About the Data Transfer Calculator
Data transferred over a period at a given rate, and the monthly total for a continuous stream.
Also known as: data usage calculator, bandwidth usage, monthly data transfer, streaming data usage.
How to use this calculator
- Enter transfer rate, hours per day, number of days.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
GB = Mbps × 3600 ÷ 8 ÷ 1000 × hours
Worked example
Using the values pre-filled in the calculator above:
- Transfer rate = 5 Mbps
- Hours per day = 4
- Number of days = 30
the calculator returns:
- Total data: 270 GB
- Per hour: 2.25 GB
- Per day: 9 GB
- In terabytes: 0.27