Internet Speed Tools

Speed calculators to convert between Mbps, MB/s, Gbps, and transfer metrics.

Download Time Calculator

Estimate how long it will take to download any file based on file size and internet connection speed.

Calculate estimated upload times for YouTube videos, cloud backups, and large files.

Calculate local network (LAN) and hardware bus transfer times across USB 2.0, USB 3.0, Thunderbolt, and Ethernet.

Convert internet speed units between bps, Kbps, Mbps, Gbps, B/s, KB/s, MB/s, and GB/s.