SR Companion

A companion app for the SmartRow rowing sensor. Connect via Bluetooth to see real-time rowing metrics, force curves, and power data on your iPhone, iPad, Apple Watch, or Mac. Available in English, German, French, and Spanish.

SR Companion is an independent, third-party companion app for the SmartRow rowing sensor — not affiliated with, endorsed by, or developed in cooperation with SmartRow or Ergometer Innovations B.V.

REAL-TIME WORKOUT DATA

- Pace, average pace, speed, stroke rate, calories, and calories per hour — updated every stroke

- Tap any metric section to collapse it for a streamlined view — your layout is remembered

- Odometer-style stroke count and distance displays with smooth rolling digits

- Drive phase sweep animation on stroke length shows your stroke rhythm in real time

LIVE FORCE CURVE

- See your drive force profile as you row

- Smooth morphing between strokes for fluid visual transitions

- Optional previous-stroke overlay for technique comparison

- Peak force and work-per-stroke tracking

STROKE SCORE — TECHNIQUE FEEDBACK

- Every stroke is scored 1–10 on Timing (peak position) and Shape (match and smoothness), color-coded red/orange/yellow/green

- Reference curve follows the "Grinko style" described by Dr. Valery Kleshnev — strong leg-drive and an early peak

- Target curve is dynamic: it adapts each stroke to your current rate and peak force

- In-app info screen explains the methodology and cites the sources

POWER GRAPH

- Track power output across your session stroke by stroke

- Average power reference line with optional tolerance band

- Power consistency feedback shows percentage deviation when you drift outside your target range

- Rolling window mode to focus on recent strokes

HEART RATE ZONES

- 5-zone heart rate model from Recovery (Z1) through Max (Z5)

- Zone-colored display with animated progress ring showing percentage of max HR

- Configurable max HR: automatic from HealthKit age or manual entry

- Two formulas: Classic (220-age) and Tanaka (208-0.7x age)

APPLE WATCH COMPANION

- Use your Apple Watch as a heart rate monitor during workouts

- Auto-launches and streams HR as soon as you open the iPhone app

- Session Ready screen shows connection state and live HR

BLUETOOTH HEART RATE MONITOR

- Pair any Bluetooth LE heart rate strap as an alternative to Apple Watch

- Heart rate displayed during workouts with zone coloring and percentage of max

- HR data included in all exports

PEAK TRACKING

- Peak power, peak work, and peak pace highlighted with a flash when you set new session highs

- Configurable steady-state holdoff suppresses alerts during your first strokes

AUDIO FEEDBACK

- Configurable chimes for distance milestones, new peak achievements, and power consistency threshold crossings

- Full-screen flash at configurable distance intervals

FTMS BROADCAST

- Rebroadcast your rowing data as an FTMS fitness machine over Bluetooth

- Third-party apps like CityRow, Kinomap, Regatta, and ErgZone can connect to receive your metrics in real time

- NEW: Relay your rowing data to the Peloton fitness app, including your heart rate signal

- Broadcasting continues in the background during your workout

SESSION HISTORY & SYNC

- Browse past sessions with power, pace, heart rate, and distance graphs

- iCloud sync keeps your sessions across all your devices

EXPORT

- Auto-upload to Strava as Indoor Rowing with full power, distance, and heart rate data

- Auto-save workouts to Apple Health

Works with the SmartRow Pulley and SmartRow Power Handle. Not compatible with the WaterRower brand PowerPulley.

Requires a SmartRow sensor, sold separately by SmartRow / Ergometer Innovations B.V. (www.smartrow.fit). This app is an independent third-party tool and is not affiliated with or endorsed by the manufacturer.