Comparison

Glucose | Blood Sugar Tracker vs Dexcom G6

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Glucose | Blood Sugar Tracker

This app helps users track blood sugar, weight, blood pressure, A1C, and medications. It provides trend analysis, customizable reminders, and the ability to email reports to physicians. An estimated A1C calculator is also included for diabetes management.

Highlights
  • Log blood sugar and related health data
  • Identify trends with graphs and filters
  • Schedule blood sugar check reminders
  • Email reports to physicians
  • A1C estimation calculator
  • Track insulin, medication, and weight
Features
Currently charting
Read full description

Glucose Blood Sugar Tracker is the #1 diabetes app built for tracking blood sugar, weight, blood pressure, A1C, medications, carbs and more.  With over 500K+ users, Glucose Blood Sugar Tracker is the top rated diabetes app in the AppStore. FEATURES YOU'LL LOVE • Log your data and identify trends in one easy to use place • Create straightforward entries and tag them for time of day, before/after meals, etc. • Schedule reminders to check your blood sugar levels • Filters that help you see trends and graphs of your logs • Email reports directly to your physician with every detail you want to share • A1C estimation calculator • Also track insulin, medication, A1C, blood pressure, carbohydrates, weight and ketones Over 10K+ users use Glucose Blood Sugar Tracker to manage their diabetes. ---------------------------------------------------------------------------------------------------- "Beautifully designed without all the other distractions from other glucose apps"  - M.C. "Thank you for creating this glucose tracker. It is extremely user friendly (I became very frustrated with many others), and it will track all that I need in one location - I was really concerned that no one had what I needed, but YOU DID IT!" - C.P. ---------------------------------------------------------------------------------------------------- Glucose Blood Sugar Tracker makes it easy to identify trends and log your data in one easy to use place. View a graph of your data and even send a report to a loved one or a healthcare professional. You can also schedule reminders to ensure that you are diligent about checking your blood sugar. Whether you have diabetes or prediabetes, this app makes it easy to track your blood glucose levels. Glucose Blood Sugar Tracker also offers an estimated A1C calculator to help keep you on track in between lab measurements. Glucose Blood Sugar Tracker also tracks what time of day you are checking your blood sugar, such as first thing in the morning, before a meal, or before bed. You can also add a note to each record. In addition, Glucose Blood Sugar Tracker allows you to track insulin, medication, A1C, blood pressure, carbohydrates, weight and ketones. It is a comprehensive app for both diabetics and prediabetics. You can also sync data seamlessly between devices, track medications, and see detailed averages. The app also has configurable reminders to check your blood glucose levels. This helps you make sure to check these levels to stay in control of your diabetes. Tracking has never been easier. Glucose Blood Sugar Tracker integrates with HealthKit by writing all inputted entries to the Health app. Be in charge of your diabetes! Blood sugar tracking has never been this easy! This diabetes tracker an estimated A1C calculator. Please note that this is just an estimate and should never be used for diagnostic purposes. We can't wait for you to join the family :) Install Glucose Blood Sugar Tracker today, for free! Terms of Service: https://www.glucoseforiphone.com/terms-of-service

About

Dexcom G6

Monitor your glucose levels in real-time with continuous glucose monitoring. Receive personalized alerts for high or low glucose, and share your data with loved ones. This app is designed for individuals managing diabetes with compatible CGM systems.

