Comparison

Glucose Buddy Diabetes Tracker vs BlueStar Diabetes

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

Head to head
About

Glucose Buddy Diabetes Tracker

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.

Highlights
  • Track blood sugar, medication, and A1C
  • Log weight and carb intake
  • Extensive food database for meal logging
  • 12-week diabetes education plan
  • Meal IQ for better food choices
  • Export data to PDF and CSV reports
  • Integrates with Dexcom and Apple Health
Features
Currently charting
Read full description

RANKED #1 DIABETES APP FOR OVER 15 YEARS. - Track blood sugar, medication, A1C - Log weight - Track carb intake through our food database For over 15 years, MILLIONS have trusted Glucose Buddy to track blood sugar and manage diabetes. We’ve earned our place as the #1 diabetes app. EVERYTHING YOU NEED IN ONE PLACE - Track blood sugar (glucose levels) throughout your day - Log meals and carb intake with a food database - Record medication, insulin, and daily health metrics - Monitor weight, activity, and long-term A1C trends No complicated setup. Just consistent, reliable tracking. BUILT FOR REAL LIFE - Understand what causes blood sugar spikes and drops - See trends across glucose, carbs, insulin, and activity - Log everything quickly in one place - Add notes to connect habits to results WHAT THEY’RE SAYING “I’ve used this for years… it helps me keep a check on my numbers and share them with my doctor.” — CineTigre “I’ve used the subscription version for years… to track weight, blood sugar and blood pressure.” — Debt king Ranked #1 Diabetes iPhone Application by Manny Hernandez, Founder of TuDiabetes.com As seen on American Diabetes Association's Forecast Magazine, NYTimes, Wired Magazine, DiabetesMine.com, MedGadget.com, Mendosa.com, Diabetes Health Magazine, JDRF Newsletters and MobiHealthNews. MAKE REPORTING EFFORTLESS - Export reports as PDF or CSV - Share glucose logs and A1C trends with your doctor - View daily, weekly, and monthly summaries SIMPLE & DEPENDABLE Glucose Buddy focuses on what matters most: - Reliable blood sugar tracking - Clear, easy-to-use logging - Consistent performance you can trust HIGHLIGHTS - Log blood glucose, meals, and medication in one entry - Track glucose, insulin, weight, and A1C trends - Meal IQ insights for better food choices - Food database for carb tracking - Notes and tags for personalization - Activity tracking + Apple Health integration - Dexcom integration - Supports mg/dL and mmol/L IMPROVE YOUR BLOOD SUGAR CONTROL - Follow a 12-week plan to better manage your diabetes - See what impacts your blood sugar and why - Take control of your A1C with actionable insights UNLOCK DEEPER INSIGHTS WITH PREMIUM - Know your long-term progress with an automatic A1C calculator - See clearer patterns with advanced graphs - Customize reports for you and your doctor - Filter entries and use custom tags for more personalized insights - Log more efficiently with enhanced features - Enjoy a clean, ad-free experience Plus, get complimentary access to other Azumio apps like Fitness Buddy and Calorie Mama – trusted by over 100 million people worldwide. Subscription - Monthly or yearly plans - Auto-renew unless turned off 24 hours before renewal - Manage in Account Settings Privacy Policy: https://www.azumio.com/page/privacypolicy DISCLAIMER For informational purposes only. Not a medical device or substitute for professional advice. NOTES GPS use may impact battery life. Agamatrix Jazz Wireless 2 integration available in the US only.

About

BlueStar Diabetes

This app offers daily digital coaching to help individuals manage type 2 diabetes. It provides personalized guidance, connects health data, and supports habit building for better blood glucose management. Users can also share progress with their care team.

Highlights
  • Daily digital coaching
  • Personalized guidance
  • Connects medications, nutrition, activity, and health data
  • Blood glucose management tools
  • Progress sharing with care team
  • FDA-cleared medical device
Read full description

We know that living with diabetes can be tough. That’s why we’re making diabetes self-care easier. BlueStar® provides daily digital coaching unique to you; to help you learn about your condition, build better habits, and live your best life. Our diabetes app is award-winning**, FDA-cleared* and fits easily into your everyday life — while giving you useful tips and advice along the way. It’s easy-to-use, hassle-free, and secure. Note: BlueStar is only available via your health plan, health system or employer. BlueStar can help make living with diabetes easier with: DIGITAL COACHING: Get the right guidance at the right time — all in one easy-to-use app. TOTAL HEALTH APPROACH TO DIABETES: Help build and maintain better habits by connecting your medications, nutrition, activity, devices and health data, including data from Apple Health®. THE SUPPORT YOU NEED TO MANAGE YOUR BLOOD GLUCOSE: Learn what you need - at your own pace - with easy-to-use tools and easy-to-follow guidance within the app. SHARE YOUR PROGRESS: Celebrate your successes and share your challenges with your doctor and care team — easily and quickly. *BlueStar® Rx/OTC is an FDA-cleared medical device, intended for use by healthcare providers and their adult patients with type 1 or type 2 diabetes. For full labeling information, visit www.welldoc.com. **Named Best Diabetes Apps for Sugar-Conscious Peeps 2021, by Tech Times BlueStar® is a Software as a Medical Device (SaMD) intended to be used by healthcare providers (HCPs) and their patients – aged 18 years and older - who have type 1 or type 2 diabetes. BlueStar is intended to assist patients in managing their diabetes with guidance from their providers. BlueStar has two versions – BlueStar and BlueStar Rx. BlueStar is not intended to replace the care provided by a licensed healthcare professional. BlueStar should not be used by patients with gestational diabetes or patients using an insulin pump. Visit www.welldoc.com for full labeling information. The privacy and security of your personal information is very important to us. We protect it in accordance with the Health Insurance Portability and Accountability Act. ABOUT WELLDOC Welldoc is committed to improving the health of individuals living with a chronic disease. © 2009-24 Welldoc, Inc. Intellectual Property. All rights reserved. The Welldoc and BlueStar name and logo are trademarks of Welldoc. Made in the USA. Manufactured by Welldoc.

