A1C to Average Glucose Calculator
Convert HbA1c (%) to estimated average glucose in mg/dL and mmol/L, and back.
100% free No signup Private & offline-ready Works in your browser
About the A1C to Average Glucose Calculator
HbA1c shows your average blood sugar over the past 2–3 months. This calculator converts it to estimated average glucose (eAG), the number you see on a glucometer, using the standard ADAG formula.
How to use the A1C to Average Glucose Calculator — step-by-step guide
Frequently asked questions
Is the A1C to Average Glucose Calculator free?
Yes. The A1C to Average Glucose Calculator on Apex Tool Station is 100% free with no signup and no watermark. Browser tools have no usage limits.
Are my files or data uploaded to a server?
No. Everything runs locally in your browser using JavaScript. Your files and text never leave your device, which makes it safe for private documents.
Does it work on mobile?
Yes. The tool works on any modern browser on Android, iPhone, Windows, Mac and Linux.