Best Glucose Reader Apps

216+ iOS apps curated and reviewed

4.5 avg rating
19 free apps
Updated July 2026

Out of 216+ glucose reader apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Glucose Reader Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Glucose Monitor - Diabetes AppGlucose Monitor - Diabetes AppFree4.3★ (680)YesYesJul 2026
2Libre by AbbottLibre by AbbottFree4.6★ (110K)NoNoJul 2026
3FreeStyle Libre 3 – USFreeStyle Libre 3 – USFree2.4★ (6K)NoNoJul 2026
4Glucose | Blood Sugar TrackerGlucose | Blood Sugar TrackerFree4.6★ (28K)NoYesJul 2026
5Blood Sugar Tracker GlucobyteBlood Sugar Tracker GlucobyteFree4.5★ (1.9K)YesYesJul 2026
6Health Monitor: Sugar & BPHealth Monitor: Sugar & BPFree4.2★ (12K)YesYesJul 2026
7mySugr - Diabetes Tracker LogmySugr - Diabetes Tracker LogFree4.7★ (32K)YesYesJul 2026
8Glucose Buddy Diabetes TrackerGlucose Buddy Diabetes TrackerFree4.8★ (25K)YesYesJul 2026

Top Picks for Glucose Reader

Glucose Monitor - Diabetes App#1

Glucose Monitor - Diabetes App by Andrei Nemtsou

Blood Sugar Tracker, Diet Log
Editor's Choice
🏥 Medical
4.3😞(680 ratings)
FreeAdsIn-App Purchases
Glucose Monitor - Diabetes App screenshot 1
Glucose Monitor - Diabetes App screenshot 2
Glucose Monitor - Diabetes App screenshot 3
Glucose Monitor - Diabetes App screenshot 4
Glucose Monitor - Diabetes App screenshot 5

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.

What We Love

  • ⭐ Great customer support
  • 👍 Easy to use
  • 💡 Helpful for tracking glucose levels
  • 🚀 Super easy to use

Room to Improve

  • 🐛 Glitchy, with issues recording time and glucose values correctly
  • 💰 Misleading advertising, app does not actually measure glucose
  • 🤑 Expensive subscription, poor value for money
Libre by Abbott#2

Libre by Abbott by Abbott Labs

Continuous Glucose Monitoring
Strong Contender
🏥 Medical
4.6😊(110K ratings)
Free
#24in 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
FreeStyle Libre 3 – US#3

FreeStyle Libre 3 – US by Abbott Labs

Continuous Glucose Monitoring
Worth Considering
🏥 Medical
2.4😐(6K ratings)
Free
#37in Medical
FreeStyle Libre 3 – US screenshot 1
FreeStyle Libre 3 – US screenshot 2
FreeStyle Libre 3 – US screenshot 3
FreeStyle Libre 3 – US screenshot 4
FreeStyle Libre 3 – US screenshot 5
FreeStyle Libre 3 – US screenshot 6

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.

What We Love

  • 🚀 Smaller and less obtrusive sensor
  • 🚀 Accurate continuous glucose monitoring
  • 👍 Helpful for managing diabetes
  • 👍 Improved from previous Libre versions

Room to Improve

  • 🐛 Frequent sensor failures and connectivity issues
  • 🔊 Loud and non-customizable alarms
  • 🔍 Limited data visualization and analysis capabilities

More Glucose Reader apps to explore

4
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
🏥 Medical
(28K)
free with in-app purchases
5
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
🏥 Medical
(1.9K)
free with in-app purchases
6
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
💪 Health & Fitness
(12K)
freemium
7
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
8
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
🏥 Medical
(25K)
freemium
9
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
10
Dario Health
Dario Health
Dario Health
Health made easy
Free

This app helps manage diabetes and blood pressure with a compact, all-in-one monitoring system. It tracks glucose and blood pressure, calculates carbs, logs activity, and allows data sharing with healthcare providers and loved ones. Gain insights into health trends and build better habits.

Compact blood glucose monitoring systemBlood pressure monitoring integrationAutomatic carb counting
🏥 Medical
(25K)
free
11
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
(30)
free
12
iHealth Gluco-Smart
iHealth Gluco-Smart
iHealth Gluco-Smart
Blood glucose management
Free

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.

