# Carb Master for Diabetes T1 — Calculate mealtime bolus

> Insulin dosage calculator for Type 1 diabetes meal management. (iPhone/iPad app by Matthew Collins.)

- Source: https://appshunter.io/ios/app/carb-master-for-diabetes-t1/id1470477773 (this page in markdown: same URL + `.md`)
- Developer: [Matthew Collins](https://appshunter.io/developer/1101771617)
- Category: Health & Fitness, Utilities
- Price: Free
- Rating: 1.00/5 from 3 App Store ratings · 1 written reviews indexed
- Age rating: 17+
- Requires: iOS 12.1 · 8 MB
- Languages: English
- Released: 2019-09-25
- Data updated: 2026-06-01
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/carb-master-for-diabetes-t1/id1470477773/reviews.md

## What is Carb Master for Diabetes T1?

If you have to take insulin with meals, this app is for you! Helps to quickly and easily calculate the total carbs in a meal, and determines the correct dosage of insulin to take based on your personal insulin to carb ratio and correction factors.

If you’re at home, you can weigh your food to calculate the exact number of carbs. If you are away from home or you aren’t sure of the carbs per serving, you can search the USDA nutritional database for the estimated carbs of your food.

Connects with Apple Health to allow you to save and track information about your meals including total carb count, glucose, and insulin delivered.

## Key features

- Mealtime insulin dosage calculation
- Carb counting via food weighing
- USDA nutritional database search
- Personalized insulin to carb ratio
- Correction factor integration
- Apple Health data syncing

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/carb-master-for-diabetes-t1/id1470477773/reviews.md

### 1/5 — Can’t change carb ratio

*2022-02-10*

Potentially a great app. But it will now allow me
To change the carb ratio, which makes it completely useless.

## Frequently asked questions about Carb Master for Diabetes T1

### What is Carb Master for Diabetes T1?

Carb Master for Diabetes T1 is a free application designed to help individuals with Type 1 diabetes calculate their mealtime insulin dosages. It assists in determining the correct amount of insulin based on meal carbohydrates and personal correction factors.

### How does Carb Master for Diabetes T1 calculate carbs?

Carb Master for Diabetes T1 allows users to calculate meal carbohydrates by either weighing their food for precise measurements or by searching the USDA nutritional database for estimated carb counts of various foods.

### Does Carb Master for Diabetes T1 connect with other health apps?

Yes, Carb Master for Diabetes T1 connects with Apple Health. This integration enables users to save and track important meal-related information, including total carb count, glucose levels, and insulin delivered.

### What is the age rating for Carb Master for Diabetes T1?

Carb Master for Diabetes T1 has an age rating of 17+. This is based on its functionality related to health management and the specific needs of adult users managing diabetes.

### Is Carb Master for Diabetes T1 available on Android devices?

Based on the provided data, Carb Master for Diabetes T1 is supported on iPhone and iPad devices. Information regarding Android compatibility is not available.

### How often is Carb Master for Diabetes T1 updated?

The last update for Carb Master for Diabetes T1 was on September 25, 2019, with version 1.8. This indicates that the app has not received updates since that date.

### What is the user feedback on Carb Master for Diabetes T1?

Carb Master for Diabetes T1 has a rating of 1.0 stars from 3 ratings. This suggests a very low user satisfaction based on the available review data.

### Does Carb Master for Diabetes T1 have ads?

No, Carb Master for Diabetes T1 does not contain advertisements. The app is free to use and does not display any ads to its users.

## Version history (last 1 release)

### 1.8 — 2019-09-25

No release notes.

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## More apps by Matthew Collins

- [Greek Letter Designer](https://appshunter.io/ios/app/greek-letter-designer/id1101771618)

All apps by Matthew Collins: https://appshunter.io/developer/1101771617

## Related topics

[t1d1](https://appshunter.io/ios/topics/t1d1)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-01.*