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No. Withings answers this directly on its own product pages: "Access to your baseline metrics and trends remains free within the Withings app." Weight, BMI, body composition (fat, muscle, water, and bone mass on models that measure it), and heart rate all sync and display with no subscription, no time limit, and results even show instantly on the scale's own screen without your phone nearby. Withings+ is a separate, optional layer at $9.95/month or $99.50/year that adds a Health Improvement Score, AI-generated insights, and (on compatible devices) expert medical review. It's genuinely optional software on top of hardware that works fully without it, not a gate on the scale's basic job.
What a Withings Scale Measures for Free, No Subscription
Per Withings’ own FAQ on its product pages, the core measurement and syncing features carry no subscription requirement at all. On the Body Smart, the current entry-level Wi-Fi model ($129.95), that free tier covers weight tracked to within 50 grams, BMI, body fat percentage, muscle mass, bone mass, and standing heart rate, all viewable instantly on the scale’s own screen and synced automatically over Wi-Fi to the free Withings app, no phone needs to be nearby at the moment you weigh in. Higher-end models in the same lineup (Body Comp at $229.95, and Body Scan) add more sensors, like segmental body composition or a built-in ECG, but the same rule applies across the range: the metrics the hardware is built to measure sync and display for free.
Withings states this explicitly in its own FAQ schema on the Body Smart product page: asked “Do I need a subscription to use my scale?” the answer given is “No. Access to your baseline metrics and trends remains free within the Withings app.” That’s about as direct a confirmation as an official source gets.
- What’s free: weight, BMI, body composition metrics your specific model measures, heart rate, trend history in the app, and instant on-screen results with no phone required.
- What isn’t: the scored, AI-narrated interpretation of that data covered below.

What Withings+ Actually Adds
Withings+ costs $9.95/month or $99.50/year, confirmed directly from Withings’ own support documentation. Every Withings product bought through the Withings web store comes with one month free; subscribing directly through the app instead gives a 2-week trial. Either way, it renews automatically at the standard rate once the trial period ends unless cancelled first, and Withings’ own support site describes cancelling as a self-service action from either the app’s subscription settings or the online dashboard, with no cancellation fee mentioned.
What the subscription unlocks, per Withings’ own description:
- Health Improvement Score: a holistic score built from your health data across categories like activity, body composition, heart health, and sleep, meant to summarize “how you’re doing” in one number rather than leaving you to interpret raw metrics yourself.
- Premium AI Insights (HealthSense): predictive analysis of your data that factors in your personal wellness profile and offers suggestions for adjusting habits.
- Clinical review on compatible devices: for ScanWatch models specifically, board-certified cardiologist review of your ECG recordings, delivered within about 24 hours per Withings’ marketing materials.
Free (any Withings scale)
- Weight, BMI, body compositionIncluded
- Trend history in-appIncluded
- Health Improvement ScoreNot included
- AI-generated insightsNot included
Withings+
- Health Improvement ScoreIncluded
- AI-generated insightsIncluded
- Free trial1 month with device purchase, or 2 weeks via app
Pricing confirmed directly from support.withings.com’s official subscription documentation and the Body Smart product page’s own FAQ schema, checked September 20, 2026.
- Who should NOT pay for Withings+: anyone who’s comfortable glancing at their own weight and body-composition trend line and drawing conclusions themselves. The Health Improvement Score and AI insights summarize data you can already see for free; they don’t add new sensors or new raw metrics.
- Who it’s right for: people who want a single number to track progress against rather than several separate metrics, or anyone specifically interested in the cardiologist ECG review on a ScanWatch, since that clinical-review feature has no equivalent in the free tier.
Is Withings+ Worth It? A Stance, Not a Shrug
For a standalone scale purchase, no. The entire physical value proposition of a Withings scale, accurate weight and body composition tracked over time, ships free, and Withings’ own FAQ confirms it rather than burying the fact in fine print. Paying $9.95 a month makes sense only if the specific thing you want is Withings doing the interpretation for you: a single trending score instead of four separate numbers, or an AI assistant suggesting what to adjust. That’s a real feature for people who find raw health data overwhelming, but it’s not a missing puzzle piece the hardware needs to function, and treating it as mandatory before buying a Withings scale would be a mistake based on what the company itself publishes.

Who Should NOT Buy a Withings Scale At All
If you specifically want a scale that works with zero app, zero Wi-Fi setup, and zero account, ever, a Withings scale isn’t built for that; every model in the lineup is designed to sync to the Withings app over Wi-Fi, even though using that sync costs nothing. A basic mechanical or simple digital scale with no connectivity will suit that use case better and cost less. Separately, anyone chasing the deepest body-composition detail (segmental muscle and fat breakdown by limb, or a full 3D body scan) should look specifically at the Body Scan model rather than the entry-level Body Smart, since the cheaper model’s free tier doesn’t include those extra sensors regardless of subscription status, that’s a hardware difference, not a software paywall.
This is the same hardware-plus-optional-data-layer shape covered in our Garmin Connect+ guide, where every existing free metric stayed free when the paid tier launched. It’s a different shape from Oura Ring or WHOOP, both of which lock meaningfully more of the core experience behind membership than Withings does behind Withings+.
Withings Body Smart
Weight, BMI, body fat, muscle and bone mass, and heart rate, synced free over Wi-Fi. Withings+ adds a scored summary and AI insights on top. 4.3★ (39,000+ ratings).
FAQ
Do I need a subscription to see my weight and body fat percentage? No. Withings’ own product FAQ states that baseline metrics and trends remain free within the Withings app on every scale in the lineup, with no time limit.
What is Withings+ and what does it cost? Withings+ is an optional add-on subscription at $9.95/month or $99.50/year. It adds a Health Improvement Score, AI-generated insights (HealthSense), and, on ScanWatch devices, cardiologist ECG review. It doesn’t add new scale sensors or new raw metrics.
Is there a free trial of Withings+? Yes. Buying a qualifying device through the Withings web store includes one month free; subscribing directly through the app instead gives a 2-week trial. Either way it renews at the standard price automatically unless cancelled first.
Can I cancel Withings+ without a fee? Per Withings’ own support documentation, cancellation is self-service through either the app’s subscription settings or the online dashboard, with no cancellation fee described.
Does the cheapest Withings scale (Body Smart) do less than the pricier models even for free users? Yes, but that’s a hardware difference, not a subscription one. Body Comp and Body Scan add extra sensors (like segmental body composition or a full body scan) that Body Smart’s hardware simply doesn’t have, regardless of subscription status.

Bottom Line
- Just want accurate weight, BMI, and body composition tracking: any Withings scale does this free, permanently, confirmed directly by Withings’ own FAQ.
- Considering Withings+: $9.95/month buys a scored summary and AI insights, not new data; skip it if you’re comfortable reading your own trend line.
- Want the cardiologist ECG review specifically: that clinical-review feature is genuinely Withings+-only on ScanWatch devices, with no free equivalent.
- Want zero app, zero Wi-Fi, zero account: a Withings scale isn’t designed for that use case even on the free tier; look at a basic non-connected scale instead.
