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Bandwidth Calculator

v1.2.1

Estimate transfer times and throughput for files, links, and network speeds.

Estimates file transfer times and network throughput — calculate how long a 4 GB file takes to download on a 100 Mbps connection, or how many users a link can serve simultaneously.

How to use
  • →Enter the file size and network speed to calculate transfer time.
  • →Switch between bits-per-second (Mbps/Gbps) and megabytes-per-second as appropriate.
  • →Use the multi-user mode to estimate concurrent transfer limits.

Enter file size and bandwidth, then click Calculate.