Screenshots

Glucose Buddy Diabetes Tracker4 screens
BlueStar Diabetes4 screens

Verdict

The call

The clearest difference is rating: Glucose Buddy Diabetes Tracker at 4.8 against BlueStar Diabetes's 4.2. Glucose Buddy Diabetes Tracker also leads on ratings volume (25K vs 125) and review sentiment (75% vs 58%). BlueStar Diabetes's advantage is in-app purchases (none vs 10) and ads (none vs shown). On price 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 Buddy Diabetes Tracker sells 9 in-app purchases, starting at $14.99 per month. BlueStar Diabetes asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Glucose Buddy Diabetes Tracker holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: Glucose Buddy Diabetes Tracker has 25K ratings behind it against 125, so its average is the more settled of the two. Written reviews point the same way: 75% of Glucose Buddy Diabetes Tracker's written reviews are positive against 58% of BlueStar Diabetes's.

UpkeepUpdate frequency

Glucose Buddy Diabetes Tracker ships an update monthly, BlueStar Diabetes every 2 months. The most recent releases landed on September 26, 2026 and August 25, 2026 respectively.

Scorecard10 real differences · 1 level
Glucose Buddy Diabetes Tracker versus BlueStar Diabetes: the parameters behind the verdict, then further details
ParameterGlucose Buddy Diabetes TrackerBlueStar Diabetes
PriceFreeFree
Rating4.8 (25K ratings) — better4.2 (125 ratings)
Positive reviews75.1% of reviews — better58.0% of reviews
Number of ratings25K — better125
Update frequencyMonthly — betterEvery 2 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
Best chart rank#137 — better—
DevicesiPhoneiPhone, iPod, Apple Watch — better
Requires iOS18.014.0 — better
Further details — not scored
Size110 MB119 MB
Age rating12+17+
DeveloperAzumio Inc.WellDoc, Inc.

Customer experience

Glucose Buddy Diabetes Tracker

All ratings24,640 ratings
Positive96.9%
Neutral1.3%
Negative1.8%
Written reviews712 reviews
Positive75.1%
Neutral7.0%
Negative17.8%

BlueStar Diabetes

All ratings125 ratings
Positive78.4%
Neutral8.0%
Negative13.6%
Written reviews50 reviews
Positive58.0%
Neutral6.0%
Negative36.0%

Bugs and requests

Glucose Buddy Diabetes Tracker

Reported bugs

4 issues
  • App crashes and freezes
  • Syncing issues with Dexcom and other devices
  • Incorrect time stamps on logged data
  • Inability to edit or delete logged entries

Requested features

4 requests
  • More customization options for logging data
  • Integration with other health apps and devices
  • Better support for weekly/monthly medication schedules
  • Improved food database and nutrition tracking

BlueStar Diabetes

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Glucose Buddy Diabetes Tracker

Subscriptions8
  • Premium2 variants$14.991 Month
  • Premium7 Days trial$14.991 Month
  • Premium1 Year trial$39.991 Year
Show 5 more
  • Premium$39.991 Year
  • Premium7 Days trial$39.991 Year
  • Premium7 Days trial$49.991 Year
  • Premium$59.991 Year
  • Premium7 Days trial$59.991 Year
One-time1
  • Multi-Device Cross-Sync (bidirectional) 1Y add-on$12.99
None

BlueStar Diabetes

No in-app purchases

Questions

Is Glucose Buddy Diabetes Tracker free?
Glucose Buddy Diabetes Tracker is free to download, with in-app purchases available.
Is BlueStar Diabetes free?
BlueStar Diabetes is free to download, with no in-app purchases.
Which has better reviews, Glucose Buddy Diabetes Tracker or BlueStar Diabetes?
Glucose Buddy Diabetes Tracker is rated higher. Glucose Buddy Diabetes Tracker averages 4.8 out of 5 from 25K ratings, while BlueStar Diabetes averages 4.2 from 125 ratings.
Do Glucose Buddy Diabetes Tracker or BlueStar Diabetes have ads?
Glucose Buddy Diabetes Tracker shows ads; BlueStar Diabetes does not.
Which is updated more often, Glucose Buddy Diabetes Tracker or BlueStar Diabetes?
Glucose Buddy Diabetes Tracker ships an update monthly, and BlueStar Diabetes every 2 months. Most recently, Glucose Buddy Diabetes Tracker was updated on September 26, 2026 and BlueStar Diabetes on August 25, 2026.

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