Is my data sent to a server?

Website Bandwidth Calculator

Estimate bandwidth needed from page size and hits per day or month. All in your browser.

Page size (KB)

Hits per day

All calculation in your browser. No data sent to any server.

No. All calculation runs in your browser.

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Compute max allowed downtime from uptime SLA (e.g. 99.9%). Per day, month, year. All in your browser.

Estimate time to download or upload from file size and connection speed (Mbps). All in your browser.

Convert between B, KB, MB, GB, TB, KiB, MiB, GiB. Decimal and binary units. All in your browser.