Comparison

MeThreeSixty vs Spren Body Composition Scanner

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

MeThreeSixty

Transform your phone into a 3D body scanner to accurately track your progress. Get detailed body measurements and visualize your changes with a personal 3D avatar. All your data stays private on your device.

Highlights
  • 3D body scanner using smartphone
  • 14+ trackable body measurements
  • 3D body avatar with comparisons
  • Body composition tracking
  • FutureMe goal visualization
  • On-device privacy
Read full description

YOUR BODY JOURNEY. ALL IN ONE PLACE.   MeThreeSixty brings your body progress together in one app. Scan your body in 3D, track measurements and body composition, follow your weight and goals, and keep your GLP-1 dose history alongside the changes happening to your body.   With a redesigned Home, the tools and information that matter to your journey are easier to access, track, and understand.     POWERFUL 3D BODY SCANNING   Turn your phone's camera into a powerful 3D body scanner. Two quick poses, front and side, are all it takes.   MeThreeSixty creates your personal 3D body avatar, captures 16+ body measurements, and helps you see how your body is changing over time. No tape measure. No expensive equipment. No guesswork. Always free.     MORE THAN A WEIGHT TRACKER   The scale only tells part of the story. Follow body composition, lean body mass, body fat percentage, and circumference measurements across your waist, hips, chest, arms, and more.   Track progress visually and numerically to get a more complete picture of how your body is changing.     TRACK YOUR GLP-1 JOURNEY   Keep your medication history together with the body data that matters most. Record medications, doses, injection sites, and notes while continuing to follow your weight, measurements, body composition, goals, and 3D body scans.   Don't just track the dose. See the bigger picture of your progress.     SET GOALS. FOLLOW YOUR PROGRESS.   Set goals for the body metrics that matter to you and follow your progress toward them over time. Your redesigned Home brings your goals, latest updates, measurements, scans, and dose tracking together for easier access to your journey.     SEE YOUR TRANSFORMATION IN 3D   Watch your body evolve with every scan through your personal 3D avatar. Compare scans side-by-side to see how your shape changes over time.   With FutureMe, explore a data-powered preview of your aspirational body. And with FutureMe Moment, create an inspiring look at the person you're working toward.     BUILT FOR PRIVACY   MeThreeSixty never uploads your photos to the cloud. The app scans your silhouette, not your image, so your image stays private and on your device.     A SMARTER ALTERNATIVE TO DEXA SCANS   Get detailed body composition insights without clinic appointments, high costs, or radiation. Powerful body tracking in your pocket, anytime, anywhere.     GO PREMIUM   Unlock the full MeThreeSixty experience with Premium, including additional fitness tracking metrics, unlimited scan history, faster processing, and long-term weight tracking trends.     KEY FEATURES   • 3D body scanning using only your smartphone  
 • 16+ trackable body measurements  
 • Body composition including lean mass, body fat, BMI, and more  
 • GLP-1 dose and medication tracking  
 • Goal setting and progress tracking  
 • 3D body avatar with side-by-side scan comparisons  
 • FutureMe and FutureMe Moment  
 • Weight and measurement trends  
 • Apple Health sync  
 • On-device privacy: photos are never uploaded to the cloud     You're more than a number on a scale. See more of your progress and follow more of your journey with MeThreeSixty.     Terms of use: https://www.sizestream.com/mobile-app-terms-and-conditions

About

Spren Body Composition Scanner

This app uses your smartphone to measure body fat percentage, BMI, and body composition. It provides detailed health reports, tracks weight loss, and offers personalized nutrition plans, acting as a smart scale alternative with research-grade analysis.

