Best Free Diabetic Log Apps

248+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated October 2026

With an average user rating of 4.4★, the free diabetic log category is one of the App Store's strongest. Browse all 248+ apps we track, sorted so the most loved ones surface first.

Compare top Free Diabetic Log Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Diabetes LogsDiabetes LogsFree4.6★ (3.1K)NoYesOct 2026
2Glucose | Blood Sugar TrackerGlucose | Blood Sugar TrackerFree4.6★ (29K)NoYesNov 2026
3OneTouch Reveal® appOneTouch Reveal® appFree4.8★ (163K)NoNoNov 2026
4mySugr - Diabetes Tracker LogmySugr - Diabetes Tracker LogFree4.7★ (34K)NoYesNov 2026
5GLog : Glucose LogbookGLog : Glucose LogbookFree4.8★ (3.4K)NoNoNov 2026
6iHealth Gluco-SmartiHealth Gluco-SmartFree4.8★ (17K)NoNoNov 2026
7LibreLinkUpLibreLinkUpFree4.8★ (23K)NoNoNov 2026
8Glucose Buddy Diabetes TrackerGlucose Buddy Diabetes TrackerFree4.8★ (25K)YesYesNov 2026

Top Picks for Free Diabetic Log

Diabetes Logs#1

Diabetes Logs by Florin Uscatu

Log your blood sugar and meds
Editor's Choice
💪 Health & Fitness
4.6😐(3.1K ratings)
FreeIn-App Purchases
Diabetes Logs screenshot 1
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Diabetes Logs screenshot 5

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.

What We Love

  • 👍 Easy to use
  • 📊 Helpful graphs and data visualization
  • ⚡ Simple and straightforward
  • 🔍 Useful for tracking blood sugar levels
  • 🤝 Good for sharing data with doctors

Room to Improve

  • 🐛 Logs disappearing or not saving properly
  • 🤔 Limited medication options
  • 🔒 Issues with login/account management
  • 🔍 Inability to view full history of entries
  • 🔍 Lack of customization options
Glucose | Blood Sugar Tracker#2

Glucose | Blood Sugar Tracker by App Sub 1 LLC

Insulin, Carbs & Diabetes Log
Strong Contender
🏥 Medical
4.6😞(29K ratings)
FreeIn-App Purchases
#26in 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
Glucose | Blood Sugar Tracker screenshot 6

This app helps users track blood sugar, weight, blood pressure, A1C, and medications. It provides trend analysis, customizable reminders, and the ability to email reports to physicians. An estimated A1C calculator is also included for diabetes management.

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
  • 🔒 Sudden changes to free version
OneTouch Reveal® app#3

OneTouch Reveal® app by LifeScan, Inc.

Your diabetes management app
Worth Considering
🏥 Medical
4.8😊(163K ratings)
Free
OneTouch Reveal® app screenshot 1
OneTouch Reveal® app screenshot 2
OneTouch Reveal® app screenshot 3
OneTouch Reveal® app screenshot 4
OneTouch Reveal® app screenshot 5
OneTouch Reveal® app screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Convenient Bluetooth sync
  • 📊 Helpful data tracking and visualization
  • 💊 Good for managing diabetes
  • 🤝 Useful for communicating with doctors

Room to Improve

  • 🐛 Syncing issues with meters and devices
  • ⏱️ Slow app performance after updates
  • 🔒 Privacy concerns around data sharing
  • 🔋 Short battery life for meters
  • 🤔 Confusing or inflexible meal logging

More Free Diabetic Log apps to explore

FAQ about Free Diabetic Log

What are the best free diabetic log apps for iPhone?
Diabetes Logs tops our free diabetic log apps ranking as of October 2026, with a 4.6-star average from 3.1K App Store ratings, and it's free to download.
Diabetes Logs has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 248+ free diabetic log apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.