Best Free Sugar Tracker Apps

248+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated September 2026

Whether you're new to free sugar tracker or looking for an upgrade, our curated collection of 248+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Free Sugar Tracker Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Glucose | Blood Sugar TrackerGlucose | Blood Sugar TrackerFree4.6★ (28K)NoYesSep 2026
2Free Blood Sugar Monitor ivitaFree Blood Sugar Monitor ivitaFree4.5★ (1.1K)YesNoSep 2026
3Sugar Tracker & LogSugar Tracker & LogFree4.7★ (226)NoYesSep 2026
4mySugr - Diabetes Tracker LogmySugr - Diabetes Tracker LogFree4.7★ (33K)NoYesSep 2026
5Glucose Buddy Diabetes TrackerGlucose Buddy Diabetes TrackerFree4.8★ (25K)YesYesSep 2026
6SweetFree: Sugar TrackerSweetFree: Sugar TrackerFree2.0★ (1)NoYesJul 2026
7Sour: Quit Sugar TrackerSour: Quit Sugar TrackerFree—NoYesAug 2026
8No Sugar Challenge - TrackerNo Sugar Challenge - TrackerFree4.0★ (1)YesNoSep 2026

Top Picks for Free Sugar Tracker

Glucose | Blood Sugar Tracker#1

Glucose | Blood Sugar Tracker by App Sub 1 LLC

Insulin, Carbs & Diabetes Log
Editor's Choice
🏥 Medical
4.6😞(28K ratings)
FreeIn-App Purchases
#24in 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, 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
  • 🔒 Sudden changes to free version

More Free Sugar Tracker apps to explore

FAQ about Free Sugar Tracker

What are the best free sugar tracker apps for iPhone?
Glucose | Blood Sugar Tracker tops our free sugar tracker apps ranking as of September 2026, with a 4.6-star average from 28K App Store ratings, and it's free to download.
Glucose | Blood Sugar Tracker has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 248+ free sugar tracker apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app is designed to help users manage diabetes by tracking blood sugar levels, weight, blood pressure, A1C, medications, carbohydrates, and more. It allows for easy data logging, trend identification through graphs, and provides an estimated A1C calculator.
Key features include logging various health data points, identifying trends with filters and graphs, scheduling reminders to check blood sugar, emailing reports to physicians, and an A1C estimation calculator. It also tracks medications, carbs, weight, and ketones.