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Best Free Blood Sugar Log Apps

217+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated June 2026

The best free blood sugar log apps on iPhone average 4.5★ across 217+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.

Top Picks for Free Blood Sugar Log

Glucose | Blood Sugar Tracker#1

Glucose | Blood Sugar Tracker by App Sub 1 LLC

Diabetes Log
Editor's Choice
🏥 Medical
4.6😞(28K ratings)
FreeIn-App Purchases
#19in Medical
Glucose | Blood Sugar Tracker screenshot 1
Glucose | Blood Sugar Tracker screenshot 2
Glucose | Blood Sugar Tracker screenshot 3
Glucose | Blood Sugar Tracker screenshot 4
Glucose | Blood Sugar Tracker screenshot 5

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.

What We Love

  • 👍 Easy to use
  • 🚀 Simple and straightforward
  • 💡 Estimated A1C feature
  • 👍 Graphs and data visualization

Room to Improve

  • 🔒 Subscription model to access full features
  • 🐛 Recent update removed decimal point for glucose entries
  • 🔒 Locked features behind paywall
mySugr - Diabetes Tracker Log#2

mySugr - Diabetes Tracker Log by mySugr GmbH

Master Your Blood Sugar Level!
Strong Contender
🏥 Medical
4.7😊(32K ratings)
FreeAdsIn-App Purchases
#71in Medical
mySugr - Diabetes Tracker Log screenshot 1
mySugr - Diabetes Tracker Log screenshot 2
mySugr - Diabetes Tracker Log screenshot 3
mySugr - Diabetes Tracker Log screenshot 4
mySugr - Diabetes Tracker Log screenshot 5
mySugr - Diabetes Tracker Log screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Convenient data tracking
  • 💡 Helpful features like estimated A1C
  • 👍 Integrates with other health apps

Room to Improve

  • 🐛 Connectivity issues with some devices
  • 🔍 Limited customization options
  • 💰 Paid version required for some key features
Blood Sugar Tracker & Log (AI)#3

Blood Sugar Tracker & Log (AI) by Taro Horiguchi

Diabetes & Glucose Tracking
Worth Considering
💪 Health & Fitness
4.8(507 ratings)
FreeAds
Blood Sugar Tracker & Log (AI) screenshot 1
Blood Sugar Tracker & Log (AI) screenshot 2
Blood Sugar Tracker & Log (AI) screenshot 3
Blood Sugar Tracker & Log (AI) screenshot 4
Blood Sugar Tracker & Log (AI) screenshot 5

This app helps you manage blood sugar levels by logging glucose readings and analyzing meal photos with AI. It predicts the risk of blood sugar spikes and offers personalized tips to avoid them, all without requiring external devices.

More Free Blood Sugar Log apps to explore

4
GLog : Glucose Logbook
GLog : Glucose Logbook
GLog : Glucose Logbook
Track Diabetic Health Metrics
Free

This app helps diabetics meticulously record and monitor vital health metrics like blood sugar, weight, and blood pressure. Visualize trends with customizable charts and easily share detailed reports with healthcare providers via email.

Record blood glucose, weight, blood pressure, A1c, cholesterolSet time periods for glucose readingsView blood glucose, weight, and blood pressure charts
🏥 Medical
(3.3K)
free
5
Free Blood Sugar Monitor ivita
Free Blood Sugar Monitor ivita
Free Blood Sugar Monitor ivita
Glucose Diabetes Test Tracker
Free

Track glucose levels, A1C, medications, and other health data with this diabetes management tool. Log readings, add notes about food and activity, and view trends with clear charts. Set reminders and export reports for healthcare providers.

Track glucose levels and A1CLog medications and health dataRecord food, activity, and stress notes
💪 Health & Fitness
(511)
free
6
Blood Sugar Log - Diabetes log
Blood Sugar Log - Diabetes log
Blood Sugar Log - Diabetes log
One touch log your blood sugar
Free

Easily log and track your blood glucose levels using advanced AI recognition technology. Simply take a photo of your results to record them automatically. View statistics, manage multiple users, and identify blood sugar patterns.

