The first cell phones came with ringtones, which allowed the users to personalize the sound of the incoming call. Back then, there was no way to change the sound of the default factory presets, so the only option was to change the sound. However, Vesku Paananen saw an opportunity to make a business out of it and created a ringtone company. Today, ringtones are available for phones made by various manufacturers.
Website: https://dzwoneknatelefon.pl/