Highlights
  • Body fat percentage measurement
  • BMI calculator
  • Body composition analysis
  • Weight tracking
  • Personalized nutrition planning
  • Multi-page PDF reports
Features
Read full description

Revolutionize your fitness journey with Spren, the ultimate health app and fitness app: • Advanced BMI-Calculator & Body Fat Calculator: Use your smartphone as a body scan tool for accurate body fat percentage and BMI measurements, results are comparable to DEXA scans. • Comprehensive Health App Reports: As a sophisticated body tracker and body measurement tracker, Spren provides detailed insights including body fat percentage, BMI analysis, body composition breakdown • Research-Based Fitness Tracker: Align your results with healthy ranges from extensive research, similar to DEXA scan standards. • Weight Tracker & Weight Loss Tracker: Monitor your weight and track weight loss effectively, going beyond what traditional smart scales offer. • Body Composition Analysis: Understand the nuances of body composition, not just BMI, using Spren as your personal fitness tracker and health app. • Smart Scale Alternative: Experience the convenience of a smart scale combined with the detailed analysis of a professional-grade body fat calculator, scanner, and BMI calculator. • Personalized Nutrition Planning: Set targeted goals and begin tracking toward them today with a data-backed nutrition plan created just for your needs. Get a multi-page PDF report that includes: • Body fat % • Fat mass • Lean mass • A/G fat ratio • Resting metabolic rate Plus, see how your results compare to healthy and optimal ranges from published research. The technology seems magical, but the science behind the imaging algorithm has been validated by several independent peer-reviewed studies, making research-grade body composition analysis accessible to anyone with a smartphone. Spren is more convenient than comparable methods like DEXA and underwater weighing, and the results are more comprehensive and accurate than bathroom scales or other apps. Focusing on weight loss alone may not be helping you achieve your deeper health goals. If you're losing lean mass versus body fat, you're not getting fitter. With Spren you will: • Avoid the confusion and frustration of false plateaus. • Help understand if your nutrition, fitness, and recovery programs are working for you. • Ensure that you're making progress toward your deeper health goals. Discover the true progress of your fat loss, lean gains, metabolic health, and longevity with Spren's research-grade body composition analysis — go beyond the scale and take control of your health journey. Sign up for one of our comprehensive wellness subscriptions and start your journey today. You can cancel at any time. The results provided by this app are intended for informational purposes only and should not be used as a basis for any medical treatment or diagnosis. Terms of service: https://www.spren.com/terms-conditions Privacy policy: https://www.spren.com/privacy-policy Your data is processed securely in the cloud. getsupport@spren.com

Screenshots

MeThreeSixty4 screens
Spren Body Composition Scanner4 screens

Verdict

The call

MeThreeSixty and Spren Body Composition Scanner both sit at 4.7 stars, but that hides the real split: 46% of Spren Body Composition Scanner's written reviews are positive against 27% of MeThreeSixty's. Spren Body Composition Scanner also leads on update cadence (every 9 days vs monthly). MeThreeSixty's advantage is ratings volume (18K vs 1.5K). On price, rating, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. MeThreeSixty sells 6 in-app purchases, starting at $1.99 per month and Spren Body Composition Scanner sells 10 in-app purchases, starting at $10.49 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.7 for MeThreeSixty against 4.7 for Spren Body Composition Scanner. That said, the two scores are not equally well evidenced: MeThreeSixty has 18K ratings behind it against 1.5K, so its average is the more settled of the two. Written reviews are what separate them: 27% of MeThreeSixty's written reviews are positive against 46% of Spren Body Composition Scanner's.

UpkeepUpdate frequency

MeThreeSixty ships an update monthly, Spren Body Composition Scanner every 9 days. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.

Scorecard3 real differences · 7 level
MeThreeSixty versus Spren Body Composition Scanner: the parameters behind the verdict, then further details
ParameterMeThreeSixtySpren Body Composition Scanner
PriceFreeFree
Rating4.7 (18K ratings) — better4.7 (1.5K ratings)
Positive reviews27.1% of reviews46.5% of reviews — better
Number of ratings18K — better1.5K
Update frequencyMonthlyEvery 9 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhoneiPhone
Requires iOS16.6 — better17
Further details — not scored
Size316 MB207 MB
Age rating17+17+
DeveloperSize Stream LLCElite HRV Inc

