Comparison

Spren Body Composition Scanner vs ChasePace

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

Head to head
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

About

ChasePace

Track your outdoor running, jogging, and walking pace in real-time. Set a target pace and receive colorful visual feedback to stay on track or exceed your goals. Displays current and target mile pace.

Highlights
  • Real-time pace tracking
  • Target pace setting
  • Color-coded pace indicators
  • Current and target mile pace display
  • Remembers last target pace
Features
Read full description

ChasePace allows you to keep track of the pace of your outdoor runs, jogs, and walks in real time. The app lets you set your desired pace and then colorfully displays indicators letting you know if you are lagging behind, on, or exceeding your target pace. The app shows you your current and target mile pace as well. Every time you use the app, it will remember your target pace from last time or you can quickly set a new target.

Screenshots

Spren Body Composition Scanner4 screens

Verdict

The call

The clearest difference is price: Spren Body Composition Scanner at Free against ChasePace's $0.99. Spren Body Composition Scanner also leads on ratings volume (1.5K vs 1) and update cadence (every 9 days vs monthly). ChasePace's advantage is in-app purchases (none vs 14) and rating (5.0 vs 4.7). On ads 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

Spren Body Composition Scanner is free to download; ChasePace costs $0.99 up front. Spren Body Composition Scanner sells 14 in-app purchases, starting at $10.49 per month. ChasePace asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

ChasePace holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Spren Body Composition Scanner has 1.5K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Spren Body Composition Scanner ships an update every 9 days, ChasePace monthly. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

Scorecard8 real differences · 2 level
Spren Body Composition Scanner versus ChasePace: the parameters behind the verdict, then further details
ParameterSpren Body Composition ScannerChasePace
PriceFree — better$0.99
Rating4.7 (1.5K ratings)5.0 (1 ratings) — better
Positive reviews46.5% of reviews—
Number of ratings1.5K — better1
Update frequencyEvery 9 days — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhoneiPhone, iPod, Apple Watch — better
Requires iOS1713.0 — better
Further details — not scored
Size207 MB2 MB
Age rating17+4+
DeveloperElite HRV IncJonathan Judelson

Customer experience

Spren Body Composition Scanner

All ratings1,486 ratings
Positive94.5%
Neutral1.5%
Negative4.0%
Written reviews99 reviews
Positive46.5%
Neutral5.1%
Negative48.5%

ChasePace

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

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

ChasePace

Not enough reviews yet to summarise bugs or requests.

In-app purchases

14 purchases

Spren Body Composition Scanner

Subscriptions11
  • Scan Essentials$10.491 Month
  • Monthly$14.991 Month
  • Monthly$19.991 Month
Show 8 more
  • 24/7 AI coaching support$20.991 Month
  • Monthly$24.991 Month
  • Scan Essentials$38.991 Year
  • Quarterly7 Days trial$59.993 Months
  • Annual$69.991 Year
  • Semiannual$89.996 Months
  • Annual7 Days trial$119.991 Year
  • 24/7 AI coaching support$129.001 Year
One-time3
  • Body Composition Analysis$8.99
  • Body Composition Analysis$17.99
  • Body Composition Analysis$35.99
None

ChasePace

No in-app purchases

Questions

Is Spren Body Composition Scanner free?
Spren Body Composition Scanner is free to download, with in-app purchases available.
Is ChasePace free?
ChasePace costs $0.99, with no in-app purchases.
Which has better reviews, Spren Body Composition Scanner or ChasePace?
ChasePace is rated higher. Spren Body Composition Scanner averages 4.7 out of 5 from 1.5K ratings, while ChasePace averages 5.0 from 1 ratings.
Do Spren Body Composition Scanner or ChasePace have ads?
Neither Spren Body Composition Scanner nor ChasePace shows ads.
Which is updated more often, Spren Body Composition Scanner or ChasePace?
Spren Body Composition Scanner ships an update every 9 days, and ChasePace monthly. Most recently, Spren Body Composition Scanner was updated on October 22, 2026 and ChasePace on October 7, 2026.

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