Highlights
  • Real-time glucose readings
  • Personalized trend alerts
  • Customizable alert schedules
  • Share glucose data with followers
  • Health app integration
  • Apple Watch app support
Features
Read full description

Only use this app if you have the Dexcom G6 or G6 Pro CGM Systems. Always know your glucose number and where it’s heading with the Dexcom G6 and G6 Pro Continuous Glucose Monitoring (CGM) Systems –indicated for diabetes treatment decisions with zero fingersticks and no calibration.* Before you start making treatment decisions with your G6 or G6 Pro, work with your healthcare provider to learn how. *Fingersticks required for diabetes management decisions if symptoms do not match readings. Always know your glucose number with just a quick glance at your compatible smartphone or smartwatch. For a list of compatible devices visit www.dexcom.com/compatibility. Dexcom G6 and G6 Pro provide real-time glucose readings for patients with type 1 or type 2 diabetes every five minutes. Dexcom G6 and G6 Pro are indicated for children, age 2 years and older. The Dexcom G6 and G6 Pro Systems provide personalized trend alerts on your smart device and let you see when your glucose levels are going too low, or too high, so you can better manage your diabetes. The Alert Schedule** feature lets you schedule and customize a second set of alerts. Custom alert sounds are available, including a Vibrate-Only option on the phone for glucose alerts. The only exception is the Urgent Low Alarm, which you can’t turn off. The Always Sound** setting, which is on by default, allows you to receive certain Dexcom CGM Alerts even if your phone sound is off, set to vibrate, or in Do Not Disturb mode. This allows you to silence calls or texts but still receive audible CGM Alarm and Alerts, including the Urgent Low Alarm, Low and High Glucose alerts, Urgent Low Soon Alert**, and Rise and Fall Rate alerts**. A Home screen icon shows you if your Alerts will sound or not. For safety, the Urgent Low Alarm and three alerts can’t be silenced: Transmitter Failed, Sensor Failed, and App Stopped. Other features: • Share** your glucose data with up to ten followers in real time. Followers can monitor your glucose data and trends in real time on their compatible smart device with the Dexcom Follow** app. Share and Follow functions require an internet connection • Health app access so you can share retrospective glucose data with third party apps • Today View widget allows you to view your glucose data on the lock screen of your smart device • Add a shortcut to Siri to run by asking Siri to read your current glucose value, using a custom phrase **Not available on Dexcom G6 Pro CGM System Apple Watch View your glucose information, trend graph, and alerts and alarm right from your wrist with the Dexcom G6 Apple Watch app. Watches require compatible smart device to use app. Customer Reviews This app store should not be used as your first point of contact to resolve technical or customer services issues. In order to protect your privacy and personal information, and promptly resolve any technical or customer services issues you are having with any Dexcom product, please contact 1-888-738-3646 or www.dexcom.com/tech-support. Dexcom is required to follow up with customers regarding product-related complaints. If Dexcom determines that your comment/complaint requires follow up, a technical support representative will attempt to contact you to gather more information regarding your comment/complaint. Dexcom is a registered trademark in the US.

Screenshots

Glucose | Blood Sugar Tracker4 screens
Dexcom G64 screens

Verdict

The call

The clearest difference is rating: Glucose | Blood Sugar Tracker at 4.6 against Dexcom G6's 3.1. Glucose | Blood Sugar Tracker also leads on update cadence (every 3 weeks vs every 4 months) and chart position (#21 vs unranked). Dexcom G6's advantage is in-app purchases (none vs 10). On price, review sentiment, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Glucose | Blood Sugar Tracker sells 9 in-app purchases, starting at $7.99 per month. Dexcom G6 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Glucose | Blood Sugar Tracker holds the better App Store score, 4.6 against 3.1. Both are backed by a comparable volume of ratings — 29K and 9.1K respectively. Written reviews complicate that: 28% of Glucose | Blood Sugar Tracker's written reviews are positive against 34% of Dexcom G6's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Glucose | Blood Sugar Tracker ships an update every 3 weeks, Dexcom G6 every 4 months. The most recent releases landed on November 8, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 4 level
Glucose | Blood Sugar Tracker versus Dexcom G6: the parameters behind the verdict, then further details
ParameterGlucose | Blood Sugar TrackerDexcom G6
PriceFreeFree
Rating4.6 (29K ratings) — better3.1 (9.1K ratings)
Positive reviews27.7% of reviews34.1% of reviews — better
Number of ratings29K — better9.1K
Update frequencyEvery 3 weeks — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
Best chart rank#21 — better—
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS16.0 — better18.6
Further details — not scored
Size92 MB66 MB
Age rating4+4+
DeveloperApp Sub 1 LLCDexCom, Inc.

