Avonix Tariffs & Surcharges

Tariff, surcharge, COD, and eco fees on checkout.

by Avonix Studio · Launched: May 2026 · Free plan available.

0.0 on Shopify Used by 1 Shopify stores Built for Shopify

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Charge tariffs, surcharges, COD fees, and customer opt-in eco fees at checkout — all in one app.

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About Avonix Tariffs & Surcharges

Avonix lets you apply tariffs, surcharges, COD handling fees, and customer opt-in environmental fees to your Shopify checkout — all from a single app. Start from a template (COD, eco, tariff), target fees by country or state, and let customers add carbon offsets at checkout. Cash on Delivery fees apply automatically when COD is selected. Tariffs apply when shipping to matching countries. Custom COD, tariff, eco, and surcharge fees Country and state targeting with full ISO coverage Customer opt-in for carbon offset and environmental fees Fixed or percentage fees with automatic currency conversion Setup in minutes with built-in fee templates Show more Show less

Last verified: July 22, 2026 · Fresh