Customer experience

MeThreeSixty

All ratings18,421 ratings
Positive93.9%
Neutral2.3%
Negative3.9%
Written reviews395 reviews
Positive27.1%
Neutral9.4%
Negative63.5%

Spren Body Composition Scanner

All ratings1,490 ratings
Positive94.6%
Neutral1.5%
Negative4.0%
Written reviews99 reviews
Positive46.5%
Neutral5.1%
Negative48.5%

User reviews

MeThreeSixty

From 18K App Store ratings

What we love

  • 🚀 Fast and easy scan
  • 👍 Helpful for tracking progress
  • 🤩 Motivating to see body changes
  • 💪 Accurate measurements

Room to improve

  • 🐛 Inconsistent/inaccurate measurements
  • 🤖 Annoying voice instructions
  • 💰 Paid app after being free
  • 🔍 Lost historical data after update

Spren Body Composition Scanner

From 1.5K App Store ratings

What we love

  • 👍 Easy to operate
  • 🚀 Motivating
  • 👍 Incredible app
  • 👍 Accurate
  • 👍 Talks you through the scan

Room to improve

  • 🐛 No login possible
  • 🐛 Doesn't work
  • 🐛 Measurements are nowhere close to DEXA scans
  • 🐛 Can't delete account
  • 🐛 Useless

Bugs and requests

MeThreeSixty

Reported bugs

3 issues
  • Scan processing issues
  • Compatibility problems with certain devices
  • Login/account verification problems

Requested features

3 requests
  • 360-degree body scan
  • Ability to manually correct measurements
  • Yearly subscription option

Spren Body Composition Scanner

Reported bugs

11 issues
  • No login possible
  • Doesn't work
  • Measurements are nowhere close to DEXA scans
  • Can't delete account
  • Useless
Show 6 more
  • Gimmicky at best
  • Impossible to get a reading since last update
  • App crashes when trying to set weight above 245lbs
  • Buggy
  • Bad image recognition
  • Doesn't scan under any circumstances

Requested features

3 requests
  • Integration with Apple Health for weight tracking
  • Demo or trial before subscription
  • Monthly subscription option

In-app purchases

6 purchases

MeThreeSixty

Subscriptions6
  • Me360 Monthly$1.991 Month
  • Premium Monthly Subscription2 variants$4.991 Month
  • Me360 Monthly$4.991 Month
Show 3 more
  • Premium Annual Subscription$19.991 Year
  • Premium Annual Subscription$29.991 Year
  • Premium Annual Subscription$39.991 Year
10 purchases

Spren Body Composition Scanner

Subscriptions9
  • Scan Essentials$10.491 Month
  • Monthly$14.991 Month
  • Monthly$19.991 Month
Show 6 more
  • 24/7 AI coaching support$20.991 Month
  • Scan Essentials$38.991 Year
  • Quarterly7 Days trial$59.993 Months
  • Annual$69.991 Year
  • Annual7 Days trial$119.991 Year
  • 24/7 AI coaching support$129.001 Year
One-time1
  • Body Composition Analysis$17.99

Questions

Is MeThreeSixty free?
MeThreeSixty is free to download, with in-app purchases available.
Is Spren Body Composition Scanner free?
Spren Body Composition Scanner is free to download, with in-app purchases available.
Which has better reviews, MeThreeSixty or Spren Body Composition Scanner?
MeThreeSixty is rated higher. MeThreeSixty averages 4.7 out of 5 from 18K ratings, while Spren Body Composition Scanner averages 4.7 from 1.5K ratings.
Do MeThreeSixty or Spren Body Composition Scanner have ads?
Neither MeThreeSixty nor Spren Body Composition Scanner shows ads.
Which is updated more often, MeThreeSixty or Spren Body Composition Scanner?
MeThreeSixty ships an update monthly, and Spren Body Composition Scanner every 9 days. Most recently, MeThreeSixty was updated on November 12, 2026 and Spren Body Composition Scanner on November 7, 2026.

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