Best Bolus Calculator Apps

220+ iOS apps curated and reviewed

4.4 avg rating
20 free apps
Updated April 2026

Finding the right bolus calculator app can be overwhelming with so many options. We've analyzed 220+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Top Picks for Bolus Calculator

BolusCalc#1

BolusCalc by British Columbia's Children's Hospital

Insulin Bolus Calculator
Editor's Choice
🏥 Medical
4.0(19 ratings)
Free
BolusCalc screenshot 1
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BolusCalc screenshot 4
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This insulin bolus calculator app simplifies insulin dose calculations for individuals with diabetes, offering various screens for different calculation needs, including multiple daily injections and continuous glucose monitoring. It helps users determine accurate insulin doses based on factors like carb intake, blood glucose levels, and target ranges, making it a valuable tool for diabetes management.

Bolus Guide#2

Bolus Guide by David Vincent

Strong Contender
🏥 Medical
3.8(12 ratings)
Free
Bolus Guide screenshot 1
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This user-friendly tool helps individuals with diabetes calculate the correct amount of insulin needed for pre-meal bolus and correction doses by inputting a few critical pieces of data. By using this app, users can gain increased confidence in their insulin dosing, achieve better glycemic control, and improve their overall quality of life.

More Bolus Calculator apps to explore

4
Smart Bolus Calculator
Smart Bolus Calculator
Smart Bolus Calculator
by Smart Bolus Calculator LLC
Free
💪 Health & Fitness
(0)
5
mySugr - Diabetes Tracker Log
mySugr - Diabetes Tracker Log
mySugr - Diabetes Tracker Log
Master Your Blood Sugar Level!
Free

Manage your diabetes with ease using an app that serves as your free diabetes logbook. Track blood sugar levels, meals, medications, and more, with features like a Bolus Calculator and secure data backup. Activate additional PRO features for advanced diabetes therapy management.

🏥 Medical
(31K)
6
Calculate by QxMD
Calculate by QxMD
Calculate by QxMD
Medical Calculator
Free

A next-generation clinical calculator and decision support tool designed for the medical community, featuring tools across various medical specialties to aid in diagnosis, treatment, and prognosis. Developed by clinician experts, it provides quick answers through unique 'Question Flow' technology and integrates recent research publications for practical use. Try it now to streamline your clinical decision-making process.

🏥 Medical
(5.1K)
7
SocialDiabetes - Diabetes app
SocialDiabetes - Diabetes app
SocialDiabetes - Diabetes app
Take control of your diabetes
Free

This diabetes management app helps users take control of their condition by tracking and managing blood glucose levels, insulin, carbs, and physical activity, providing tools for calculations and insights to improve glycemic control. By using the app, users can register and combine logs, receive insulin dose recommendations, and share information with healthcare providers and loved ones.

💪 Health & Fitness
(89)
8
Diabetes:M
Diabetes:M
Diabetes:M
Manage Diabetes Like a Pro!
Free

Track and manage your diabetes with an all-in-one app that includes detailed monitoring, nutritional tracking, and integration with health devices. Get in-depth reports, sync data with your physician, and access premium features for enhanced care. Start taking control of your health today! For more information, visit the app's Terms and Privacy Policy page.

🏥 Medical
(988)
9
MDCalc Medical Calculator
MDCalc Medical Calculator
MDCalc Medical Calculator
Clinical Decision Support
Free

A top medical calculator app offering over 550 clinical decision tools for healthcare professionals, with features like offline access, CME credit tracking, and customizable lists for quick use. Join now for quick, evidence-based patient care support on-the-go.

🏥 Medical
(51K)
10
Jade Insulin Dose Calc
Jade Insulin Dose Calc
Jade Insulin Dose Calc
Upgrade Your Diabetes
Free

An innovative insulin dosing application with advanced features like visual predictions and dose calculations for various insulin users, providing a comprehensive tool for diabetes management with integration of health data and real-time support. Start your 30-day free trial today and upgrade to unlock premium features for better diabetes control.

🏥 Medical
(72)
11
Calculator₊
Calculator₊
Calculator₊
Basic, Scientific, Plus Calc
Free

Try Calculator₊, the ultimate mathematics tool offering basic, scientific, and plus calculations. Ideal for homework, exams, and managing expenses, this app is like having a personal math tutor on your phone. Download now for easy and intuitive math solutions!

🔧 Utilities
(1.7M)
12
Calculator for iPad!
Calculator for iPad!
Calculator for iPad!
Basic & Scientific Calculator
Free

Quickly crunch numbers with our user-friendly iPad calculator app that offers basic and scientific functions. Download now for accurate calculations on the go!

🔧 Utilities
(60K)
13
Calculator for iPad₊
Calculator for iPad₊
Calculator for iPad₊
Basic, Scientific, Plus Calc
Free

A powerful math solver and scientific calculator for iPad and iPhone, featuring advanced functions and quick calculations. Share your results easily and master your business expenses with percentage calculations. Get it now!

🔧 Utilities
(126K)
14
Dexcom G6
Dexcom G6
Dexcom G6
Continuous Glucose Monitoring
Free

Get real-time glucose readings and personalized trend alerts with the Dexcom G6 app for Continuous Glucose Monitoring. Easily manage your diabetes by tracking your glucose levels on your smartphone or smartwatch. Stay informed and take control of your health with just a glance.

🏥 Medical
(8.9K)
15
Calculator #
Calculator #
Calculator #
Scientific Calculator
Free

Calculate complex mathematical equations effortlessly with this intuitive app. Simplify your calculations on the go with advanced features like graph plotting and equation solving. Download now to supercharge your math skills!

🔧 Utilities
(36K)
16
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

A comprehensive all-in-one calculator app with features like scientific calculator, unit converter, currency converter, percentage calculator, and more for everyday use. It provides a wide range of calculation tools from basic arithmetic to complex conversions and financial calculations. Try it out now for convenient and efficient calculations!

📊 Productivity
(12K)
17
Graphing Calculator X84
Graphing Calculator X84
Graphing Calculator X84
Designed for use with Ti-84
Free

A powerful graphing calculator app designed for all users, offering both basic and advanced mathematical functions with a user-friendly interface. Equipped with a robust math core and support features for engineers and math students. Explore built-in documents and tutorials for a comprehensive mathematical experience.

📚 Education
(50K)
18
Calculator⁼
Calculator⁼
Calculator⁼
Fraction, Scientific Calc +
Free

A handy math assistant for solving basic and scientific calculations intuitively and quickly. Become a math master with this free app!

🔧 Utilities
(357K)
19
Calculator +
Calculator +
Calculator +
Scientific Calc Plus Fraction
Free

Experience the award-winning calculator app for iPad and iPhone, offering a free basic and scientific calculator with an elegant design, simple usability, and beautiful interface. Calculate with ease and precision today!

🔧 Utilities
(9.6K)
20
Calculator HD Pro Lite
Calculator HD Pro Lite
Calculator HD Pro Lite
Basic & Scientific Calc
Free

A professional-grade calculator app designed for quick and accurate mathematical calculations on-the-go. Upgrade to the full version for advanced features and functionalities.

🔧 Utilities
(51K)