Description
Calculator for download time, upload time and internet data usage with real formulas.
How to use
- Enter file size, speed or time.
- Click calculate.
- Get the result.
FAQ
Is the formula real?
Yes, real relationships are used: 1 byte = 8 bits, 1 GB = 1024 MB.
Why is the time approximate?
Real speed depends on network, server, Wi‑Fi and load.