A1C Calculator & Blood Sugar Log icon

A1C Calculator & Blood Sugar Log

by YouTube Sleep Timer ยท Well-being
FeaturedManifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Instantly calculate A1C, convert mg/dL to mmol/L, and track your daily glucose log directly from your browser

Users
157
+11 in 30 days
Rating
4.2 / 5
unchanged in 30 days
Ratings
5
0 in 30 days
Store rank
#70K
#59K among extensions
Version
1.4.5
updated 2 Jan 2026

Users

monthly, 3 years
086172Apr 2024Aug 2025Oct 2026
Latest, 15 Oct 2026: 157 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
025Apr 2024Aug 2025Oct 2026
Latest, 15 Oct 2026: 5 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About A1C Calculator & Blood Sugar Log

Turn your browser into a powerful Hemoglobin A1C and diabetes management tool. Whether you are checking lab results or need a reliable diabetes sugar monitor, this extension gives you instant answers. ๐Ÿ“Š KEY FEATURES ๐Ÿ” SMART A1C CALCULATOR & CONVERTER Instantly convert between HbA1c (%) and Average Estimated Glucose (eAG) 1. Supports both mg/dL and mmol/L 2. GMI to A1C Calculator: Compatible with CGM metrics 3. Uses the official formula to calculate A1C (ADAG) 4. Reverse Calculator: Enter your glucose average levels to see your estimated A1C ๐Ÿ’ป INTERACTIVE A1C CHART & PREDIABETES ZONES Forget searching for static images. Access built-in tools to understand your health: โ€ข A1C Conversion Chart: See how 6.0% compares to 126 mg/dL โ€ข Prediabetes Range: Visual zones clearly mark the prediabetes A1C threshold (5.7% - 6.4%) โ€ข Dangerous Level of A1C: Color-coded warnings for high-risk and Type 2 diabetes zones โ€ข Blood Sugar Levels Chart: Check standard ranges for Fasting and After Meal ๐Ÿ“Š FREE DIABETES MONITORING DIARY โ–ธ Glucose Log: Save your daily measurements in seconds โ–ธ Diabetes Monitoring Chart: Visualize your progress directly in the popup โ–ธ Blood Sugar Log: Track trends over 7, 30, or 90 days โ–ธ Export to CSV for your Blood Glucose Log Printable reports or doctor visits โ“ FAQ: COMMON QUESTIONS Q: How is A1C calculated? A: We use the standardized relationship between HbA1c and blood glucose levels derived from the ADAG study. You can switch modes to convert blood sugar to A1C or vice versa. Q: What is a dangerous level of A1C? A: Generally, an A1C above 9% indicates poor control. Our tool highlights the prediabetes range versus critical levels to help you stay safe. Q: How do I convert units? A: Use our mmol/L to mg/dL calculator tool inside the extension. It works instantly for both blood glucose conversion and A1C. ๐Ÿ” SUPPORTED CONVERSIONS & TOOLS This extension replaces the need for multiple separate apps. It includes: - Hemoglobin A1C conversion chart (Interactive) - mg/dL to mmol/L conversion - Glucose to A1C conversion - GMI to A1C chart estimator - Average blood sugar chart reference Privacy Note: Your blood sugar logs are stored locally. We prioritize your privacy. Download A1C Calculator & Blood Sugar Log to simplify your management today.

Growth

WindowUsersChangeRatingsRating
7 daysโˆ’2โˆ’1.3%00.00
30 days+11+7.5%00.00
6 months+3+1.9%00.00
1 yearโˆ’8โˆ’4.8%+1โˆ’0.80

Chrome Web Store search rankings

Where A1C Calculator & Blood Sugar Log appears when people search the store, with the 30 day change
Search phrasePosition30 days
diabetes#1+2

Version history

5 versions recorded
1.4.52 Jan 2026
1.4.430 Dec 2025
1.0.2.123 Jul 2024
1.0.220 Jul 2024
1.0.18 Apr 2024

Details

Category
Well-being
First seen
8 Apr 2024
Size
2.0 MB
Languages
de, en, en-GB, en-US, fil, id, sw, ms
Pricing
Free
Extension ID
hgjekdojkhgfnklhmjjepoelohhhhbkb

Permissions and risk

Minimal riskimpact 0, likelihood 0
Permissions
sidePanel

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