Best Glucose And Insulin Calculator Apps

242+ iOS apps curated and reviewed

4.2 avg rating
18 free apps
Updated September 2026

Every iPhone needs a few good glucose and insulin calculator apps. We benchmark 242+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Glucose And Insulin Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Glucose and Insulin CalculatorGlucose and Insulin CalculatorFree—NoYesJun 2026
2Glucose CompanionGlucose CompanionFree4.4★ (473)YesNoSep 2026
3Glucose | Blood Sugar TrackerGlucose | Blood Sugar TrackerFree4.6★ (28K)NoYesSep 2026
4Glucose Companion ProGlucose Companion Pro$1.994.6★ (791)NoYesSep 2026
5Sugar Hub: Glucose & InsulinSugar Hub: Glucose & InsulinFree4.1★ (9)NoYesAug 2026
6T1D1 MobileT1D1 MobileFree4.5★ (24)NoNoSep 2026
7OneTouch Reveal® appOneTouch Reveal® appFree4.8★ (161K)NoNoSep 2026
8A1C Calculator Blood GlucoseA1C Calculator Blood GlucoseFree4.1★ (116)YesYesSep 2026

Top Picks for Glucose And Insulin Calculator

Glucose Companion#2

Glucose Companion by 倩 赵

Blood Sugar and Weight Tracker
Strong Contender
🏥 Medical
4.4😊(473 ratings)
FreeAds
Glucose Companion screenshot 1
Glucose Companion screenshot 2
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Glucose Companion screenshot 5

Monitor your blood sugar and weight with this comprehensive tracker. Easily log readings, add notes, and visualize trends with charts. The app helps you understand your glucose levels, calculate insulin needs, and share data with your doctor for better diabetes management.

What We Love

  • 👍 Easy to use
  • 📊 Helpful for tracking and reporting
  • 🚀 Convenient for diabetic management
  • 💻 Works well on various devices

Room to Improve

  • 🔍 Limited customization options
  • 🔋 Excessive ads disrupting usage
  • 🐛 Occasional bugs and glitches
  • 🔒 Concerns about data privacy and security
Glucose | Blood Sugar Tracker#3

Glucose | Blood Sugar Tracker by App Sub 1 LLC

Insulin, Carbs & Diabetes Log
Worth Considering
🏥 Medical
4.6😞(28K ratings)
FreeIn-App Purchases
#25in 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 Glucose And Insulin Calculator apps to explore

FAQ about Glucose And Insulin Calculator

Are there free glucose and insulin calculator apps for iPhone?
Yes — 18 of the top glucose and insulin calculator apps we rank are free to download, including Glucose and Insulin Calculator and Glucose Companion.
Glucose and Insulin Calculator has no ads and offers in-app purchases, according to its App Store listing as of September 2026.
We track 242+ glucose and insulin calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.