Best Free Glucose Monitoring Apps

219+ iOS apps curated and reviewed

4.3 avg rating
20 free apps
Updated June 2026

The best free glucose monitoring apps on iPhone average 4.3โ˜… across 219+ titles โ€” we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Free Glucose Monitoring

iHealth Gluco-Smart#1

iHealth Gluco-Smart by iHealth Labs Inc.

Blood glucose management
Editor's Choice
๐Ÿ’ช Health & Fitness
4.8๐Ÿ˜(13K ratings)
Free
iHealth Gluco-Smart screenshot 1
iHealth Gluco-Smart screenshot 2
iHealth Gluco-Smart screenshot 3

This app automates blood glucose logging, eliminating manual entry and errors. It provides a digital logbook, graphical summaries, and secure cloud storage for easy tracking and sharing of results with caregivers or doctors. It integrates with specific glucose monitoring systems for a comprehensive health management solution.

What We Love

  • ๐Ÿ‘ Easy to use
  • ๐Ÿš€ Fast and accurate readings
  • ๐Ÿ’ก Convenient Bluetooth connectivity
  • ๐Ÿ“Š Helpful data tracking and reporting

Room to Improve

  • ๐Ÿ› Frequent app crashes
  • ๐Ÿ”Œ Bluetooth connectivity issues
  • โš ๏ธ Inconsistent readings
Libre by Abbott#3

Libre by Abbott by Abbott Diabetes Care Inc

Continuous Glucose Monitoring
Worth Considering
๐Ÿฅ Medical
4.6๐Ÿ˜Š(110K ratings)
Free
#26in 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

  • ๐Ÿš€ Streaming every minute
  • ๐Ÿ‘ User-friendly design
  • โญ๏ธ Five-star rating

Room to Improve

  • ๐Ÿ”ง Needs more customization
  • ๐Ÿ” Lack of detailed view
  • ๐Ÿ”Œ Unreliable connection

More Free Glucose Monitoring apps to explore

4
Free Glucose Blood Sugar Track
Free Glucose Blood Sugar Track
Free Glucose Blood Sugar Track
Bp Monitor Sugar Tracker Check
Free

Easily manage your blood sugar levels with this comprehensive health tracker. Log glucose readings, insulin, meals, and activity. Visualize trends with smart graphs and receive customizable reminders. Supports A1C estimation and integrates with Apple Health for a complete health overview.

Quick logging of glucose, insulin, meals, and activitySmart trend visualization with graphsCustomizable reminders for checks and medication
๐Ÿ’ช Health & Fitness
(142)
free with in-app purchases
5
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
๐Ÿฅ Medical
(32K)
free with in-app purchases
6
Glucose Buddy Diabetes Tracker
Glucose Buddy Diabetes Tracker
Glucose Buddy Diabetes Tracker
Blood Sugar, Carb, A1C Manager
Free

This app helps individuals manage their diabetes by tracking blood sugar, medication, and carb intake. It offers educational content, meal planning assistance, and data export for healthcare providers. Premium features provide advanced analytics and integrations.

Track blood sugar, medication, and A1CLog weight and carb intakeExtensive food database for meal logging
๐Ÿฅ Medical
(25K)
freemium
7
Glucose | Blood Sugar Tracker
Glucose | Blood Sugar Tracker
Glucose | Blood Sugar Tracker
Diabetes Log
Free

This app helps users track blood sugar, weight, blood pressure, and medications to manage diabetes. It offers features like data logging, trend identification, customizable reminders, and report generation for healthcare professionals. An estimated A1C calculator is also included.

Log blood sugar and other health dataIdentify trends with graphsSchedule blood sugar check reminders
๐Ÿฅ Medical
(28K)
free with in-app purchases
8
GluHealth: Blood Sugar Test AI
GluHealth: Blood Sugar Test AI
GluHealth: Blood Sugar Test AI
HRV, Stress & Health Monitor
Free

Track your glucose, meals, and overall wellness with this comprehensive health monitoring tool. Seamlessly sync data from Apple Health and view key metrics like insulin and carbs. Get daily, weekly, and monthly reports to share with your doctor.

Glucose and meal trackingApple Health syncInsulin and carb monitoring
๐Ÿ’ช Health & Fitness
(4.7K)
free with in-app purchases
9
Blood Sugar Tracker Glucobyte
Blood Sugar Tracker Glucobyte
Blood Sugar Tracker Glucobyte
A1C Glucose Diabetes Tracker
Free

This app helps users record, track, analyze, and share blood glucose data. It supports integration with Apple Health and various glucose meters, allowing for comprehensive diabetes management. Users can log various health metrics, track food intake, and generate shareable reports.

