Data Usage Calculator
Estimates a month of data use and shows which activity drives it.
Data per month
—
Share sends a link that reopens these numbers. Copy details pastes the full breakdown as a list.
Data per day —
Left of the allowance —
Where it goes
The formula
monthly = Σ (hours per day × MB per hour) × days
The default rates are rough starting points. Real rates depend on the service and its quality setting, so replace them when you know better.
What to watch out for
Your phone or router keeps a real total, which beats any estimate. Use this to see what changes it.
Frequently Asked Questions
What uses the most data?
Usually video. Two hours a day at 3,000 MB per hour is 180.00 GB a month.