Best Insulin Apps

247+ iOS apps curated and reviewed

4.5 avg rating
17 free apps
Updated August 2026

Looking for free insulin apps? 17 of our 247+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Insulin Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Daily Dose — Insulin LogDaily Dose — Insulin LogFree4.8★ (84)NoNoAug 2026
2BolusCalcBolusCalcFree3.8★ (23)NoNoAug 2026
3Glucose | Blood Sugar TrackerGlucose | Blood Sugar TrackerFree4.6★ (28K)NoYesSep 2026
4Glucose Buddy Diabetes TrackerGlucose Buddy Diabetes TrackerFree4.8★ (25K)YesYesSep 2026
5AKUH Insulin CalculatorAKUH Insulin CalculatorFree4.3★ (3)NoNoMay 2026
6Insulin-RxInsulin-RxFree was $0.994.7★ (3)NoNoMay 2026
7mySugr - Diabetes Tracker LogmySugr - Diabetes Tracker LogFree4.7★ (33K)NoYesSep 2026
8Glucose and Insulin CalculatorGlucose and Insulin CalculatorFreeNoYesJun 2026

Top Picks for Insulin

Daily Dose — Insulin Log#1

Daily Dose — Insulin Log by Dirk Fabisch

Simply log. Always yours.
Editor's Choice
🏥 Medical
4.8(84 ratings)
Free
Daily Dose — Insulin Log screenshot 1
Daily Dose — Insulin Log screenshot 2
Daily Dose — Insulin Log screenshot 3
Daily Dose — Insulin Log screenshot 4
Daily Dose — Insulin Log screenshot 5

Easily log your daily insulin injections and blood sugar levels. Sync data with Apple Health and access key information quickly via home screen widgets. Add custom notes for detailed tracking.

BolusCalc#2

BolusCalc by BC Children's Hospital

Insulin Bolus Calculator
Strong Contender
🏥 Medical
3.8(23 ratings)
Free
BolusCalc screenshot 1
BolusCalc screenshot 2
BolusCalc screenshot 3
BolusCalc screenshot 4
BolusCalc screenshot 5
BolusCalc screenshot 6

This app assists with calculating insulin doses for individuals managing diabetes. It offers features for simple bolus calculations, insulin sliding scales, and adjustments based on continuous glucose monitoring data. Supports both Canadian and U.S. blood glucose units.

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
#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, 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

More Insulin apps to explore

4
Glucose Buddy Diabetes Tracker
Glucose Buddy Diabetes Tracker
Glucose Buddy Diabetes Tracker
Log Blood Sugar, Carbs, & Meds
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
5
AKUH Insulin Calculator
AKUH Insulin Calculator
AKUH Insulin Calculator
by Aga Khan Hospital and Medical College Foundation
Free

This tool assists medical professionals in adjusting insulin infusion rates. It calculates the necessary adjustments based on a patient's current and previous blood glucose levels, along with their current infusion rate.

Calculate insulin infusion ratesInput current blood glucoseInput prior blood glucose
💪 Health & Fitness
(3)
free
6
Insulin-Rx
Insulin-Rx
Insulin-Rx
by Adam Lyko
Free
$0.99 | 100% OFF

This medical app assists healthcare professionals in calculating insulin doses for basal-bolus therapy. It offers efficient input methods and provides key metrics like insulin units/kg/day, carbohydrate ratios, and sensitivity factors. Additional tools include A1C conversion and BMI calculation.

Insulin dose calculationBasal-bolus therapy supportPatient weight and TDD input via sliders
🏥 Medical
(3)
free
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
(33K)
free with in-app purchases
8
Glucose and Insulin Calculator
Glucose and Insulin Calculator
Glucose and Insulin Calculator
Diabetes buddy for tracking
Free
🏥 Medical
(0)
9
Insulin Log
Insulin Log
Insulin Log
Simple & Smart Glucose Tracker
Free
🏥 Medical
(0)
10
KomaDose AI Insulin Calculator
KomaDose AI Insulin Calculator
KomaDose AI Insulin Calculator
AI Enhanced Insulin Calculator
Free

This app assists individuals using fast-acting mealtime insulin by calculating precise insulin doses based on blood glucose and carbohydrate intake. It also features AI-powered meal photo analysis for carb estimation, dose history tracking, and management of medical contacts and appointments.

