Comparison

Starfit vs Stelo by Dexcom

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

Head to head
About

Starfit

Track your body composition, including BMI, body fat, muscle mass, and more. The app offers intelligent data analysis and reporting, with options for baby or pet weight tracking. It also integrates with Apple Health to share your health data.

Highlights
  • Body composition tracking (BMI, body fat, muscle mass)
  • Body girth measurement
  • Baby/pet weight tracking
  • Cloud-based data analysis
  • HealthKit integration
  • Health reports and charts
Features
Read full description

Healthy Starfit! Starfit is the top app to be healthier. The app can track your body compositions (BMI, body fat percentage , body water , bone mass , the rate of subcutaneous fat , visceral fat levels, basal metabolism body age , muscle mass and so on),it comes with body girth measurement function, allowing baby weight mode for baby weight/pet weight tracking, and cloud -based intelligent data analysis and tracking , providing the perfect healthy body composition analysis charts and reports. HealthKit 1. Starfit will share the weight data (weight/body fat/bmi/Lean body mass ) after each weighing to Apple's health center. 2. Due to the importance of the privacy of your health data, Starfit will prompt you to authorize the sharing of the Apple Health Center after the first time you enter the Homepage.If you want to modify the authorization later, You can view the HealthKit setup instructions in the app system settings Screen. 3. Starfit will not share weight data to Apple's Health Center in the experience mode and guest Mode.

About

Stelo by Dexcom

This app provides 24/7 access to personal glucose insights without fingerpicks or prescriptions. It empowers users to personalize diet and exercise choices for healthier habits, revolutionizing glucose tracking. A compatible biosensor is required for use.

Highlights
  • 24/7 glucose insights
  • Personalized diet and exercise recommendations
  • No fingerpicks required
  • No prescription needed
  • Intuitive app interface
  • Integrates with Apple Health
Features
Read full description

Welcome to the revolution in personalized glucose health. The Stelo by Dexcom Glucose Biosensor finally gives you an easy way to track your glucose and form healthy habits. No fingerpicks. No prescription. Just results. Stelo sets the standard in glucose innovation – delivering 24/7 access to personal glucose insights, empowering you to uncover what works for you. Our smartphone* app, gives you the power to personalize your diet and exercise choices, so healthy habits can become second nature.¹ With Stelo, you can revolutionize the way you track your glucose – giving you everything you need to become a healthier you. Stelo Glucose Biosensor required for Stelo by Dexcom app use – sold separately at www.Stelo.com Stelo is indicated for adults 18+ who don’t use insulin. STELO IMPORTANT INFORMATION: Consult your healthcare provide before making any medication adjustments based on your sensor readings. Do not use if you have problematic hypoglycemia. Failure to use Stelo and its components according to the instructions for use provided and to properly consider all indications, contraindications, warnings, precautions, and cautions in those instructions for use may result in your missing a severe hypoglycemia (low blood glucose) or hyperglycemia (high blood glucose) occurrence. If your sensor readings are not consistent with your symptoms, a blood glucose meter may be an option as needed and consult your healthcare provider. Seek medical advice and attention when appropriate, including before making any medication adjustments an/or for any medical emergency. *For Stelo app compatibility information, visit stelo.com/compatibility. ¹ Stelo User Guide: MT-1000421

Screenshots

Starfit4 screens
Stelo by Dexcom4 screens

Verdict

The call

The clearest difference is rating: Starfit at 4.7 against Stelo by Dexcom's 2.5. Starfit also leads on review sentiment (38% vs 18%) and ratings volume (5.6K vs 709). Stelo by Dexcom's advantage is chart position (#113 vs unranked). On price, update cadence, 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Starfit holds the better App Store score, 4.7 against 2.5. That said, the two scores are not equally well evidenced: Starfit has 5.6K ratings behind it against 709, so its average is the more settled of the two. Written reviews point the same way: 38% of Starfit's written reviews are positive against 18% of Stelo by Dexcom's.