Customer experience

Glucose | Blood Sugar Tracker

All ratings28,576 ratings
Positive90.1%
Neutral4.0%
Negative5.9%
Written reviews412 reviews
Positive27.7%
Neutral8.0%
Negative64.3%

Dexcom G6

All ratings9,014 ratings
Positive46.9%
Neutral12.9%
Negative40.2%
Written reviews293 reviews
Positive34.1%
Neutral12.6%
Negative53.2%

User reviews

Glucose | Blood Sugar Tracker

From 29K App Store ratings

What we love

  • 👍 Easy to use
  • 🚀 Simple and straightforward
  • 💡 Estimated A1C feature
  • 👍 Graphs and data visualization

Room to improve

  • 🔒 Subscription model to access full features
  • 🐛 Recent update removed decimal point for glucose entries
  • 🔒 Locked features behind paywall
  • 🔒 Sudden changes to free version

Dexcom G6

From 9.1K App Store ratings

What we love

  • 🚀 Continuous glucose monitoring
  • 📈 Helpful for managing diabetes
  • 🤝 Shares data with others
  • 🔋 Long-lasting sensor

Room to improve

  • 🔊 Overly loud alerts
  • 🔄 Frequent signal loss
  • 🤯 Inconsistent accuracy
  • 📱 App crashes and bugs
  • 🕰️ Short sensor lifespan

Bugs and requests

Glucose | Blood Sugar Tracker

Reported bugs

2 issues
  • Apple Watch app not functioning
  • Sync issues with HealthKit causing duplicate entries

Requested features

4 requests
  • Ability to set custom glucose range
  • Medication tracking
  • Improved Apple Watch integration
  • Ability to contact developers

Dexcom G6

Reported bugs

3 issues
  • App unable to reconnect after signal loss
  • Calibration issues and errors
  • Notifications not working as expected

Requested features

4 requests
  • Add notes for carbs and exercise
  • Customizable alert settings
  • Improved Apple Watch integration
  • Dark mode option

In-app purchases

9 purchases

Glucose | Blood Sugar Tracker

Subscriptions9
  • Glucose+$7.991 Month
  • Glucose+$8.991 Month
  • Glucose+2 variants$9.991 Month
Show 6 more
  • Glucose+$29.991 Year
  • Glucose+$39.991 Year
  • Glucose+3 Days trial$39.991 Year
  • Glucose+7 Days trial$39.991 Year
  • Glucose+$49.991 Year
  • Premium Subscription3 Days trial$89.991 Year
None

Dexcom G6

No in-app purchases

Questions

Is Glucose | Blood Sugar Tracker free?
Glucose | Blood Sugar Tracker is free to download, with in-app purchases available.
Is Dexcom G6 free?
Dexcom G6 is free to download, with no in-app purchases.
Which has better reviews, Glucose | Blood Sugar Tracker or Dexcom G6?
Glucose | Blood Sugar Tracker is rated higher. Glucose | Blood Sugar Tracker averages 4.6 out of 5 from 29K ratings, while Dexcom G6 averages 3.1 from 9.1K ratings.
Do Glucose | Blood Sugar Tracker or Dexcom G6 have ads?
Neither Glucose | Blood Sugar Tracker nor Dexcom G6 shows ads.
Which is updated more often, Glucose | Blood Sugar Tracker or Dexcom G6?
Glucose | Blood Sugar Tracker ships an update every 3 weeks, and Dexcom G6 every 4 months. Most recently, Glucose | Blood Sugar Tracker was updated on November 8, 2026 and Dexcom G6 on November 5, 2026.

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