Developer Tools
Download Time Calculator
🔒 Runs in your browser
Estimate how long a file will take to download at a given internet speed. Supports Kbps, Mbps, and Gbps.
How to Calculate Download Time Free — File Size + Speed (2026)
Calculate how long a file will take to download at any connection speed in your browser. Supports bytes to terabytes and Kbps to Gbps.