UpkeepUpdate frequency

Starfit ships an update every 3 weeks, Stelo by Dexcom every 5 weeks. The most recent releases landed on November 3, 2026 and November 6, 2026 respectively.

Scorecard5 real differences · 6 level
Starfit versus Stelo by Dexcom: the parameters behind the verdict, then further details
ParameterStarfitStelo by Dexcom
PriceFreeFree
Rating4.7 (5.6K ratings) — better2.5 (709 ratings)
Positive reviews37.8% of reviews — better18.0% of reviews
Number of ratings5.6K — better709
Update frequencyEvery 3 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
Best chart rank—#113 — better
DevicesiPhone, iPod, Apple Watch — betteriPhone, Apple Watch
Requires iOS13.0 — better18.6
Further details — not scored
Size166 MB311 MB
Age rating4+17+
DeveloperRUNSTAR FL INC.DexCom, Inc.

Customer experience

Starfit

All ratings5,324 ratings
Positive91.6%
Neutral2.4%
Negative6.0%
Written reviews336 reviews
Positive37.8%
Neutral14.9%
Negative47.3%

Stelo by Dexcom

All ratings686 ratings
Positive28.7%
Neutral10.8%
Negative60.5%
Written reviews749 reviews
Positive18.0%
Neutral19.8%
Negative62.2%

User reviews

Starfit

From 5.6K App Store ratings

What we love

  • 👍 Easy to use
  • 💪 Provides detailed body composition data
  • 🤝 Connects to Apple Watch
  • 🔍 Tracks weight and other metrics over time

Room to improve

  • 🐛 App crashes and connectivity issues
  • 🤔 Inaccurate or questionable body composition measurements
  • 📊 Limited charting and data visualization features
  • 🤷‍♀️ Confusing or inappropriate body type classifications

Stelo by Dexcom

From 709 App Store ratings

What we love

  • 🚀 Easy sensor setup
  • 👍 Intuitive app interface
  • 🔍 Helpful for understanding glucose trends
  • 💡 Integrates with Apple Health

Room to improve

  • 🐛 Sensor accuracy issues
  • 🔍 Limited data history and analysis
  • 🤖 Lack of human customer support
  • 🔍 Inability to calibrate sensor
  • 🔍 Inconsistent Apple Watch integration

Bugs and requests

Starfit

Reported bugs

4 issues
  • App crashes on startup
  • Scale fails to connect to app
  • Metrics not recording properly
  • Language settings reverting unexpectedly

Requested features

5 requests
  • Add manual data entry and editing
  • Improve Bluetooth connectivity and syncing
  • Provide more customization and settings options
  • Enhance charting and historical data views
  • Implement pregnancy mode or adjustments

Stelo by Dexcom

Reported bugs

3 issues
  • Sensor session ending prematurely
  • Inconsistent data syncing with Apple Health
  • App freezing and crashing issues

Requested features

5 requests
  • Ability to view and export historical glucose data
  • Option to customize glucose target ranges
  • Integration with more fitness/nutrition apps
  • Improved Apple Watch support with complications
  • Enhanced meal and activity tracking features

In-app purchases

None

Starfit

No in-app purchases

None

Stelo by Dexcom

No in-app purchases

Questions

Is Starfit free?
Starfit is free to download, with no in-app purchases.
Is Stelo by Dexcom free?
Stelo by Dexcom is free to download, with no in-app purchases.
Which has better reviews, Starfit or Stelo by Dexcom?
Starfit is rated higher. Starfit averages 4.7 out of 5 from 5.6K ratings, while Stelo by Dexcom averages 2.5 from 709 ratings.
Do Starfit or Stelo by Dexcom have ads?
Neither Starfit nor Stelo by Dexcom shows ads.
Which is updated more often, Starfit or Stelo by Dexcom?
Starfit ships an update every 3 weeks, and Stelo by Dexcom every 5 weeks. Most recently, Starfit was updated on November 3, 2026 and Stelo by Dexcom on November 6, 2026.

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