A free program for Android, by Old Ringtones Apps.

Old Ringtones for Nokia 2600 is an application that contains the ringtones of old Nokia phones, specifically the Nokia 26. With this application, you can set the ringtone, message tone, and alarm sound to your own phone. The ringtone can be set to a particular contact, and the message tone can be set to a message that you are receiving. The alarm sound can be set to a message that is sent to your phone. 

The application is compatible with Android phones and tablets. To use the application, you first need to install it. The installation is done in the Android device’s internal memory. After the installation, you need to open the application and you will be able to see a list of all of the available devices. You need to select the device that you want to set the ringtone.