Progress with pro-grade insights — Umbra X, now on saleMeet the Umbra X ›

Know why, with Umbra Y.

Eight-electrode body composition scale to decode your weight.
Stay fit with all the info you need.

Shop Umbra Y · $79.99
Umbra Y LED display with key body metrics floating above the platform

Whole body scan.
Full-scale picture.

See early changes of key body metrics and BMI Weight Status on the Umbra Y display. Track long-term responses to training, nutrition, and recovery in the app. Know what's changing and what to adjust, in depth.

Measure every index.
Reach your all.

Visceral and subcutaneous fat readings

Lose body fat

Measure overall body fat percentage. Check for harmful fats hidden deep in the body. Know which areas you need to target.

Muscle mass reading of 154 lb

Gain lean muscle

Identify the new muscle you gain with every weigh-in. Make monitoring your bulk and reaching strength goals that much simpler.

Skeletal muscle reading of 70.8 lb

Build skeletal muscle

Track the muscles that keeps you moving. Keep it in balance to support bone health and ensure movement feels easy.

Segmental readings for left arm, trunk and left leg

Map muscle and fat

View your fat-muscle ratio in each body part across five major zones. Pinpoint areas to focus on in future workout plans.

Weight trend chart with daily rate and highs and lows

Chart trends over time

Differentiate fluctuations from real progress. See where you stand on your journey, and how your efforts are stacking up.

Body type assessment showing Muscular

Learn your body type

Decode your physical composition. Level up your bodily insights. Check for health risks while you're still in the early game.

A complete data circuit.
From hand to foot.

Double the sensors of standard scales. One full-body circuit, connected by 8 electrodes mapped across Umbra platforms and handles. A bodywide pathway that turns your torso, arms, and legs into numbers — a true whole-body reading.

Wireframe figure gripping the handle, with left arm, trunk and left leg readings

A scale for results. An app for insights.
FITINDEX Pro for the whole picture.

FITINDEX Pro app icon
Athlete on the scale with trunk readings and body score

Decode and dial in

See muscle and fat by body segment and reveal hidden trends.

Runner with weight and body fat goal progress

Fuel your growth

Set goals and get a clear direction on your next steps.

Body composition report in the app

Dive into the details

Access your body composition report on demand.

Weekly weight trend in the app

Own your progress

Spot where changes happen on the individual metric level.

Your data,
translated into action.

Filter out day-to-day fluctuations and show the trends that matter.
Everything syncs to FITINDEX Pro before you step off.

01Segmental body mapFat and muscle for each arm, each leg, and your trunk.
02Trends, not snapshotsView changes in 13 essential metrics across a week, a month, 3 months, and a year.
03Before and afterCompare the most recent reading with past data and see how your metrics moved.
Stay in sync with
your favorite apps
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Connect
Trends screen in FITINDEX ProComparison screen in FITINDEX ProMeasurement screen in FITINDEX Pro
Umbra Y display showing GOAL over a descending weight trend

Unlock your potential
with FITINDEX

Fitindex Umbra Y, top view
Best sellerHSA / FSA eligible

Umbra Y
Body Composition Scale

Get the full picture of how your body is changing. Assess your health parameters and track your progress with 50+ biometrics and their trends over time.

$79.99$89.99Save $10
or 4 interest-free payments of $19.99
★★★★★4.8 · 12,400+ reviews
Large LED display

See 7 key body metric readings and BMI Weight Status directly on the large LED display on the foot of the scale platform without opening the app.

8-electrode system with built-in handle

Four electrodes on the foot panel and four in the built-in handle create a full foot-to-hand measurement path, enabling more direct segmental analysis and more stable readings.

Powered by DF-BIA

Dual Frequency Bioelectrical Impedance Analysis (BIA) assesses body composition based on the impedance of low-frequency electrical currents sent through extracellular fluids and high-frequency currents through intracellular fluids for a more accurate, complete measure.

Free full-body report

Unlimited access to comprehensive reports, including body composition analysis, segmental muscle and fat breakdown, body type assessment, and body goal metrics.

Free FITINDEX Pro App

The free app tracks 50+ body metrics across multiple profiles with shareable progress charts and reports, turning health data into actionable insights. It provides key data, including body goal metrics with recommended milestones based on your current physical state, segmental fat analysis, and a comprehensive breakdown of your body composition.

  • Body goal metrics: Optimal weight, target to optimal weight, target to optimal fat mass, target to optimal muscle mass.
  • Segmental muscle and fat analysis: Left Arm, Right Arm, Trunk, Left Leg, Right Leg.
  • Body composition: Weight, Body Fat Mass, Bone Mass, Muscle Mass, Body Water Mass, Protein Mass, Skeletal Muscle Mass.
  • Obesity assessment: BMI, Body Fat Percentage, Obesity Assessment.
  • Other indicators: Visceral Fat Grade, BMR, Fat-Free Body Mass, Subcutaneous Fat, SMI, Metabolic Age, Body Type, Waist-Hip Ratio, Target Weight, Muscle Control, Fat Control, and more.
  • See whether weight change is fat, muscle or water.
  • Check BMI Weight Status on the scale without opening the app.
  • Segmental readings for arms, legs and trunk.
  • Spot left–right imbalances before they affect training.
  • Track trends instead of single readings.

Protect your scale

1-year standard warrantyIncluded with every Umbra Y
Free
Free shipping
1
In stock · Ships in 3-7 days
30
30-day home trialNot the right fit? Send it back for a full refund.

Get gym-level pro reads, at home.

FITINDEX Umbra Y
FITINDEX Umbra X
Gym scales
Dual-frequency, 8-electrode BIA system
Dual-frequency, 8-electrode BIA system
Dual-frequency, 8-electrode BIA system
Full-body detailed composition analysis
Full-body detailed composition analysis
Full-body detailed composition analysis
Segmental fat & muscle distribution
Segmental fat & muscle distribution
Segmental fat & muscle distribution
Daily measurements at home
Daily measurements at home
Availability by appointment with payment
Trend charting & progress tracking in app
Trend charting & progress tracking in app
No app for personalized insights
BMI weight class, made accessible at a glance
No body classification, only BMI in number
Results require access to gym
$89.99 once
$109.99 once
$25–70 per scan
Umbra Y$79.99$89.99
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