Diabetes & Carbs - GlucoMatch

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Everyone
10+
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Everyone
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About this app

No more guessing at the plate.

How many carbs are in this portion of pasta? With type 1 diabetes you ask yourself that several times a day – and even after years, the answer is often a gut feeling. GlucoMatch, your diabetes log and carb counter, turns it into confidence that grows with every meal: snap a photo, get a carb estimate, and three hours later check it against your blood sugar.

LEARN WHERE YOUR ESTIMATES GO WRONG
After a few weeks you'll see in black and white which dishes you keep misjudging – and which ones you've long been getting right. It's not about any single estimate; it's about learning from every one.
• 3-hour reminder: enter your blood sugar and instantly see whether the estimate was on target
• Weekly summary of your post-meal readings

EAT WITHOUT A NUTRITION TABLE IN YOUR HEAD
At a restaurant, at friends', on the go: one photo is enough.
• AI-assisted carb estimate in grams – or in bread units (BE/KE) if you prefer – with a short breakdown of how it was reached
• Calories, protein and fat at a glance
• You have the final say: correct any value before saving

A MEMORY FOR YOUR FAVORITE MEALS
The schnitzel at your regular place, your breakfast oatmeal, grandma's stew: once confirmed, it's back with one tap next time – along with a reminder of whether you got it right back then.

EVERYTHING IN ONE PLACE
• My medications: your insulins and tablets noted and at hand
• Optional Nightscout connection – your current CGM reading right in the app (read-only)
• Only interested in nutrition values? Just switch off the reminder timer.
• Blood sugar in mg/dL or mmol/L

YOUR DATA STAYS YOURS
• No account, no sign-up – start right away
• Meals, photos, blood sugar and medication notes stay on your device
• Photos leave it only for the AI estimate; your health data never does

STAYING ON TRACK IS FUN
Streaks, levels and achievements reward you for consistent logging.

BUILT BY SOMEONE WITH TYPE 1 DIABETES
GlucoMatch exists because estimating carbs in everyday life with diabetes never really gets easier – not even after many years. It's the tool I wished I had.

IMPORTANT
GlucoMatch is a nutrition and history log, not a medical device, and has not been reviewed or approved by any authority. It does not replace medical advice. GlucoMatch does not calculate or recommend any insulin dose. All estimates are reference points that you must check yourself before every insulin dose. Make dosing decisions only as instructed by your care team.

GlucoMatch is free and funded by ads (Google AdMob). If you'd rather not see ads, you can turn them off with the “Ad-free” subscription. Your health data and photos are never used for advertising.
Diabetes food log: carbs, BE & KE from a photo — learn with every meal
Updated on
Oct 25, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Location, App activity and 2 others
  • This app may collect these data types
    Location, Photos and videos and 3 others
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

We wiped the crumbs off the plate 🧹 On Android your favorite meals line up three in a row again, and the bread units in the scan result now match what gets saved – no more 4.3 here and 4.5 there. Enjoy your meal! 🍽️
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Everyone
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App support

About the developer
Mario Röder
glucomatch@digital-workshop.at
Mautner-Markhof-Gasse 96/17 1110 Wien Austria
+43 670 5500506