Record & Track blood sugar, insulin, medication, ketones, carbs, weightApple Health and Bluetooth glucose meter integrationFood logging with barcode scanning and macro tracking
๐Ÿฅ Medical
(1.9K)
free with in-app purchases
10
Diabetes Tracker by MyNetDiary
Diabetes Tracker by MyNetDiary
Diabetes Tracker by MyNetDiary
Blood glucose, sugar, carbs
Free

This app helps users manage diabetes by tracking blood glucose, food intake, exercise, and medications. It offers detailed analysis, personalized feedback, and support to improve diet and control blood sugar levels. Designed for various diabetes types, it aims to empower users in their health journey.

Comprehensive blood glucose trackingFood and carb tracking with barcode scannerExercise tracking with GPS
๐Ÿฅ Medical
(5.9K)
free with in-app purchases
11
Blood Sugar & Diabetes Tracker
Blood Sugar & Diabetes Tracker
Blood Sugar & Diabetes Tracker
Log Glucose, A1C, Carbs & BP
Free

Easily monitor blood sugar, A1C, medications, and weight. This app offers detailed reports, custom reminders, and supports both mg/dL and mmol/L units for global compatibility. Take control of your diabetes management and overall health.

Blood Sugar TrackingMedication TrackerA1C Tracker
๐Ÿฅ Medical
(571)
free with in-app purchases
12
Glooko - Track Diabetes Data
Glooko - Track Diabetes Data
Glooko - Track Diabetes Data
Take control of your diabetes
Free

This app helps individuals manage their diabetes by tracking blood glucose, insulin, weight, exercise, food, and medications. It facilitates remote collaboration with healthcare providers by sharing data and reports, enabling better informed health decisions.

Track blood glucose, insulin, weight, exercise, food, and medicationsSync data from over 200 diabetes devicesShare health data with care teams
๐Ÿฅ Medical
(9.3K)
free
13
Health Monitor: Sugar & BP
Health Monitor: Sugar & BP
Health Monitor: Sugar & BP
Heart Rate & BP Tracker
Free

Monitor your heart rate, blood pressure, blood sugar, and blood oxygen levels. Analyze trends, gain insights into your body's balance, and access health education. Integrates with Apple Health for comprehensive health management.

Heart rate measurement via cameraBlood pressure tracking and trendsBlood sugar monitoring
๐Ÿ’ช Health & Fitness
(12K)
freemium
14
OneTouch Revealยฎ app
OneTouch Revealยฎ app
OneTouch Revealยฎ app
Your diabetes management app
Free

This app helps individuals manage their diabetes by tracking blood glucose readings, food intake, insulin, and activity. It visualizes data to identify patterns, offers personalized insights and reminders, and allows users to share progress with their care team.

Blood glucose pattern identificationPersonalized reminders and guidanceDiabetes logbook with color-coded readings
๐Ÿฅ Medical
(159K)
free with in-app purchases
15
FreeStyle Libre 3 โ€“ US
FreeStyle Libre 3 โ€“ US
FreeStyle Libre 3 โ€“ 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
๐Ÿฅ Medical
(5.4K)
free
16
Sugarmate by Tandem
Sugarmate by Tandem
Sugarmate by Tandem
Maximize Your CGM Data
Free

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.

Enhanced CGM data visualizationDigital diary for logging trendsCustomizable tools for alerts
๐Ÿฅ Medical
(14K)
ad-supported
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
๐Ÿฅ Medical
(8.9K)
free
18
Glucose Monitor - Diabetes App
Glucose Monitor - Diabetes App
Glucose Monitor - Diabetes App
Blood Sugar Tracker, Diet Log
Free

This application helps users monitor and manage their blood sugar levels to stay within target ranges. It provides tools for tracking glucose readings at various times, offers insights into typical target levels, and includes a glycemic index table to aid in food choices. The goal is to improve health, energy, and mood by maintaining stable blood sugar.

Blood sugar trackingDiet loggingGlycemic index table
๐Ÿฅ Medical
(680)
free with in-app purchases
19
Dexcom G7
Dexcom G7
Dexcom G7
Continuous Glucose Monitoring
Free

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.

Real-time glucose monitoringCustomizable high/low glucose alertsData sharing with followers
๐Ÿฅ Medical
(7.7K)
free
20
LibreLinkUp
LibreLinkUp
LibreLinkUp
by Newyu, Inc
Free

Monitor and support individuals using a FreeStyle Libre sensor and compatible app. View their glucose levels with a quick glance, receive alerts for high or low glucose, and get notified about sensor status. Understand glucose patterns with history and insights.

Remote glucose monitoringGlucose history and insightsGlucose alarms (high/low)
๐Ÿฅ Medical
(23K)
free