Best Insulin Bolus Calculator Apps

250+ iOS apps curated and reviewed

4.2 avg rating
19 free apps
Updated September 2026

With an average user rating of 4.2★, the insulin bolus calculator category is one of the App Store's strongest. Browse all 250+ apps we track, sorted so the most loved ones surface first.

Compare top Insulin Bolus Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1BolusCalcBolusCalcFree3.8★ (23)NoNoAug 2026
2Smart BolusSmart BolusFree—NoNoSep 2026
3Smart Bolus CalculatorSmart Bolus CalculatorFree5.0★ (2)NoNoJun 2026
4Bolus GuideBolus GuideFree3.8★ (12)NoNoMay 2026
5T1D1 MobileT1D1 MobileFree4.5★ (24)NoNoSep 2026
6AKUH Insulin CalculatorAKUH Insulin CalculatorFree4.3★ (3)NoNoMay 2026
7InsuCalc: Carbs, Fats & BolusInsuCalc: Carbs, Fats & BolusFree4.8★ (4)NoYesJul 2026
8Bolus CalculatorBolus CalculatorFree5.0★ (1)NoYesSep 2026

Top Picks for Insulin Bolus Calculator

BolusCalc#1

BolusCalc by BC Children's Hospital

Insulin Bolus Calculator
Editor's Choice
🏥 Medical
3.8(23 ratings)
Free
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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.

More Insulin Bolus Calculator apps to explore

FAQ about Insulin Bolus Calculator

What are the best insulin bolus calculator apps for iPhone?
BolusCalc tops our insulin bolus calculator apps ranking as of September 2026, with a 3.8-star average from 23 App Store ratings, and it's free to download.
Yes — 19 of the top insulin bolus calculator apps we rank are free to download, including BolusCalc and Smart Bolus.
BolusCalc has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ insulin bolus calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
BolusCalc is designed to help users calculate insulin doses. It offers features for simple bolus calculations, generating insulin sliding scales, and adjusting doses based on continuous glucose monitoring (CGMS) data.
BolusCalc supports calculations in both Canadian mmol/L and U.S. mg/dL blood glucose units, making it adaptable for users in different regions.

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