Smart scale sync, anywhere

BLE Scale Sync reads your Bluetooth scale from a Raspberry Pi, a NAS, Home Assistant or a desktop, and sends each weigh-in to 13 export targets, Garmin Connect and Strava among them.

Install BLE Scale Sync Find your scale See all exporters

Linux, macOS or Windows.
Local Bluetooth, an ESP32 or an ESPHome proxy.

scale protocols: 42
export targets: 13
ways to reach the scale: 4

docker logs -f ble-scale-sync

07:12:01[Sync]Scanning for any recognized scale...

07:12:09[BLE]Subscribed to notifications. Step on the scale.

07:12:16[BLE]Reading complete: 78.42 kg / 512 Ohm

07:12:16[Sync]Measurement: 78.42 kg / 512 Ohm

07:12:16[Sync]Body composition:

07:12:16[Sync] bmi: 24.2

07:12:16[Sync] bodyFatPercent: 18.6

07:12:16[Sync] waterPercent: 56.9

07:12:16[Sync] muscleMass: 60.71 kg

07:12:16[Sync] visceralFat: 7

07:12:16[Sync]Exporting to: garmin, mqtt, strava...

07:12:18[Garmin]Garmin upload succeeded.

07:12:18[MQTT]Published to scale/body-composition (qos=1, retain=true).

07:12:19[Strava]Strava weight updated to 78.42 kg.

07:12:19[Sync]Waiting 30s before next scan...

From the scale to your apps. No phone in between.

The scale is recognised from its Bluetooth advertisement. See the scale list

Read by

This host's Bluetooth

ESP32 proxy

ESPHome proxy

Home Assistant Bluetooth

BLE Scale Sync

78.42 kg

Body fat: 18.6 %
Water: 56.9 %
Muscle: 60.71 kg

See the formulas

Sent to

Fitness apps

Smart home and data

Self-hosted trackers

Notifications

Each user gets their own targets, picked by weight when several people share one scale. See every export target

Install on the machine near your scale

Docker container

Linux, including Raspberry Pi and NAS.

docker run --rm -it ... setup

Home Assistant add-on

Home Assistant OS or Supervised, set up in the add-on UI.

Node.js package

Linux, macOS and Windows, on the host's own Bluetooth.

npm install -g ble-scale-sync

✔ How do you want to identify your scale? Scan for nearby scales (Recommended)

Scanning for BLE devices... (15 seconds)

Make sure your scale is powered on (step on it to wake it up).

✔ Found 1 recognized scale(s):

5C:E5:0C:4A:7B:21 MIBFS [Xiaomi Mi Scale 2]

✔ Use MIBFS (5C:E5:0C:4A:7B:21)? Yes

✔ Scale MAC set to: 5C:E5:0C:4A:7B:21

Select export targets:

? Exporters:

❯◉ Garmin Connect (per-user) — Upload body composition data to Garmin Connect

◉ MQTT (shared) — Publish body composition data to an MQTT broker (supports Home Assistant auto-discovery)

◯ InfluxDB (shared) — Write body composition data to InfluxDB (v2, and v3 via its v2-compatible write API)

◉ Strava (per-user) — Update weight in your Strava athlete profile

◯ Telegram (shared) — Send measurement notifications to a Telegram chat via a bot

Free and open source under GPL-3.0. Measurements go only to the targets you configure. The setup wizard finds the scale and writes config.yaml.

Install BLE Scale Sync

Product names and logos are trademarks of their owners.

Smart scale sync, anywhere

From the scale to your apps. No phone in between.

Install on the machine near your scale

Docker containerRead the guide

Home Assistant add-onRead the guide

Node.js packageRead the guide

Docker container

Home Assistant add-on

Node.js package