customizer

noun
UK /ˈkʌstəmaɪzə/
US /ˈkʌstəmaɪzər/

A person or tool that changes something to make it just the way you want.

She used the shoe customizer to add stars and her name to her sneakers.


OTHER MEANINGS

2. A feature in a computer program or website that lets you change how it looks or works.

The game's character customizer lets you pick hair, clothes, and colors.

3. A person whose job is to make or change things to fit a customer's special wishes.

The car customizer added a special paint job and new seats.

4. A tool or machine used to adjust or personalize an object.

He used a label customizer to print stickers with his name.