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TackOn: Cart Fees & Surcharges

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TackOn ‑ Surcharge | Add Cart Fees to Shopify Checkout

Developed by Normalize

About this app

Launched

2025-12-11

Developer

Normalize

Privacy policy

View policy

Screenshots

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Mobile preview cart extension

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
Related Category
New feature
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Analytics

In our report, Letsmetrix'll cover the following analytics on usage of the TackOn: Cart Fees & Surcharges Shopify app.

Category Positions
Ranking of TackOn: Cart Fees & Surcharges in best match categories of the Shopify App Store
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Popular Category Positions
Ranking of TackOn: Cart Fees & Surcharges in the most popular categories of the Shopify App Store.
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Category Positional Changes

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Category Popular Positional Changes

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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.

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