Best Glucose Reader Apps

245+ iOS apps curated and reviewed

3.8 avg rating
19 free apps
Updated October 2026

Out of 245+ glucose reader apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Glucose Reader Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Glucose Monitor - Diabetes AppGlucose Monitor - Diabetes AppFree4.3★ (786)YesYesNov 2026
2mySugr - Diabetes Tracker LogmySugr - Diabetes Tracker LogFree4.7★ (34K)NoYesNov 2026
3FreeStyle Libre 3 – USFreeStyle Libre 3 – USFree2.7★ (7.4K)NoNoNov 2026
4Dexcom G7Dexcom G7Free3.1★ (8.9K)NoNoNov 2026
5Blood Sugar Tracker – GlucoseBlood Sugar Tracker – GlucoseFree4.8★ (8)NoNoOct 2026
6Libre by AbbottLibre by AbbottFree4.6★ (256K)NoNoNov 2026
7OneTouch Reveal® appOneTouch Reveal® appFree4.8★ (163K)NoNoNov 2026
8Glucose Blood Sugar: GlucobyteGlucose Blood Sugar: GlucobyteFree4.5★ (2K)YesYesNov 2026

Top Picks for Glucose Reader

Glucose Monitor - Diabetes App#1

Glucose Monitor - Diabetes App by Andrei Nemtsou

Blood Sugar Tracker, Diet Log
Editor's Choice
🏥 Medical
4.3😞(786 ratings)
FreeAdsIn-App Purchases
Glucose Monitor - Diabetes App screenshot 1
Glucose Monitor - Diabetes App screenshot 2
Glucose Monitor - Diabetes App screenshot 3
Glucose Monitor - Diabetes App screenshot 4
Glucose Monitor - Diabetes App screenshot 5

This application helps users monitor and manage their blood sugar levels to stay within target ranges. It provides tools for tracking glucose readings at various times, offers insights into typical target levels, and includes a glycemic index table to aid in food choices. The goal is to improve health, energy, and mood by maintaining stable blood sugar.

What We Love

  • ⭐ Great customer support
  • 👍 Easy to use
  • 💡 Helpful for tracking glucose levels
  • 🚀 Super easy to use

Room to Improve

  • 🐛 Glitchy, with issues recording time and glucose values correctly
  • 💰 Misleading advertising, app does not actually measure glucose
  • 🤑 Expensive subscription, poor value for money
  • 🗑️ Difficult to delete or cancel app
  • 🙄 Overly simple, lacking features
mySugr - Diabetes Tracker Log#2

mySugr - Diabetes Tracker Log by mySugr GmbH

Master Your Blood Sugar Level!
Strong Contender
🏥 Medical
4.7😊(34K ratings)
FreeIn-App Purchases
#62in Medical
mySugr - Diabetes Tracker Log screenshot 1
mySugr - Diabetes Tracker Log screenshot 2
mySugr - Diabetes Tracker Log screenshot 3
mySugr - Diabetes Tracker Log screenshot 4
mySugr - Diabetes Tracker Log screenshot 5
mySugr - Diabetes Tracker Log screenshot 6

This app centralizes your diabetes data, including blood glucose, diet, and medication, from connected devices and manual entries. It offers personalized tracking, clear reports, and advanced features like glucose predictions and insulin dose recommendations with its PRO version.

What We Love

  • 👍 Easy to use
  • 🚀 Convenient data tracking
  • 💡 Helpful features like estimated A1C
  • 👍 Integrates with other health apps
  • 👍 Motivating and engaging
  • 👍 Useful for sharing data with doctors

Room to Improve

  • 🐛 Connectivity issues with some devices
  • 🔍 Limited customization options
  • 💰 Paid version required for some key features
  • 🙄 Annoying monster animation
  • 🔍 Confusing or cluttered interface in some areas
FreeStyle Libre 3 – US#3

FreeStyle Libre 3 – US by Abbott Labs

Continuous Glucose Monitoring
Worth Considering
🏥 Medical
2.7😐(7.4K ratings)
Free
#39in Medical
FreeStyle Libre 3 – US screenshot 1
FreeStyle Libre 3 – US screenshot 2
FreeStyle Libre 3 – US screenshot 3
FreeStyle Libre 3 – US screenshot 4
FreeStyle Libre 3 – US screenshot 5
FreeStyle Libre 3 – US screenshot 6

Monitor your glucose levels in real-time with advanced continuous glucose monitoring technology. Receive immediate alerts for low or high glucose readings and gain insights into your trends with detailed reports. This app is designed for individuals managing diabetes.

What We Love

  • 🚀 Smaller and less obtrusive sensor
  • 🚀 Accurate continuous glucose monitoring
  • 👍 Helpful for managing diabetes
  • 👍 Improved from previous Libre versions

Room to Improve

  • 🐛 Frequent sensor failures and connectivity issues
  • 🔊 Loud and non-customizable alarms
  • 🔍 Limited data visualization and analysis capabilities
  • 🔌 Requires phone to be nearby and charged
  • 🤖 Lack of integration with Apple Health and Watch

More Glucose Reader apps to explore

FAQ about Glucose Reader

What are the best glucose reader apps for iPhone?
Glucose Monitor - Diabetes App tops our glucose reader apps ranking as of October 2026, with a 4.3-star average from 786 App Store ratings, and it's free to download.
Yes — 19 of the top glucose reader apps we rank are free to download, including Glucose Monitor - Diabetes App and mySugr - Diabetes Tracker Log.
Glucose Monitor - Diabetes App shows ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 245+ glucose reader apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.