When you’re done, you can tap 'Import to device' to export the ringtone that you created at https://klingeltonkostenlos.de/. After that, you can then import it to your phone or save it to your computer for later use.
If you want to make it more personalized, you can also add other sounds and music to your phone as a ringtone. You can do this by opening up your ringtone settings and selecting either the Phone ringtone or the Notification sound file.
Getting a ringtone that fits your personality can be an effective way to spice up your phone and make it more memorable. But it can be a challenge to find one that you like.