AI-powered insulin dose calculationAI carb counting from meal photosDose history and calendar logging
🏥 Medical
(1)
ad-supported
11
WUSM OB Insulin
WUSM OB Insulin
WUSM OB Insulin
by Washington University in St. Louis
Free

This medical calculator helps determine the initial insulin dosage for pregnant women. It uses maternal weight and trimester to calculate both long and short-acting insulin doses, offering options for regular or faster-acting medications.

Insulin dose calculation for pregnant womenInput maternal weight and trimesterCalculates long and short-acting insulin
🏥 Medical
(1)
free
12
iSage Rx
iSage Rx
iSage Rx
Insulin Titration
Free

This app assists individuals with type 2 diabetes in managing their basal insulin therapy. It helps users track blood sugar levels, receive recommended insulin doses, and adhere to their prescribed treatment plan in collaboration with their healthcare provider.

Basal insulin titration guidanceBlood sugar level trackingRecommended insulin dosage
🏥 Medical
(15)
free
13
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
(161K)
free with in-app purchases
14
Glycemic Index Load Net Carbs
Glycemic Index Load Net Carbs
Glycemic Index Load Net Carbs
Diabetes Diet Glucose & Weight
Free

Manage your health with this app, offering AI-powered recipe generation and tracking for glucose, weight, and blood pressure. It helps users make informed food choices and monitor key health metrics to support diabetes prevention and weight management.

AI-powered recipe generatorGlycemic Index and Load dataGlucose and ketone tracking
🏥 Medical
(3.5K)
free with in-app purchases
15
iTracker - Insulin Tracker
iTracker - Insulin Tracker
iTracker - Insulin Tracker
by Lucas Pennice
Free
💪 Health & Fitness
(0)
16
InPen Smart Pen
InPen Smart Pen
InPen Smart Pen
Smart Dose Calculator, MDI Log
Free

This app automatically tracks insulin doses and provides personalized recommendations based on glucose levels, meals, and active insulin. It helps prevent over- or under-dosing and integrates with CGM data and Apple Health for a comprehensive view of your diabetes management.

Automatic dose recordingPersonalized insulin recommendationsCGM data synchronization
🏥 Medical
(184)
free with in-app purchases
17
Insulin Protocol Calculator
Insulin Protocol Calculator
Insulin Protocol Calculator
by Crystal Clear Solutions
$0.99

Calculates insulin bolus and infusion rates based on glucose values and infusion history. It offers recommendations for perioperative, ICU, or medical floor glucose control.

Determines insulin bolus requirementsCalculates infusion rate needsUses Portland Insulin protocol
🏥 Medical
(6)
paid
18
Insulinic
Insulinic
Insulinic
by Insulinic Of Lafayette LLC
Free
💪 Health & Fitness
(0)
19
InsulinRatio: Diabetes Dose
InsulinRatio: Diabetes Dose
InsulinRatio: Diabetes Dose
by 26 Branding Agency Inc.
$2.99
💪 Health & Fitness
(0)
20
Digital Intern Insulin Ed
Digital Intern Insulin Ed
Digital Intern Insulin Ed
DI Educator App
$9.99
📚 Education
(0)

FAQ about Insulin

What are the best insulin apps for iPhone?
Daily Dose — Insulin Log tops our insulin apps ranking as of August 2026, with a 4.8-star average from 84 App Store ratings, and it's free to download.
Yes — 17 of the top insulin apps we rank are free to download, including Daily Dose — Insulin Log and BolusCalc.
Daily Dose — Insulin Log has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 247+ insulin apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Daily Dose is a free medical app designed to help users meticulously document their daily insulin intake and blood sugar levels. It allows for the addition of notes and offers seamless synchronization with Apple Health.
Daily Dose can automatically retrieve blood sugar values from Apple Health if you use a CGM system. It also synchronizes both blood sugar values and insulin intake with Apple Health for comprehensive data management.

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