Best Bolus Apps

69+ iOS apps curated and reviewed

3.7 avg rating
20 free apps
Updated June 2026

With an average user rating of 3.7★, the bolus category is one of the App Store's strongest. Browse all 69+ apps we track, sorted so the most loved ones surface first.

Top Picks for Bolus

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
BolusCalc screenshot 2
BolusCalc screenshot 3
BolusCalc screenshot 4
BolusCalc screenshot 5
BolusCalc screenshot 6

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.

T1D1 Mobile#3

T1D1 Mobile by T1D1 LLC

Type1 Insulin Calc FDA-Cleared
Worth Considering
💪 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 free mobile application provides essential tools for people with Type 1 Diabetes to manage their condition from day one of diagnosis, offering features such as insulin dose calculation, glucose and carb tracking, and data sharing with healthcare providers. It aims to simplify diabetes management for patients and families, and is designed for individuals aged 2 and older who use multiple daily injections of rapid-acting insulin.

More Bolus apps to explore

4
Bolus Guide
Bolus Guide
Bolus Guide
by David Vincent
Free

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.

🏥 Medical
(12)
5
Bolus Calculator
Bolus Calculator
Bolus Calculator
Your Bolus under control!
Free
💪 Health & Fitness
(1)
6
InsuCalc: Carbs, Fats & Bolus
InsuCalc: Carbs, Fats & Bolus
InsuCalc: Carbs, Fats & Bolus
Calculate your insulin bolus
Free
💪 Health & Fitness
(2)
7
Diabetes smartmanager incl. Basal-Bolus therapy
Diabetes smartmanager incl. Basal-Bolus therapy
Diabetes smartmanager incl. Basal-Bolus therapy
by Atelier fuer Mediengestaltung
Free
💪 Health & Fitness
(1)
8
BareBolus
BareBolus
BareBolus
by DiaBolus AS
Free
🔧 Utilities
(0)
9
EnteraCalc Bolus
EnteraCalc Bolus
EnteraCalc Bolus
by Peter Weiss
Free
🏥 Medical
(0)
10
Smart Bolus
Smart Bolus
Smart Bolus
Smart Insulin Dose Calculator
Free
💪 Health & Fitness
(0)
11
Bolus: Anesthesia Record
Bolus: Anesthesia Record
Bolus: Anesthesia Record
by Pressor Systems LLC
Free
🏥 Medical
(0)
12
Smart Bolus Calculator
Smart Bolus Calculator
Smart Bolus Calculator
by Smart Bolus Calculator LLC
Free
💪 Health & Fitness
(0)
13
GluHealth: Blood Sugar Test AI
GluHealth: Blood Sugar Test AI
GluHealth: Blood Sugar Test AI
HRV, Stress & Health Monitor
Free
💪 Health & Fitness
(4.6K)
14
Dual Bolus
Dual Bolus
Dual Bolus
by Jose Maria Sabater
Free

Esta aplicación calcula el bolus dual según los hidratos de carbono y las unidades de grasa-proteína consumidas. Descubre cómo calcular tu bolus dual de manera sencilla y efectiva.

🏥 Medical
(2)
15
Tandem t:slim Mobile App
Tandem t:slim Mobile App
Tandem t:slim Mobile App
t:slim X2 insulin pump
Free

Manage your diabetes with ease using the t:slim X2 insulin pump and t:connect mobile app. Enjoy the freedom to control insulin delivery, view data clearly, receive discreet notifications, and connect wirelessly. Visit tandemdiabetes.com/mobile-bolus for more information.

🏥 Medical
(14)
16
Tandem Mobi® mobile app
Tandem Mobi® mobile app
Tandem Mobi® mobile app
Tandem Mobi System
Free

This innovative mobile app, part of the Tandem Mobi System, controls the world's smallest automated insulin delivery system when paired with the Tandem Mobi insulin pump. It offers enhanced convenience and discretion for managing diabetes with a compatible iPhone. For more information, consult a healthcare professional.

🏥 Medical
(144)
17
XBolus
XBolus
XBolus
by 娟 陈
Free
🔧 Utilities
(0)
18
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)
19
Carb Master for Diabetes T1
Carb Master for Diabetes T1
Carb Master for Diabetes T1
Calculate mealtime bolus
Free

This app helps individuals with type 1 diabetes calculate their mealtime insulin dosage by determining the total carbs in a meal and using personal insulin-to-carb ratios. It allows users to weigh and calculate food carbs at home or search a nutritional database, and also tracks meal information through integration with a popular health app.

💪 Health & Fitness
(3)
20
Boiron Medicine Finder
Boiron Medicine Finder
Boiron Medicine Finder
by Boiron, Inc
Free

Discover the perfect homeopathic remedies for your symptoms with a few clicks using this Medicine Finder app. Easily find recommended medicines, dosage information, lifestyle tips, nearest retailer locations, and more. Start your journey to natural relief today.

🏥 Medical
(359)

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