Best Cgm Apps

202+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated July 2026

Finding the right cgm apps can be overwhelming with so many options. We've analyzed 202+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Cgm Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Libre by AbbottLibre by AbbottFree4.6★ (110K)NoNoAug 2026
2Sugarmate by TandemSugarmate by TandemFree4.7★ (15K)NoNoAug 2026
3Dexcom G7Dexcom G7Free3.1★ (8.3K)NoNoAug 2026
4GotCGMGotCGMFree3.7★ (12)NoYesAug 2026
5Lingo by AbbottLingo by AbbottFree4.5★ (4.6K)NoNoAug 2026
6Stelo by DexcomStelo by DexcomFree2.7★ (53)NoNoAug 2026
7Sweet Dreams – Sugar TrackerSweet Dreams – Sugar TrackerFree4.6★ (622)NoYesAug 2026
8Nutrisense: Glucose TrackerNutrisense: Glucose TrackerFree4.3★ (4.3K)NoNoAug 2026

Top Picks for Cgm

Libre by Abbott#1

Libre by Abbott by Abbott Labs

Continuous Glucose Monitoring
Editor's Choice
🏥 Medical
4.6😊(110K ratings)
Free
#22in Medical
Libre by Abbott screenshot 1
Libre by Abbott screenshot 2
Libre by Abbott screenshot 3
Libre by Abbott screenshot 4
Libre by Abbott screenshot 5
Libre by Abbott screenshot 6

This app provides continuous glucose monitoring for individuals with diabetes. It automatically updates glucose readings to your phone every minute and offers insights into trends and settings. Compatible with specific FreeStyle Libre sensors, it aids in managing diabetes by tracking glucose levels.

What We Love

  • 🚀 Streaming every minute
  • 👍 User-friendly design
  • ⭐️ Five-star rating

Room to Improve

  • 🔧 Needs more customization
  • 🔍 Lack of detailed view
  • 🔌 Unreliable connection
Sugarmate by Tandem#2

Sugarmate by Tandem by Tandem Diabetes Care Inc.

Maximize Your CGM Data
Strong Contender
🏥 Medical
4.7😊(15K ratings)
Free
Sugarmate by Tandem screenshot 1
Sugarmate by Tandem screenshot 2
Sugarmate by Tandem screenshot 3
Sugarmate by Tandem screenshot 4
Sugarmate by Tandem screenshot 5
Sugarmate by Tandem screenshot 6

This app helps individuals manage diabetes by providing tools to maximize continuous glucose monitor (CGM) data. It offers enhanced visualizations, a digital diary for logging trends, and customizable alerts. Data can also be shared with loved ones.

What We Love

  • 🚀 Comprehensive diabetes management
  • 📊 Detailed data analysis and reporting
  • 📞 Urgent low blood sugar alerts and phone calls
  • 🔗 Seamless integration with Dexcom and Apple Watch

Room to Improve

  • 🐛 Frequent app crashes and glitches
  • 🔁 Inconsistent data sync and update issues
  • 🕰️ Slow response times and lags
Dexcom G7#3

Dexcom G7 by Dexcom

Continuous Glucose Monitoring
Worth Considering
🏥 Medical
3.1😐(8.3K ratings)
Free
#16in Medical
Dexcom G7 screenshot 1
Dexcom G7 screenshot 2
Dexcom G7 screenshot 3
Dexcom G7 screenshot 4

This app provides real-time glucose monitoring for diabetes management. It offers customizable alerts for high or low glucose levels and allows sharing data with loved ones and healthcare teams. Integrates with smartwatches and other health apps for comprehensive insights.

What We Love

  • 🚀 Quick sensor warmup time
  • 🌟 Smaller and more comfortable sensor
  • 🔍 Accurate glucose readings
  • 📊 Clarity integration in the app

Room to Improve

  • 🔌 Frequent signal loss and connection issues
  • 🔔 Obnoxious and disruptive alert sounds
  • 🧭 Lack of customization for alert settings

More Cgm apps to explore

4
GotCGM
GotCGM
GotCGM
Your blood sugar number. Now.
Free

This app displays your continuous glucose monitor (CGM) data on your Apple Watch, iPhone widgets, Dynamic Island, and even in your car. It integrates with Apple Health and supports Dexcom and Libre sensors for real-time blood sugar visibility.

