What is the difference between Mala Jaap and Naam Jaap?

[I have come across these beautiful features to do Jaap on HinduHub app and they feels like meditating, I am wondering what people usually do Naam jaap or mala jaap? Personally, I am more drawn to naam jaap because the feeling of seeing God's name written again and again gives me good focus](https://preview.redd.it/shw6o5j4vtke1.jpg?width=1080&format=pjpg&auto=webp&s=47a423b9efc60a19ba38ec9a60743093998bc3bd) https://preview.redd.it/nyfzv73bvtke1.jpg?width=1080&format=pjpg&auto=webp&s=d42fb96be51c9b3f8b48c22dede6f3dada0fc0b5