The limited free period has ended, but you can still use it for free after registering here,

https://www.runninghub.cn/ai-detail/19606540490476 99457?inviteCode=rh-v1092

The popular Nano banana desktop avatar maker

Steps:

Upload your image

Choose halfbody or full body

Choose Ratio,If you want to fill your lower body, or show your height perfectly, choose 9:16

Click Generate