Free shipping tools

Free China shipping calculators

Quick, no-signup tools for the numbers that decide your freight cost — cubic meters, chargeable weight, and how much actually fits in a container. Built by the team behind ChinaLogisticHub.

CBM Calculator

Convert carton dimensions into cubic meters — the volume figure every sea and LCL quote is built on.

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Volumetric Weight Calculator

Find the chargeable weight for air and express shipments — the greater of actual and volumetric weight.

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Container Load Calculator

See how many cartons fit a 20ft, 40ft or 40HQ container and whether FCL beats LCL for your volume.

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Numbers ready? Get a real freight quote

These calculators tell you the volume and weight. Our estimator turns that into an indicative China-origin freight cost across sea, air and express — without sharing your phone number.