OngoingAI

Tax & Duty King usage & market intelligence

Shopify rating

5.0 ★

6 reviews

Pricing
Free trial available
Starter Plan$19.99/month

7-day free trial · or $199.99/year and save 17%

  • • 750 Monthly Calculations
  • • Basic import fee calculations
  • • Cart-level import fee display
Growth Plan$49.99/month

7-day free trial · or $499.90/year and save 17%

  • • 2,500 monthly import fee calculations
  • • UK IOSS-compliant import calculations
  • • EU TCA zero-duty logic
  • • Multi-origin shipping support
  • • EU, UK & US trade support
Enterprise Plan$149.99/month

7-day free trial · or $1,499.90/year and save 17%

  • • 10,000 monthly import fee calculations
  • • Includes all growth plan features
  • • Advanced multi-origin support
  • • Vendor-level origin overrides
  • • Global trade route support
Plus Checkout$299/month

7-day free trial · or $2,990/year and save 17%

  • • 20,000 monthly import calculations
  • • Includes all growth plan features
  • • Shopify Plus checkout integration
  • • Markets-specific trade rule handling
  • • Priority onboarding & technical support
What does Tax & Duty King do?

Display import taxes, duties, and fees in the cart for international orders. Support EU, UK, and US trade routes with landed cost visibility before purchase.

  • Cart-level import taxes, duties, and fees shown before purchase.
  • Support for EU–UK, UK–EU, and UK–US and 50+ other international trade routes
  • UK IOSS and EU TCA zero-duty logic for eligible low-value shipments
  • Multi-origin support for stores using multiple suppliers or warehouses
  • Import fee calculations displayed in the customer’s local currency

Features

Cart customizationCustom HTMLCart drawer
Review history
Daily review count on the Shopify App Store
6+1 · 29d· Rating steady at 5.0★
Aug 17Sep 14

Daily tracking from Aug 10, 2026 through today · 29 days observed · sign up free for the full history →

Category rankings
Live organic position on Shopify App Store category pages
  • Cart customization#87▲8

Tracked daily · last 8 days · as of 2026-08-25

Catalog position
Within Cart customization on the App Store
Rank by reviews
#127 of 435
Review percentile
71th
Rating percentile
100th
On the App Store
1 yrs
Works with
Integrations listed for Tax & Duty King – Import Fees
CheckoutShopify AdminDDP shipping workflowsEU–UK trade compliance (TCA)International cartsIOSS tax handlingMulti-origin fulfilment
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Frequently asked questions

Display import taxes, duties, and fees in the cart for international orders. Support EU, UK, and US trade routes with landed cost visibility before purchase. It's a cart customization tool for ecommerce stores.