For engineers surprised by data transfer charges or planning a high-traffic app. Pick a route and enter monthly GB out to get billable data, egress cost and the annual total.
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You enter
Route AWS to internet (first 10 TB) at $0.09 per GB, Free allowance 100 GB, Data transferred out 5000 GB per month
The tool shows
Monthly egress cost $441.00; Billable GB 4,900 GB; Free GB applied 100 GB; Annual $5,292.00
Egress is data leaving a cloud provider's network, to the internet or another region. Inbound data is usually free, but outbound transfer is billed per GB.
Put a CDN in front of public content, keep traffic within one region where possible and compress responses. Same-region traffic to same-cloud services is often free.
They are indicative first-tier list prices as of July 2026 and are editable. Higher volumes get tiered discounts, so check the provider's pricing page for large transfers.
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