Real-time CGM data displayApple Watch complicationsiPhone lock/home screen widgets
💪 Health & Fitness
(12)
free with in-app purchases
5
Lingo by Abbott
Lingo by Abbott
Lingo by Abbott
Eat what’s right for you.
Free

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.

24/7 glucose trackingPersonalized nutrition insightsMetabolism understanding
💪 Health & Fitness
(4.6K)
free
6
Stelo by Dexcom
Stelo by Dexcom
Stelo by Dexcom
by Dexcom
Free

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.

24/7 glucose trackingNo fingersticks requiredPersonalized health insights
💪 Health & Fitness
(53)
free
7
Sweet Dreams – Sugar Tracker
Sweet Dreams – Sugar Tracker
Sweet Dreams – Sugar Tracker
Track your diabetes everywhere
Free

This app helps families monitor sugar levels from continuous glucose monitors. It offers real-time updates on the lock screen and within other apps, along with family messaging and customizable alerts for better diabetes management.

Live Activity widget for lock screenDynamic Island integrationFamily messaging feature
🏥 Medical
(622)
subscription
8
Nutrisense: Glucose Tracker
Nutrisense: Glucose Tracker
Nutrisense: Glucose Tracker
CGM App with Expert Dietitians
Free

Monitor glucose levels, log food and activities, and receive personalized guidance from certified dietitians. Understand how your body responds to diet and lifestyle choices for improved energy and weight management.

Continuous Glucose MonitoringAdvanced AnalyticsLog Meals, Sleep, Stress, Exercise
💪 Health & Fitness
(4.3K)
free with in-app purchases
9
FreeStyle Libre 3 – US
FreeStyle Libre 3 – US
FreeStyle Libre 3 – US
Continuous Glucose Monitoring
Free

Monitor your glucose levels in real-time with advanced continuous glucose monitoring technology. Receive immediate alerts for low or high glucose readings and gain insights into your trends with detailed reports. This app is designed for individuals managing diabetes.

Real-time glucose readingsLow/high glucose alertsReadings updated every minute
🏥 Medical
(6K)
free
10
Signos
Signos
Signos
Weight Loss + Metabolic Health
Free

This app uses AI and a biosensor to provide personalized feedback on how food, movement, sleep, and stress impact your metabolism. It helps you understand your glucose patterns and make small, science-backed adjustments for better energy, focus, and weight management.

Continuous Glucose MonitoringReal-time Glucose Insights & AI RecommendationsMetabolic Health Tracking
💪 Health & Fitness
(1K)
free
11
Dexcom Clarity
Dexcom Clarity
Dexcom Clarity
by Dexcom
Free

This app provides diabetes management insights for continuous glucose monitoring (CGM) users. It helps identify glucose patterns and trends over time, aiding in better diabetes control and potentially increasing time in target glucose ranges. Users can track key metrics, share data with healthcare providers, and set personalized goals.

Glucose pattern and trend analysisTime in range trackingData sharing with healthcare professionals
🏥 Medical
(13K)
free
12
Luka – Blood Glucose Readings
Luka – Blood Glucose Readings
Luka – Blood Glucose Readings
CGM Widgets & Live Activities
Free

Track your glucose levels with customizable widgets for your iPhone, Apple Watch, and CarPlay. Get frequent, instant updates and quick access to your preferred glucose monitoring app. Your data remains private and is for educational purposes only.

Lock Screen widgetsHome Screen widgetsApple Watch widgets
🏥 Medical
(34)
free
13
Happy Bob
Happy Bob
Happy Bob
Your Diabetes Companion
Free

This app transforms diabetes data into engaging experiences, connecting with CGMs to help users stay in range and reduce management stress. It offers fun glucose tracking, motivating goals, and community support, designed by people with diabetes for a more personal approach.

