Last updated: November 12, 2026

1. Introduction

LogMus ("the App") is a strength-training log app for iPhone and Apple Watch provided by SHIN MIKAMI ("the Developer"). This Privacy Policy explains how the App handles your information.

2. Information We Handle

The App handles the following information.

Information you enter (stored on your device)

• Training records (exercise, weight, reps, sets, units, etc.)
• Cardio records (distance, time, calories)
• Daily context (location type, time of day, training style)
• Exercise notes (free text)
• App settings (default unit, body-part order, etc.)

Information read from Apple Health (only with your permission)

• Body composition data (body weight, body fat percentage, lean body mass, and BMI)
• Height, used to calculate BMI

Information written to Apple Health (only if you turn on "Record as Workout" on Apple Watch and grant permission)

• Workouts (type: strength training; start and end times)
• Heart rate measured by Apple Watch during training
• Active energy (calories burned) measured by Apple Watch during training

Information collected automatically

• When you submit feedback or a bug report: the App's version information