Best T1D1 Insulin Calculator Apps

209+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated May 2026

From beginner-friendly picks to power-user tools, our t1d1 insulin calculator list covers 209+ iPhone apps updated through May 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for T1D1 Insulin Calculator

T1D1 Mobile#1

T1D1 Mobile by T1D1 LLC

Type1 Insulin Calc FDA-Cleared
Editor's Choice
💪 Health & Fitness
4.5(24 ratings)
Free
T1D1 Mobile screenshot 1
T1D1 Mobile screenshot 2
T1D1 Mobile screenshot 3
T1D1 Mobile screenshot 4
T1D1 Mobile screenshot 5

This app helps individuals with Type 1 Diabetes calculate insulin doses, track glucose, insulin, and carb intake. It's designed for those using multiple daily injections and newly diagnosed patients, offering essential tools for daily management. The app is FDA-cleared and free to use.

MyDiabetes: Sugar & Meal Log#3

MyDiabetes: Sugar & Meal Log by DIABETES SOLUTIONS UAB

Calorie, Glucose, Carb Tracker
Worth Considering
💪 Health & Fitness
4.4😞(2.4K ratings)
FreeAdsIn-App Purchases
MyDiabetes: Sugar & Meal Log screenshot 1
MyDiabetes: Sugar & Meal Log screenshot 2
MyDiabetes: Sugar & Meal Log screenshot 3
MyDiabetes: Sugar & Meal Log screenshot 4
MyDiabetes: Sugar & Meal Log screenshot 5
MyDiabetes: Sugar & Meal Log screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Helpful meal plans
  • 💡 Good for tracking progress
  • 🚀 Effective for managing diabetes

Room to Improve

  • 🐛 Unreliable subscription management
  • 💰 Expensive with hidden costs
  • 🐛 Inaccurate nutritional information

More T1D1 Insulin Calculator apps to explore

4
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
5
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
(32K)
free with in-app purchases
6
Calculator·
Calculator·
Calculator·
Big Basic Calculator
Free

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

Basic arithmetic operationsPercentage calculationsMultiple color schemes
🔧 Utilities
(33K)
free with in-app purchases
7
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.

Basic & Scientific CalculatorAdvanced Scientific FunctionsLive Currency Converter
🔧 Utilities
(126K)
free with in-app purchases
8
BMI Calculator‰
BMI Calculator‰
BMI Calculator‰
Body Mass Index Calculator
Free

Easily calculate your Body Mass Index (BMI) with this straightforward application. It provides a quick way to understand your weight status based on your height and weight.

BMI calculationInput heightInput weight
💪 Health & Fitness
(24K)
ad-supported
9
SocialDiabetes - Diabetes app
SocialDiabetes - Diabetes app
SocialDiabetes - Diabetes app
Take control of your diabetes
Free

This app aids in the self-management of diabetes by tracking blood glucose, insulin, carbs, and activity. It calculates necessary insulin doses and provides insights into glycemic control, integrating with Apple Health and allowing remote monitoring by healthcare providers.

Manual data entry and storageInsulin dose calculationCarbohydrate tracking
💪 Health & Fitness
(89)
free with in-app purchases
10
Calculator 3.0
Calculator 3.0
Calculator 3.0
Calculations Simplified
Free

A free, redesigned calculator app offering a simpler, more intuitive experience across Apple devices. Features include customizable themes, advanced scientific functions, and unit conversion, all optimized for various screen sizes and interactions.

Customizable themesScientific calculatorUnit converter
🔧 Utilities
(3.5K)
free
11
Diabetes Tracker by MyNetDiary
Diabetes Tracker by MyNetDiary
Diabetes Tracker by MyNetDiary
Blood glucose, sugar, carbs
Free

This app helps users manage diabetes by tracking blood glucose, food intake, exercise, and medications. It offers detailed analysis, personalized feedback, and support to improve diet and control blood sugar levels. Designed for various diabetes types, it aims to empower users in their health journey.

Comprehensive blood glucose trackingFood and carb tracking with barcode scannerExercise tracking with GPS
🏥 Medical
(5.9K)
free with in-app purchases
12
Basic Calculator+
Basic Calculator+
Basic Calculator+
Basic Four Function Calculator
Free

Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.

Basic four functionsClear displayLarge buttons
🔧 Utilities
(243K)
free with in-app purchases
13
Calculate by QxMD
Calculate by QxMD
Calculate by QxMD
Medical Calculator
Free

This clinical calculator and decision support tool offers over 200 medical calculators and tools for diagnosis, treatment, and prognosis. It adapts to your practice and provides detailed references, integrating with PubMed and Read by QxMD.

Over 200 medical calculatorsClinical decision support toolsCardiology, internal medicine, and more
🏥 Medical
(5.1K)
free with in-app purchases
14
Sci:Pro Calculator
Sci:Pro Calculator
Sci:Pro Calculator
by Jerry Montgomery
Free

This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.

Multi-mode calculator (Basic, Scientific, Programmer)Calculation historyShare results via email
🔧 Utilities
(3.6K)
free
15
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
16
Glucose Buddy+ for Diabetes
Glucose Buddy+ for Diabetes
Glucose Buddy+ for Diabetes
Blood Sugar, Carb, A1C Tracker
$1.99

This app helps manage diabetes by tracking blood sugar, medication, and A1C levels. It offers a food database for carb intake logging, activity tracking, and educational content. Premium features provide advanced analytics and integrations.

Track blood glucose, medication, and A1CLog weight and carb intakeExtensive food database
🏥 Medical
(3.4K)
freemium
17
Keto Calculator - Keto Buddy
Keto Calculator - Keto Buddy
Keto Calculator - Keto Buddy
Keto/low carb macro calculator
Free

Calculate your ideal macronutrient intake for ketogenic and other low-carb diets. This free tool helps you determine the right balance of fat, protein, and carbohydrates based on your individual goals and needs.

Macronutrient calculationKetogenic diet supportLow-carb diet support
💪 Health & Fitness
(8.4K)
free
18
t:simulator™ App
t:simulator™ App
t:simulator™ App
by Tandem Diabetes Care, Inc.
Free

Explore the features of an insulin pump's touchscreen interface without needing a prescription. This app is ideal for individuals with diabetes, their caregivers, or healthcare professionals to understand pump functionality.

Explore touchscreen interfaceDemonstrates pump featuresNo prescription required
🏥 Medical
(116)
free
19
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Keto Diet App - Carb Tracker
Weight Loss, Meal Plan, Recipe
Free

This app acts as your personal keto coach, offering a powerful macro tracker with hundreds of recipes and diet tips. Easily log food using voice recognition or a barcode scanner, and receive a custom weight loss plan to reach your goals faster.

Automatic macro calculatorCarb and calorie counterPersonalized weight loss plan
💪 Health & Fitness
(81K)
free with in-app purchases
20
Color Calculator-smart&cute
Color Calculator-smart&cute
Color Calculator-smart&cute
Cute calculator app with theme
Free

This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.

60+ free cute and colorful themesExclusive dynamic and special themesScientific & Standard calculator modes
🔧 Utilities
(15K)
freemium