AI-powered blood glucose scanningAutomatic result recordingHourly, weekly, and monthly statistics
💪 Health & Fitness
(198)
freemium
7
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
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
💪 Health & Fitness
(4.7K)
free with in-app purchases
9
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
10
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
11
OneTouch Reveal® app
OneTouch Reveal® app
OneTouch Reveal® 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
🏥 Medical
(160K)
free with in-app purchases
12
Blood Sugar Level
Blood Sugar Level
Blood Sugar Level
Blood Sugar Level
Free

Easily track your daily blood sugar levels with this simple app. Record your measurements and view statistics over time to monitor your health. Requires an external glucometer for data input.

Daily blood sugar trackingRecord measurementsView statistics over time
🏥 Medical
(1K)
ad-supported
13
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
🏥 Medical
(571)
free with in-app purchases
14
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)
🏥 Medical
(23K)
free
15
Blood Sugar Tracker: iGlupal
Blood Sugar Tracker: iGlupal
Blood Sugar Tracker: iGlupal
Blood Sugar Monitor
Free

Easily record, track, and manage your blood sugar levels with this intuitive glucose monitoring app. Features quick recording, advanced tracking, insulin reminders, note-taking, and data export. Integrates with Apple Health for seamless data synchronization.

Intuitive glucose monitoring interfaceQuick blood sugar recordingAdvanced historical data tracking
🏥 Medical
(935)
free with in-app purchases
16
Blood Sugar Tracker: Diabetly
Blood Sugar Tracker: Diabetly
Blood Sugar Tracker: Diabetly
Blood sugar test & Insulin log
Free

Easily manage diabetes by logging glucose levels and tracking trends. Sync data with Apple Health and export reports via PDF or email for sharing. Analyze how meals and activities impact your readings.

Log glucose levelsTrack blood sugar trendsSync with Apple Health
🏥 Medical
(224)
freemium
17
MyDiabetes: Sugar & Meal Log
MyDiabetes: Sugar & Meal Log
MyDiabetes: Sugar & Meal Log
Calorie, Glucose, Carb Tracker
Free

This app helps individuals manage diabetes and prediabetes by tracking glucose levels, HbA1c, and meals. It offers personalized meal plans, grocery lists, and home workouts for a healthier lifestyle. Seamlessly integrates with Apple Health for comprehensive health monitoring.

Glucose and HbA1c trackingPersonalized diabetic meal plansWeekly grocery lists
💪 Health & Fitness
(2.4K)
freemium
18
Blood Sugar Tracker & Logbook
Blood Sugar Tracker & Logbook
Blood Sugar Tracker & Logbook
Diabetes - Blood Sugar Logbook
Free

Easily log and track your blood sugar levels, blood pressure, and body weight. Receive daily reminders and view graphical data to monitor your health. Export your records to share with your doctor.

Log blood glucose levels by timeTrack blood pressure and body weightDaily reminders for data logging
💪 Health & Fitness
(624)
free with in-app purchases
19
Diabetes Logs
Diabetes Logs
Diabetes Logs
Log your blood sugar and meds
Free

Easily track and manage your diabetes by logging blood sugar levels and medications. View clear statistics and graphs to monitor progress, with both online and offline access. Share data with your healthcare team and sync with the Health app.

Log blood sugar levelsRecord medicationsView stats and graphs
💪 Health & Fitness
(3.1K)
free
20
RateTracker:Blood Sugar
RateTracker:Blood Sugar
RateTracker:Blood Sugar
Heart Rate & BP Monitor
Free

This app helps you monitor vital health metrics like heart rate, blood sugar, and blood pressure. It also supports lifestyle goals such as quitting smoking and tracking GLP-1 medication side effects. Gain insights into your health trends and receive motivational support.

Heart Rate & Blood Sugar TrackingHeart Health ReportGLP-1 Tracker
🔧 Utilities
(2.2K)
free with in-app purchases