Time in Range & GMI Calculator
CGM time in range and glucose management indicator.
Your result
International consensus targets are above 70% time in range and under 4% below range.
Medical disclaimer: This tool is for education and is not medical advice. Read more.
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Time in Range and Continuous Glucose Monitoring
CGM metrics that go beyond A1C.
Diabetes & Blood SugarManaging Blood Sugar with Exercise
Movement lowers glucose and improves insulin sensitivity for up to 48 hours.
Diabetes & Blood SugarHbA1c Explained: What Your Result Means
A1C shows average blood sugar over about three months.
Frequently asked questions
What does the Time in Range & GMI Calculator do?
CGM time in range and glucose management indicator. Enter your values and the result and chart update instantly.
How accurate is it?
It uses published, widely used formulas. Results are estimates for education and planning, not a diagnosis. Talk to a qualified clinician about decisions affecting your health.
Is my information stored or shared?
No. All calculations run in your browser and nothing you type is sent to a server or saved.
What can I search to find this tool?
People find it by searching for: cgm results; time in range goal; glucose management indicator.