사이즈잇 is a free lifestyle app developed by Idiction for iPhone. It falls under the Health & Fitness subcategory. The app aims to provide users with accurate body measurements, personalized health coaching, and a fun way to track their progress.

One of the key features of 사이즈잇 is the easy and convenient body measurement using the smartphone camera. With just three measurements, users can obtain 30 different body measurements, including key sizes for shopping and exercising, such as waist circumference and neck size.

The app also offers personalized health coaching through its AI reports. By analyzing the measured sizes, users receive customized comments and can compare their measurements with age-specific averages to gain insights into their overall health.

Furthermore, 사이즈잇 provides a visual representation of body changes through analysis charts. Users can easily track their progress and compare before and after measurements. The app also offers styling coaching and psychological tests, adding a fun element to the experience.

For those who want to share their progress, the app allows users to add stamps to their photos and share them on social media platforms. Users can also compare before and after photos to visualize their transformation.

Overall, 사이즈잇 is an innovative app that combines body measurement, personalized health coaching, and fun content. It provides users with a comprehensive tool for managing their health and fitness goals.