Best Bolus Calculator Apps

250+ iOS apps curated and reviewed

3.8 avg rating
19 free apps
Updated November 2026

Finding the right bolus calculator apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Bolus Calculator Apps (November 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1BolusCalcBolusCalcFree3.9★ (27)NoNoNov 2026
2Smart Bolus CalculatorSmart Bolus CalculatorFree5.0★ (2)NoNoJun 2026
3Bolus GuideBolus GuideFree3.8★ (12)NoNoOct 2026
4Bolus CalculatorBolus CalculatorFree5.0★ (1)NoYesNov 2026
5Smart BolusSmart BolusFree4.7★ (22)NoNoOct 2026
6CCr CalculatorCCr CalculatorFree—NoNoMay 2026
7Renal Function CalculatorRenal Function CalculatorFree——NoSep 2026
8Fluid-Electrolyte CalculatorFluid-Electrolyte CalculatorFree—NoNoMay 2026

Top Picks for Bolus Calculator

BolusCalc#1

BolusCalc by BC Children's Hospital

Insulin Bolus Calculator
Editor's Choice
🏥 Medical
3.9(27 ratings)
Free
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This medical app assists with calculating insulin doses for individuals managing diabetes. It offers features for simple bolus calculations, sliding scales, and adjustments based on continuous glucose monitoring data. Supports both Canadian and U.S. blood glucose units.

3.8(12 ratings)
Free
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This app helps individuals with diabetes calculate precise insulin doses for meals and corrections. It uses user-inputted data like carb ratios and current glucose levels to provide exact and rounded insulin amounts, aiming to improve glycemic control and quality of life.

More Bolus Calculator apps to explore

FAQ about Bolus Calculator

What are the best bolus calculator apps for iPhone?
BolusCalc tops our bolus calculator apps ranking as of November 2026, with a 3.9-star average from 27 App Store ratings, and it's free to download.
Yes — 19 of the top bolus calculator apps we rank are free to download, including BolusCalc and Smart Bolus Calculator.
BolusCalc has no ads and has no in-app purchases, according to its App Store listing as of November 2026.
We track 250+ bolus calculator apps on the iOS App Store as of November 2026, ranked by rating, recency, and analysis of real user reviews.

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