Comparison

Lingo by Abbott 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

Lingo by Abbott

This system tracks your glucose 24/7 to provide real-time insights into your body's response to food and activities. It helps you understand your metabolism, learn new eating patterns, and track progress towards healthier habits.

Highlights
  • 24/7 glucose tracking
  • Personalized nutrition insights
  • Metabolism understanding
  • Habit change support
  • Glucose graph visualization
  • Lingo Count daily metric
  • Food & activity logging
Read full description

What, when, and how you eat has a big impact on your body. It’s all connected. And it’s influenced by your personal glucose patterns. See for yourself in real time, with Lingo — a science-backed system designed to power healthy habit change.  Glucose is a powerful signal reflecting your body’s unique response to food. The Lingo Biosensor and App tracks your glucose 24/7, translating the data into insights you can use to optimize your nutrition, build new habits, and improve your metabolic health.     Know your body in a new way.  Rooted in decades of research and made by Abbott — a global leader in continuous glucose monitoring (CGM) technology‡ — the Lingo Biosensor streams glucose data directly to your phone, so you can see the impact of what, when, and how you eat.   The Lingo app offers personal insights about which foods work for your body. Armed with data and insights, you can make diet and lifestyle choices that support your health goals.     Fad diets don’t work. Science does.  - UNDERSTAND YOUR METABOLISM: See your personal glucose response to different foods and activities.  - LEARN NEW WAYS OF EATING: Discover which foods work for you and what to prioritize. Every person is different. Insights from Lingo help you know your body in a new way.  - SEE YOUR PROGRESS: See the impact of your new habits add up over time. Lingo provides daily, weekly, and monthly snapshots to keep you on track.  A closer look at the features and benefits:  - Glucose graph — See your glucose graph update throughout the day based on continuous readings from your biosensor.   - Lingo Count — This is your glucose exposure translated into one dynamic daily number. It’s simple. It’s actionable. It’s your target to stay within each day.  - Food & activity logging — Log meals in seconds by taking or uploading a photo, or search from a large food database. Every meal you log now includes a nutrition breakdown — like protein, carbs, and fat — alongside your glucose data. Sync with Apple Health® to auto-log activity and see your glucose data†† in Apple Health.  - Personal insights — Weekly progress reports come with personal recommendations based on the meals and activity you log and how they impact your glucose.  - Put your habits to the test — Test new habits with science-backed challenges. Find what fits your lifestyle and start to build your healthiest routines.  - Export glucose data — Download your glucose data to easily share it with your healthcare provider. ‡ Data on file, Abbott Diabetes Care, Inc. Based on the number of users worldwide for the FreeStyle Libre portfolio compared to the number of users for other leading personal use sensor-based glucose monitoring systems. †† Lingo does not measure or send blood glucose data to any health apps. Lingo sends glucose data measured via interstitial fluid to health apps. The Lingo Glucose System is for users 18 years and older not on insulin. It is NOT intended for diagnosis of diseases, including diabetes. Individual responses may vary.
© 2026 Abbott. All rights reserved. The biosensor shape and appearance, Lingo, and related brand marks are marks and/or designs of the Abbott group of companies in various territories. Other marks are the property of their respective owners.
The product images are representative only.

About

Stelo by Dexcom

Easily track your glucose levels 24/7 without fingersticks or a prescription. Gain personalized insights to understand how diet and exercise impact your health. This app empowers you to build healthier habits and take control of your well-being.

Highlights
  • 24/7 glucose tracking
  • No fingersticks required
  • Personalized health insights
  • Diet and exercise personalization
  • Form healthy habits
  • No prescription needed
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

Lingo by Abbott4 screens
Stelo by Dexcom4 screens

Verdict

The call

The clearest difference is rating: Lingo by Abbott at 4.5 against Stelo by Dexcom's 2.5. Lingo by Abbott also leads on review sentiment (43% vs 18%) and ratings volume (6K vs 567). 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

Lingo by Abbott holds the better App Store score, 4.5 against 2.5. That said, the two scores are not equally well evidenced: Lingo by Abbott has 6K ratings behind it against 567, so its average is the more settled of the two. Written reviews point the same way: 43% of Lingo by Abbott's written reviews are positive against 18% of Stelo by Dexcom's.

UpkeepUpdate frequency

Lingo by Abbott ships an update every 2 months, Stelo by Dexcom every 6 weeks. Both last shipped on September 24, 2026.

Scorecard4 real differences · 7 level
Lingo by Abbott versus Stelo by Dexcom: the parameters behind the verdict, then further details
ParameterLingo by AbbottStelo by Dexcom
PriceFreeFree
Rating4.5 (6K ratings) — better2.5 (567 ratings)
Positive reviews43.5% of reviews — better18.1% of reviews
Number of ratings6K — better567
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
Best chart rank#150#136 — better
DevicesiPhone, iPodiPhone, Apple Watch
Requires iOS15.1 — better18.6
Further details — not scored
Size194 MB311 MB
Age rating17+17+
DeveloperAbbottDexcom

Customer experience

Lingo by Abbott

All ratings6,027 ratings
Positive87.1%
Neutral5.6%
Negative7.2%
Written reviews1,472 reviews
Positive43.5%
Neutral17.5%
Negative39.1%

Stelo by Dexcom

All ratings567 ratings
Positive30.0%
Neutral10.6%
Negative59.4%
Written reviews746 reviews
Positive18.1%
Neutral19.7%
Negative62.2%

User reviews

Lingo by Abbott

From 6K App Store ratings

What we love

  • 🚀 Real-time glucose tracking
  • 📊 Helpful data insights
  • 🌟 Easy setup and use
  • 🔍 Valuable for metabolic health
  • 💪 Motivates lifestyle changes

Room to improve

  • 🐛 Frequent app crashes and freezes
  • 🔋 High battery consumption
  • 🔍 Limited data export and integration
  • 🤔 Confusing 'Lingo Count' metric
  • ⏱️ Delayed glucose readings

Stelo by Dexcom

From 567 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

Lingo by Abbott

Reported bugs

4 issues
  • Sensor connectivity issues
  • Inaccurate glucose readings
  • Data sync problems and data loss
  • Inconsistent app performance after updates

Requested features

5 requests
  • Apple Health integration
  • Apple Watch app and complications
  • More detailed data analysis and visualization
  • Customizable glucose level alerts
  • Improved food logging and tracking

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

Lingo by Abbott

No in-app purchases

None

Stelo by Dexcom

No in-app purchases

Questions

Is Lingo by Abbott free?
Lingo by Abbott 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, Lingo by Abbott or Stelo by Dexcom?
Lingo by Abbott is rated higher. Lingo by Abbott averages 4.5 out of 5 from 6K ratings, while Stelo by Dexcom averages 2.5 from 567 ratings.
Do Lingo by Abbott or Stelo by Dexcom have ads?
Neither Lingo by Abbott nor Stelo by Dexcom shows ads.
Which is updated more often, Lingo by Abbott or Stelo by Dexcom?
Lingo by Abbott ships an update every 2 months, and Stelo by Dexcom every 6 weeks. Most recently, Lingo by Abbott was updated on September 24, 2026 and Stelo by Dexcom on September 24, 2026.
Which is more popular, Lingo by Abbott or Stelo by Dexcom?
Lingo by Abbott currently peaks at #150 in the App Store charts, and Stelo by Dexcom at #136. Chart position reflects recent download velocity rather than total install base.

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