"Tissue" vs. "napkin": what's the difference?

What is similar?

Both "tissue" and "napkin" refer to products commonly used for hygiene purposes, can be used to clean or wipe surfaces, and are usually made of paper. They are often disposable and used in everyday life, particularly in settings involving food and cleanliness.

What is different?

A "tissue" is generally softer and used for personal hygiene, like wiping the face or blowing the nose. A "napkin" is typically thicker than tissue, used at dining tables for wiping hands and mouth. Napkins can also be made from cloth.

Which one is more common?