Connects with CGMs (Dexcom, FreeStyle Libre)Fun glucose tracking with personalized messagesMotivating goal setting with star rewards
🏥 Medical
(1.1K)
freemium
14
Zukka
Zukka
Zukka
by Ihor Zhvanko
Free

This app displays real-time blood glucose data from continuous glucose monitoring (CGM) systems. It tracks glucose, insulin, and activity, offering widgets and Apple Health integration. It connects via Bluetooth to devices like Dexcom and FreeStyle Libre.

Real-time glucose trackingInsulin trackingActivity and exercise logging
🌟 Lifestyle
(51)
free
15
A1c Monitor for Dexcom G7
A1c Monitor for Dexcom G7
A1c Monitor for Dexcom G7
Continuous A1C For CGM
Free

Effortlessly track your estimated A1C with this app that pulls glucose data directly from Apple Health. It provides continuous insights into long-term glucose trends without manual logging or fingersticks.

Automatic A1C estimationReads data from Apple HealthSupports CGMs syncing to Apple Health
💪 Health & Fitness
(0)
ad-supported
16
Levels - Metabolic Health
Levels - Metabolic Health
Levels - Metabolic Health
Be the expert in your health
Free

Gain deep insights into your body's metabolic health through advanced lab testing and continuous glucose monitoring. This app uses AI to track your habits and provides personalized suggestions to optimize your diet, exercise, and sleep for improved well-being.

Comprehensive lab testingContinuous glucose monitoringAI-powered habit tracking
💪 Health & Fitness
(6.6K)
subscription
17
Dexcom G6
Dexcom G6
Dexcom G6
Continuous Glucose Monitoring
Free

Monitor your glucose levels in real-time with continuous glucose monitoring. Receive personalized alerts for high or low glucose, and share your data with loved ones. This app is designed for individuals managing diabetes with compatible CGM systems.

Real-time glucose readingsPersonalized trend alertsCustomizable alert schedules
🏥 Medical
(9K)
free
18
FreeStyle LibreLink - US
FreeStyle LibreLink - US
FreeStyle LibreLink - US
Abbott Diabetes Care
Free

Monitor glucose levels by scanning a sensor with your smartphone. View current readings, trends, and history. Track notes on food, insulin, and exercise, and generate reports. Connect with healthcare professionals for comprehensive diabetes management.

Painless glucose scanning with phoneView current glucose, trend, and historyAdd notes for food, insulin, and exercise
🏥 Medical
(3.3K)
free
19
CGM Clinical
CGM Clinical
CGM Clinical
Blinded CGM data collection
Free
🏥 Medical
(0)
20
mySugr - Diabetes Tracker Log
mySugr - Diabetes Tracker Log
mySugr - Diabetes Tracker Log
Master Your Blood Sugar Level!
Free

This app centralizes all your diabetes-related data, including blood sugar readings, medication, and diet. It offers personalized tracking, automatic logging from connected devices, and insightful reports. Advanced features provide real-time glucose monitoring and insulin dose recommendations.

Personalized HomescreenAutomatic Blood Sugar LoggingReal-time Glucose Values
🏥 Medical
(32K)
free with in-app purchases

FAQ about Cgm

What are the best cgm apps for iPhone?
Libre by Abbott tops our cgm apps ranking as of July 2026, with a 4.6-star average from 110K App Store ratings, and it's free to download.
Yes — 20 of the top cgm apps we rank are free to download, including Libre by Abbott and Sugarmate by Tandem.
Libre by Abbott has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 202+ cgm apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
The Libre app is a continuous glucose monitoring (CGM) application designed to help people with diabetes track their glucose levels. It automatically updates readings to your phone every minute and provides insights into glucose trends and settings. It is compatible with FreeStyle Libre 2 and 3 system sensors.
Key features include automatic glucose readings that update every minute, easy access to readings and trends, and compatibility with FreeStyle Libre 2 and 3 sensors. It also includes Libre Assist, a feature using generative AI to provide information on how foods might impact glucose levels.

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