Refunds & Current Purchase Availability

Updated October 17, 2026

No paid checkout is currently enabled

BattenCalc currently offers two free calculators. There is no checkout, subscription or paid PDF delivery on this site, and no payment is required to calculate a layout.

Billing questions

If you believe you have a charge associated with BattenCalc, email 15564412316@163.com with the website name, payment-provider name and order reference so the issue can be investigated. Do not send a full card number, password or identity document.

Future paid products

Any future paid product will need an explicit refund and cancellation policy shown before checkout is enabled. No specific refund window or money-back guarantee is offered by this free release. This page does not limit statutory consumer rights.