Glucose Log: Blood Sugar Diary

Glucose Log: Blood Sugar Diary

Diabetes Tracker, A1C & Report

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Free
In-App PurchasesWith Ads

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Released
August 14, 2026
Updated
October 23, 2026
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About

Glucose Log is a simple blood sugar diary and glucose tracker for type 2 diabetes, gestational diabetes, prediabetes and type 1. Log a blood sugar reading in two taps, see your average, time in range and estimated A1C, and bring a clean PDF report to your doctor. No ads. No account. Works offline. Your full history is free. A BLOOD SUGAR LOG WITHOUT THE CLUTTER Most diabetes apps are built around sensors and sign-ups. Glucose Log is a blood sugar tracker for people who check with a regular glucose meter and want a tidy diabetes log — as simple as a paper logbook, only faster. FAST LOGGING • Save a glucose reading in two taps, in mg/dL or mmol/L • Tags: fasting, before meal, after meal, bedtime • Set the date and time of each reading • Add a note to any reading: what you ate, carbs, insulin, activity TRENDS & A1C • Average, minimum and maximum blood sugar for 1 day, 7 days, 1 month and 3 months • Time in range with your own target range • Estimated A1C (GMI), standard deviation and CV REPORTS FOR YOUR DOCTOR (PRO) • PDF report ready to print or share • CSV export for spreadsheets • Choose the period: from 1 day to 6 months REMINDERS • A reminder for every check, like 8:00 fasting or 22:00 bedtime WHO IT'S FOR • Newly diagnosed with type 2 diabetes: learn your patterns before the next visit • Gestational diabetes: a glucose log for the checks your care team asked for, often 4 a day • Prediabetes: see how your blood sugar changes over time • Type 1 or type 2 with a meter: works with any glucose meter, no sensor needed • Family and caregivers: keep the log for someone you love PRIVATE BY DESIGN • No account, no sign-up • Your data stays on your phone and works offline • Free backup, plus import from your phone's health app or a CSV file • No ads. Ever. FREE AND PRO Free: full history, charts, insights, average with min and max, reminders, import and backup. Glucose Log Pro (optional subscription): PDF and CSV reports, time-in-range and advanced metrics cards, and statistics for 3 months and longer. Glucose Log: Blood Sugar Diary — a simple diabetes tracker and blood sugar log for every day. IMPORTANT Glucose Log is a tracking journal, not a medical device. It does not measure blood glucose and does not provide medical advice, diagnosis or treatment. Always follow your care team's advice. Terms of Use: https://www.apple.com/legal/itunes/appstore/dev/stdeula Privacy Policy: https://glucoselog.app/privacy
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What's New in Glucose Log

1.2.0

October 23, 2026

We polished the details to make your daily logging even smoother. Thanks for using Glucose Log!

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Subscriptions & In-App Purchases

Glucose Log Pro (Monthly)

Unlocks all Pro features, billed monthly

$9.991 Month
7 Days trial
How to cancel Glucose Log subscription ⁉️

Events

Read more about World Diabetes Day Gift

World Diabetes Day Gift

Open the app Nov 9-15 to unlock 14 days of Pro

Nov 9, 2026 — Nov 16, 2026