Free Tool

Blood Glucose Tracker

Log your readings, visualise your 7-day trend, and see your time-in-range score. Your data is saved privately in your browser.

7-day chart Time in range Pattern insights mg/dL & mmol/L No sign-up needed
Log a Reading
Enter your blood glucose value below
7-day average
Time in range
Readings high
Readings low
Time in range (70–180 mg/dL)
Below range
In range (ADA goal: >70%)
Above range
Glucose Trend
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Log a reading to see your chart
Pattern Insights
Log at least 3 readings to see pattern insights.
All Readings
Date & Time Glucose Context Status
No readings yet — log your first reading above.
Reading logged