Glucose | Blood Sugar Tracker vs FreeStyle Libre 3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Glucose | Blood Sugar Tracker
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.
- Log blood sugar and other health data
- Identify trends with graphs
- Schedule blood sugar check reminders
- Email reports to physicians
- A1C estimation calculator
- Track medications and carbs
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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
FreeStyle Libre 3
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.
- Real-time glucose readings
- Low/high glucose alerts
- Readings updated every minute
- Detailed glucose trend reports
- Time in range tracking
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The FreeStyle Libre 3 app is cleared for use with the FreeStyle Libre 3 system sensors and FreeStyle Libre Select sensors. Features include: • Your glucose in real time, anytime[1]. • Optional glucose alarms[2] • Glucose Reports COMPATIBILITY FreeStyle Libre 3 app is compatible with the FreeStyle Libre 3 system [and FreeStyle Libre Select] sensors. It is not compatible with FreeStyle Libre or FreeStyle Libre 2 system sensors. Compatibility may vary between smartphones and operating systems. Learn more about compatible smartphones at [www.FreeStyleLibre.com]. APP INFORMATION The FreeStyle Libre 3 app is intended for measuring glucose levels in people with diabetes when used with the FreeStyle Libre 3 system sensors. For more information on how to use the FreeStyle Libre 3 app, please refer to the User’s Manual. Consult a healthcare professional to confirm if this product is right for you or if you have questions about how to use this product to make treatment decisions. [1] A 60-minute warm-up is required when applying the sensor. [2] Notifications will only be received when alarms are turned on and the sensor is within 33 feet or 10 meters unobstructed of the reading device. The sensor housing, FreeStyle, Libre, and related brand marks are marks of Abbott. Other trademarks are the property of their respective owners. For additional legal notices and terms of use, go to [www.FreeStyleLibre.com] ======== Before using the app, review product labeling and the interactive tutorial at [insert localized product support page]. To resolve any technical or Customer Service issues you are having with a FreeStyle Libre product, please contact FreeStyle Libre Customer Service directly.
Screenshots
Verdict
The clearest difference is rating: Glucose | Blood Sugar Tracker at 4.6 against FreeStyle Libre 3's 2.4. Glucose | Blood Sugar Tracker also leads on update cadence (every 3 weeks vs every 5 months) and review sentiment (27% vs 12%). FreeStyle Libre 3's advantage is in-app purchases (none vs 11). 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
Both are free to download. Glucose | Blood Sugar Tracker sells 9 in-app purchases, starting at $7.99 per month. FreeStyle Libre 3 asks for nothing beyond the download.
Glucose | Blood Sugar Tracker holds the better App Store score, 4.6 against 2.4. Both are backed by a comparable volume of ratings — 28K and 6K respectively. Written reviews point the same way: 27% of Glucose | Blood Sugar Tracker's written reviews are positive against 12% of FreeStyle Libre 3's.
Glucose | Blood Sugar Tracker ships an update every 3 weeks, FreeStyle Libre 3 every 5 months. The most recent releases landed on September 24, 2026 and September 23, 2026 respectively.
| Parameter | Glucose | Blood Sugar Tracker | FreeStyle Libre 3 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (28K ratings) — better | 2.4 (6K ratings) |
| Positive reviews | 27.5% of reviews — better | 12.3% of reviews |
| Number of ratings | 28K — better | 6K |
| Update frequency | Every 3 weeks — better | Every 5 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #28 — better | #38 |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPod |
| Requires iOS | 16.0 | 15.5 — better |
| Further details — not scored | ||
| Size | 89 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | App Sub 1 LLC | Abbott Labs |
Customer experience
Glucose | Blood Sugar Tracker
FreeStyle Libre 3
User reviews
Glucose | Blood Sugar Tracker
From 28K App Store ratingsWhat 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
FreeStyle Libre 3
From 6K App Store ratingsWhat 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
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
FreeStyle Libre 3
Reported bugs
3 issues- Sensor errors and failures
- Connectivity issues between sensor and app
- Incompatibility with newer iOS versions
Requested features
5 requests- Ability to customize alarm settings
- Integration with Apple Health and Apple Watch
- More detailed glucose data and graphing options
- Ability to log finger stick readings
- Compatibility with newer iOS versions
In-app purchases
Glucose | Blood Sugar Tracker
- Glucose+$7.991 Month
- Glucose+$8.991 Month
- Glucose+2 variants$9.991 Month
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- 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
FreeStyle Libre 3
No in-app purchases
Questions
Is Glucose | Blood Sugar Tracker free?
Is FreeStyle Libre 3 free?
Which has better reviews, Glucose | Blood Sugar Tracker or FreeStyle Libre 3?
Do Glucose | Blood Sugar Tracker or FreeStyle Libre 3 have ads?
Which is updated more often, Glucose | Blood Sugar Tracker or FreeStyle Libre 3?
Which is more popular, Glucose | Blood Sugar Tracker or FreeStyle Libre 3?
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