This app helps diabetes patients monitor their glycemic control by converting blood sugar and HbA1c levels between different units. It provides information on normal ranges and aids in tracking glucose readings for better diabetes management.

206+ iOS apps curated and reviewed
The best blood glucose converter apps on iPhone average 4.5★ across 206+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | Yes | Yes | Jun 2026 | |
| 2 | Free | — | Yes | No | May 2026 | |
| 3 | Free | 4.6★ (28K) | No | Yes | Jul 2026 | |
| 4 | Free | 4.8★ (160K) | Yes | No | Jul 2026 | |
| 5 | Free | 4.7★ (32K) | Yes | Yes | Jul 2026 | |
| 6 | Free was $1.59 | 4.3★ (3) | No | Yes | May 2026 | |
| 7 | Free | 3.8★ (4.7K) | No | Yes | Jul 2026 | |
| 8 | Free | 4.5★ (1.9K) | Yes | Yes | Jul 2026 |




This app helps diabetes patients monitor their glycemic control by converting blood sugar and HbA1c levels between different units. It provides information on normal ranges and aids in tracking glucose readings for better diabetes management.





This app helps users track blood sugar, weight, blood pressure, and medications to manage diabetes. It offers features like data logging, trend identification, customizable reminders, and report generation for healthcare professionals. An estimated A1C calculator is also included.


This app helps individuals manage their diabetes by tracking blood glucose readings, food intake, insulin, and activity. It visualizes data to identify patterns, offers personalized insights and reminders, and allows users to share progress with their care team.


This app centralizes all your diabetes-related data, including blood sugar readings, medication, and diet. It offers personalized tracking, automatic logging from connected devices, and insightful reports. Advanced features provide real-time glucose monitoring and insulin dose recommendations.


Easily convert blood glucose readings between mmol/L and mg/dL. This utility also includes a feature for HbA1c conversion, providing a quick and straightforward way to manage your diabetes data.


Track your glucose, meals, and overall wellness with this comprehensive health monitoring tool. Seamlessly sync data from Apple Health and view key metrics like insulin and carbs. Get daily, weekly, and monthly reports to share with your doctor.


This app helps users record, track, analyze, and share blood glucose data. It supports integration with Apple Health and various glucose meters, allowing for comprehensive diabetes management. Users can log various health metrics, track food intake, and generate shareable reports.


This app provides continuous glucose monitoring for individuals with diabetes. It automatically updates glucose readings to your phone every minute and offers insights into trends and settings. Compatible with specific FreeStyle Libre sensors, it aids in managing diabetes by tracking glucose levels.


This app helps individuals manage their diabetes by tracking blood sugar, medication, and carb intake. It offers educational content, meal planning assistance, and data export for healthcare providers. Premium features provide advanced analytics and integrations.


Monitor and support individuals using a FreeStyle Libre sensor and compatible app. View their glucose levels with a quick glance, receive alerts for high or low glucose, and get notified about sensor status. Understand glucose patterns with history and insights.


This app helps individuals manage their diabetes by tracking blood glucose, insulin, weight, exercise, food, and medications. It facilitates remote collaboration with healthcare providers by sharing data and reports, enabling better informed health decisions.


Easily record, track, and manage your blood sugar levels with this intuitive glucose monitoring app. Features quick recording, advanced tracking, insulin reminders, note-taking, and data export. Integrates with Apple Health for seamless data synchronization.


This app automates blood glucose logging, eliminating manual entry and errors. It provides a digital logbook, graphical summaries, and secure cloud storage for easy tracking and sharing of results with caregivers or doctors. It integrates with specific glucose monitoring systems for a comprehensive health management solution.




This app provides real-time glucose monitoring for diabetes management. It offers customizable alerts for high or low glucose levels and allows sharing data with loved ones and healthcare teams. Integrates with smartwatches and other health apps for comprehensive insights.


This app helps manage diabetes and blood pressure with a compact, all-in-one monitoring system. It tracks glucose and blood pressure, calculates carbs, logs activity, and allows data sharing with healthcare providers and loved ones. Gain insights into health trends and build better habits.


This app helps you monitor your blood sugar and weight with easy logging, charting, and analysis. It allows you to add notes, set reminders, and export your data in various formats. Protect your information with a passcode and sync across devices.


Instantly convert blood glucose readings between various units like mg/dL, mmol/L, and HbA1c. This straightforward tool offers a fast and elegant solution for managing your health data.


Easily track your daily blood sugar levels with this simple app. Record your measurements and view statistics over time to monitor your health. Requires an external glucometer for data input.