Automatic test result recordingDigital logbookGraphical data summaries
💪 Health & Fitness
(13K)
free
13
Glucose tracker++
Glucose tracker++
Glucose tracker++
Log a1c — Blood sugar tracking
Free

Easily track blood sugar, A1C, and medications to identify trends and manage diabetes or prediabetes. Schedule reminders for diligent monitoring and gain insights into your health.

Blood sugar trackingA1C calculationMedication logging
🏥 Medical
(1.5K)
freemium
14
My Glucose Tracker
My Glucose Tracker
My Glucose Tracker
Diabetes: Blood Sugar Tracker
Free

Easily monitor your blood sugar levels, insulin doses, carb intake, and exercise. Securely store all your health data locally on your device with options to add notes and print logs.

Track blood sugar levelsLog insulin dosesRecord carb intake
🏥 Medical
(405)
ad-supported
15
Glucose Buddy+ for Diabetes
Glucose Buddy+ for Diabetes
Glucose Buddy+ for Diabetes
Blood Sugar, Carb, A1C Tracker
$1.99

This app helps manage diabetes by tracking blood sugar, medication, and A1C levels. It offers a food database for carb intake logging, activity tracking, and educational content. Premium features provide advanced analytics and integrations.

Track blood glucose, medication, and A1CLog weight and carb intakeExtensive food database
🏥 Medical
(3.4K)
freemium
16
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
17
Glucose Guide - GiGi Diabetes
Glucose Guide - GiGi Diabetes
Glucose Guide - GiGi Diabetes
Diabetes Food & Carb Counter
Free

Manage diabetes effectively with personalized meal plans, smart recipe analysis, and grocery list generation. Track macros, medications, and blood sugar trends with actionable insights. Get evidence-based answers from a nutrition assistant and access a diabetes-friendly recipe library.

Custom meal plansSmart recipe analyzerPersonalized grocery lists
💪 Health & Fitness
(44)
free
18
Glucose Monitor
Glucose Monitor
Glucose Monitor
Glucose, Weight & more
Free

Easily track and manage your glucose, weight, temperature, and other vital health data. Visualize trends with charts, analyze statistics, correlate medication effects, and set reminders. This app centralizes your health readings for better management and communication with healthcare providers.

Comprehensive health data trackingChart visualization and statisticsMedication correlation
🏥 Medical
(449)
free with in-app purchases
19
Sugar Sense: Glucose Alerts
Sugar Sense: Glucose Alerts
Sugar Sense: Glucose Alerts
Live CGM data on your screen
Free

Monitor glucose levels in real-time with critical alerts and family sharing. Integrates with Libre CGM systems for instant data access, event logging, and notifications. Stay informed on your Lock Screen, Dynamic Island, and Apple Watch.

Real-time glucose trackingCritical alert callsFamily sharing and alerts
🏥 Medical
(1)
free with in-app purchases
20
GlucoseTrack: Diabetes & GLP-1
GlucoseTrack: Diabetes & GLP-1
GlucoseTrack: Diabetes & GLP-1
by Noah Miller
Free

Manage diabetes and GLP-1 medications with a comprehensive tracker for glucose, food, and injections. Features an AI coach for support, medication tracking, and progress monitoring. Integrates with Apple Health for seamless data syncing.

GLP-1 & medication trackingAI health coach (Ask Glu)Glucose, lab, and heart logging
💪 Health & Fitness
(1)
freemium

FAQ about Glucose Reader

What are the best glucose reader apps for iPhone?
Glucose Monitor - Diabetes App tops our glucose reader apps ranking as of July 2026, with a 4.3-star average from 680 App Store ratings, and it's free to download.
Yes — 19 of the top glucose reader apps we rank are free to download, including Glucose Monitor - Diabetes App and Libre by Abbott.
Glucose Monitor - Diabetes App shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 216+ glucose reader apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app helps users track their blood sugar levels to stay within target ranges, which can prevent or delay long-term health problems. It also aims to improve energy and mood by maintaining stable glucose levels. Users can log readings at different times of the day and use a glycemic index table to make informed food choices.
Key features include the ability to track blood sugar readings at specific times like upon waking, before and after meals, and at bedtime. It also provides information on typical blood sugar targets and includes a glycemic index table to help users avoid certain foods. The app encourages users to consult their healthcare team for personalized targets.