools are available for Windows, Mac, and Linux, but not that much for the Android operating system.
Now let’s dive into the how-to guide…
Here is how to hide any file inside any image file on android:
1. First, you have to download NiaStego and install it on your android device.
2. Open the app, then you will see a window as shown below.
You can find the processed image file(s) at Sdcard/NiaStego/StegoImages.
To retrieve the embedded file from an image file, select the image file and then enter the password, then tap on “Extract“.