onsim: Exercise to Your Rhythm
Workout Just for You
Free
onsim provides you with the ideal exercise heart rate zone and personalized workout prescription based on a pre-exercise health survey.
Stop running or walking without a plan—build an efficient and safe workout routine tailored to your body.
Q. Who should use Onsim?
A. onsim is recommended for those who already exercise but feel little effect, those who want to manage their workouts more systematically after a medical checkup, those who wish to improve their fitness safely and comfortably, and those who find it difficult to start exercising due to conditions such as hypertension, diabetes, or dyslipidemia.
Q. How are exercise heart rate and duration calculated?
A. onsim calculates your personalized target heart rate zone (onsim Zone) and exercise duration using scientifically validated ACSM (American College of Sports Medicine) formulas, based on your age, gender, resting heart rate, and health survey responses.
Q. Where does onsim collect exercise data from?
A. onsim uses data provided by your smartphone and smartwatch. It collects and analyzes information such as heart rate, step count, distance, calories, and workout time to generate detailed exercise reports.
Q. Is onsim a medical service?
A. No. onsim is a health management and exercise guidance app. It does not replace medical diagnosis or treatment.
If you have any health issues or are currently under medical care, please consult your physician before exercising.
onsim is not responsible for any problems that may occur from the use of information provided in the app.
Q. What permissions are required to use the app?
Accurate exercise analysis requires the following access permissions.
If these essential permissions are not granted, the service cannot be used.
[Required Permissions]
Location: Collects location information during exercise and walking
Activity Detection: Detects user’s physical activity status
Workout: Collects user’s workout data
Heart Rate: Analyzes heart rate during exercise
Resting Heart Rate: Calculates recommended heart rate
Distance Moved: Analyzes workout distance
Total Calorie Consumption: Analyzes energy expenditure during exercise
Step Count: Analyzes step data during exercise
Blood Glucose: Visualizes weekly average glucose trends
Blood Pressure: Visualizes average blood pressure changes
Weight: Analyzes weekly weight changes
1. App Optimazations
2. FIx Errors
The developer, 에이치비커넥트, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Health & Fitness
- Contact Info
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Size
- 71.4 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple Watch
Requires watchOS 10.6 or later.
- Languages
- English and Korean
- Age Rating
15+
- 15+
- Infrequent
Medical Treatment Information
Contains
Health or Wellness Topics
- Provider
- Name
HBconnect
- Copyright
- © 2025 HBconnect