Screenshots

Add cart fees & surcharges your way. Customers opt-in. You keep all the revenue.
Add any cart fee—handling, rush processing, shipping protection, gift wrap, or custom surcharges. Customers opt-in with a clean toggle widget before checkout. Unlike shipping protection apps, TackOn works for ANY fee type. You keep all collected fees with no revenue sharing. Fully customize the widget to match your brand with colors, text, and CSS. Works with all Online Store 2.0 themes. Setup takes just minutes with no coding required.
Key Features
- Add fixed, percentage, or combined fee types to any cart
- Create product-specific surcharge rules with flexible conditions
- Multi-currency support through Shopify Markets integration
- Clean install/uninstall using theme app extensions
TackOn: Cart Fees & Surcharges FAQs
No. TackOn: Cart Fees & Surcharges pricing starts at $5. For more details about TackOn: Cart Fees & Surcharges pricing, check here.

Get in Touch
with us
Whether you need more information on how LetsMetrix can help enhance your Shopify experience, or require technical support, don't hesitate to contact us. We're available 24/7 via email, phone, or live chat to ensure you have all the assistance you need.
