Comparison

Glucose | Blood Sugar Tracker vs Dexcom G7

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 G7

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.

Highlights
  • Real-time glucose monitoring
  • Customizable high/low glucose alerts
  • Data sharing with followers
  • Integration with healthcare teams
  • Apple Watch connectivity
  • Digital health app integrations
  • Fasting glucose logging
Features
Currently charting
Read full description

Know your glucose number and where it’s heading with the Dexcom G7 Continuous Glucose Monitoring (CGM) System. Only use this app if you have the Dexcom G7 CGM System.* Before you start making treatment decisions with Dexcom G7, work with your healthcare professional to learn how. The Dexcom G7 Continuous Glucose Monitoring (CGM) System supports more empowered and integrated diabetes management. Its low-profile, wearable sensor provides real-time glucose data to a user’s compatible display device, no fingersticks required.† Dexcom G7 also offers customizable alerts that can help warn of high or low glucose levels, as well as remote monitoring and reporting options that help keep users connected to their loved ones and care teams anytime, anywhere. *To view a list of compatible devices, visit dexcom.com/compatibility. †If your glucose alerts and readings from Dexcom G7 do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions. In addition to the accurate performance provided by the Dexcom Sensor, you’ll receive other valuable features: • Share your glucose data with up to 10 followers who can monitor your glucose data and trends on their compatible smart device with the Dexcom Follow app. Share and Follow functions require an internet connection • Clarity Clinic is now integrated into the G7 connections tab, making it easy to share data with your Clarity healthcare team • Now you can log your estimated fasting glucose in the Dexcom G7 app. Regularly tracking your fasting glucose allows you and your healthcare team to identify trends in your glucose levels • Connect G7 Sensor directly to your Apple Watch, giving you the freedom and convenience of real-time glucose readings on your wrist even when you’re not near your phone** • Digital Health app integrations allow you to share your glucose data with third-party health apps and lifestyle devices • Now you can see your health and activity data from connected apps and devices on your G7 trend graph • Add a shortcut so you can ask Siri to read your current glucose value, using a custom phrase • Dexcom Clarity summary insights are integrated into the G7 app, so that you can see both real-time and retrospective glucose insights from the same app Apple Watch: • View your glucose information, trend graph, and alerts right from your wrist with the Dexcom G7 Apple Watch app. Watches require compatible smart device to use app. G7 app features and partner integrations may differ by region. Refer to your user guide for more information. **Compatible smartphone is required to pair a new Dexcom G7 sensor with a compatible Apple Watch. Dexcom G7 users must continuously have their smartphone within 20 feet / 6 meters to utilize the Share/Follow features. Apple Watch is not capable of Share/Follow.

Screenshots

Glucose | Blood Sugar Tracker4 screens
Dexcom G74 screens

Verdict

The call

The clearest difference is rating: Glucose | Blood Sugar Tracker at 4.6 against Dexcom G7's 3.1. Glucose | Blood Sugar Tracker also leads on review sentiment (28% vs 15%) and update cadence (every 3 weeks vs every 6 weeks). Dexcom G7's advantage is in-app purchases (none vs 10). On price, ads, chart position 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 G7 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 8.9K respectively. Written reviews point the same way: 28% of Glucose | Blood Sugar Tracker's written reviews are positive against 15% of Dexcom G7's.

UpkeepUpdate frequency

Glucose | Blood Sugar Tracker ships an update every 3 weeks, Dexcom G7 every 6 weeks. Both last shipped on November 10, 2026.

Scorecard7 real differences · 4 level
Glucose | Blood Sugar Tracker versus Dexcom G7: the parameters behind the verdict, then further details
ParameterGlucose | Blood Sugar TrackerDexcom G7
PriceFreeFree
Rating4.6 (29K ratings) — better3.1 (8.9K ratings)
Positive reviews27.7% of reviews — better15.3% of reviews
Number of ratings29K — better8.9K
Update frequencyEvery 3 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
Best chart rank#23 — better#29
DevicesiPhone, iPad, Apple Watch — betteriPhone, Apple Watch
Requires iOS16.0 — better18.6
Further details — not scored
Size92 MB599 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 G7

All ratings8,591 ratings
Positive46.8%
Neutral12.0%
Negative41.2%
Written reviews2,583 reviews
Positive15.3%
Neutral14.1%
Negative70.6%

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 G7

From 8.9K App Store ratings

What we love

  • 🚀 Quick sensor warmup time
  • 🌟 Smaller and more comfortable sensor
  • 🔍 Accurate glucose readings
  • 📊 Clarity integration in the app
  • 🕰️ 12-hour grace period before sensor expiration

Room to improve

  • 🔌 Frequent signal loss and connection issues
  • 🔔 Obnoxious and disruptive alert sounds
  • 🧭 Lack of customization for alert settings
  • 🔍 Inconsistent and inaccurate readings at times
  • 🧠 Confusing and unintuitive app interface

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 G7

Reported bugs

5 issues
  • App freezes when accessing the Connections tab
  • Calibration process often gets stuck or fails
  • Sensor failure and disconnection issues
  • Inconsistent behavior with low power mode and screen time
  • Location-based restrictions preventing app setup

Requested features

5 requests
  • Add a widget for quick glucose level access
  • Improve Apple Watch integration and functionality
  • Allow customization of target glucose ranges
  • Provide more detailed historical data and reporting
  • Implement a dark mode for better visibility

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 G7

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 G7 free?
Dexcom G7 is free to download, with no in-app purchases.
Which has better reviews, Glucose | Blood Sugar Tracker or Dexcom G7?
Glucose | Blood Sugar Tracker is rated higher. Glucose | Blood Sugar Tracker averages 4.6 out of 5 from 29K ratings, while Dexcom G7 averages 3.1 from 8.9K ratings.
Do Glucose | Blood Sugar Tracker or Dexcom G7 have ads?
Neither Glucose | Blood Sugar Tracker nor Dexcom G7 shows ads.
Which is updated more often, Glucose | Blood Sugar Tracker or Dexcom G7?
Glucose | Blood Sugar Tracker ships an update every 3 weeks, and Dexcom G7 every 6 weeks. Most recently, Glucose | Blood Sugar Tracker was updated on November 10, 2026 and Dexcom G7 on November 10, 2026.
Which is more popular, Glucose | Blood Sugar Tracker or Dexcom G7?
Glucose | Blood Sugar Tracker currently peaks at #23 in the App Store charts, and Dexcom G7 at #29. Chart position reflects recent download velocity rather than total install base.

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