Comfortable Portability
Lightweight and compact design
for easy measurement anytime, anywhere.
[onesoftdigm] (hereinafter referred to as "onesoftdigm") has established and disclosed the following privacy policy to protect users' personal information and their rights in accordance with the Personal Information Protection Act and other related laws.
The company collects and uses personal information for the following purposes. The collected personal information will not be used for purposes other than those stated below, and if the purpose of use changes, prior consent will be obtained.
The company collects the following personal information for service use:
The company processes and retains personal information within the retention and usage period prescribed by law or within the period consented by the user.
The company does not provide personal information to external parties in principle. However, there are exceptions as follows:
The company will promptly destroy personal information when the retention period expires, the purpose of processing is achieved, or when the information is no longer needed.
The company takes the following measures to protect personal information:
Users can access, correct, delete, or request the suspension of processing their personal information at any time. Requests will be processed without delay.
The company has appointed the following personal information protection officer to ensure the company's responsibility in processing personal information and handling users' complaints:
This privacy policy is effective from the enforcement date. If there are any changes due to laws, policies, or internal company guidelines, the changes will be announced through the website notice.

A portable body composition analyzer for the whole family,
helping you track and plan biometric data for a healthier body.
Product Features
Lightweight and compact design
for easy measurement anytime, anywhere.
Advanced analysis of internal body resistance
for accurate body composition measurement.

Monitor your measurement results in the app
and easily manage body composition changes over time.
Enjoy extended use on a single charge
for stable and reliable measurements.
ONESOFTDIGM looks forward to
being part of your journey toward better health.



![]() | ![]() | ![]() | |
|---|---|---|---|
| Feature Comparison | |||
| Body Fat Percentage | ✓ | ✓ | ✓ |
| Body Fat Mass | ✓ | ✓ | ✓ |
| Skeletal Muscle Mass | ✓ | ✓ | ✓ |
| BMI | ✓ | ✓ | ✓ |
| Body Water | ✓ | ✓ | ✓ |
| Basal Metabolic Rate (BMR) | ✓ | ✓ | ✓ |
| Heart Rate | ✓ | ✓ | |
| Stress | ✓ | ✓ | |
| Skin Temperature | ✓ | ||
| Blood Pressure | ✓ |
| Model Name | FRA-W10 | FRL-B10 | FR-B30 |
|---|---|---|---|
| Country of Origin | Republic of Korea | Republic of Korea | Republic of Korea |
| Dimensions | 10 × 2.9 × 1.2 cm | 13 × 3.5 × 1.2 cm | 12.8 × 3.4 × 1.36 cm |
| Weight | 25 g | 40 g | 40 g |
| Battery Life | Up to 20 days | Up to 20 days | Up to 20 days |
| Current | Up to 150 µA | Up to 150 µA | Up to 150 µA |
| Frequency Range | 50 kHz | 50 kHz | 50 kHz |
| Charging | DC 5V | DC 5V | DC 5V |
| Bluetooth | BLE 4.2 | BLE 4.2 | BLE 4.2 |
| Measurement Time | 5 sec | 5 sec | 5 sec |
Technical Skills
Begin your biometric data-driven
health management with Fitrus Light.
The Fitrus app connects seamlessly with your device to recommend workouts and meals, providing useful insights to support your health journey. All measurement data is uploaded to a cloud-based platform for easy tracking and management.
The device connects to your smartphone via Bluetooth. Please enable Bluetooth on your smartphone to sync your data.
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