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Upcharge Surcharge Fees Tariff icon

Upcharge Surcharge Fees Tariff

by UC Lab LLC · Free plan available.

4.7 (162) on Shopify Used by 2,888 Shopify stores +40 installs · 30 days

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Set up a tax addon, dynamic surcharges, and a product surcharge. Easily add processing fees today.

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About Upcharge Surcharge Fees Tariff

Our surcharge app helps you apply conditional fees, late fees, and automatic fees. Quickly add surcharge rules for a small order fee or one time fee. Manage checkout addons, dynamic addons, and free addons to collect an additional charge. Configure a payment surcharge, shipping surcharges, or a bottle deposit. Easily handle an order surcharge, rush fees, deposit fees, service fees, and checkout fees. Bill a membership fee, order & product fees, or a checkout surcharge. Product fee, extra fee or cart fee — add price addons per item Credit card surcharge, payment method fee, cod fee or tariff surcharge Processing fee, handling fee and additional fees with deposits and fees Set a fee rule: advanced fees and checkout fee for any order Sync orders and fees directly to products or variants with fees payment Show more Show less

Last verified: July 12, 2026 · Fresh

App details

Developer
UC Lab LLC
Category
Marketing & conversion
Pricing
Free plan available
Rating
4.7 (162) on Shopify

Key features

  • Set up a tax addon, dynamic surcharges, and a product surcharge
  • Easily add processing fees today
Integrations with:

Checkout, Shopify Admin, Shopify POS

4 plans · starts free · 14-day free trial

Free

Free

$9.99/month

$29.99/month

$59.99/month

Plans and prices as listed on the Shopify App Store.

Ratings & reviews

based on 94 Shopify App Store reviews

Use the arrows to read individual reviews

The app has been working perfect for months and when we had a website upgrade, there was a little glitch, but the UC Lab development team jumped right on it and got it fixed. Very pleased.
— Millican Pecan
Fast Resolved by Zia - good support
— Saranghae Wholesale
empty
— Dubai Europe
Reached out to app support for help with some technical issues we were having with the app. Javid was very helpful and we were able to get all issues sorted promptly.
— Fire and Safety Centre
Javid was very helpful and attentive.
— Lone Star Adhesive
very helpfull and the customer service is very good
— Gadget4entertainment
Fast and detailed attention. Until now all my doubts have been answered and helped without any problem
— Koreabe
We have had this app on our store for some time and while it always gave us a good service working around the Shopify shortcomings, at some point some fees would just not show anymore. After talking to the support team found out that a new system was in place, cleaner, more effective and it was just a matter of creating the fees again. Special thanks to Javid who guided us thru the changes needed...
— Dalmazio Design
Brilliant app that I've started using to add import fees and customs for international orders. Customer support is fantastic, very responsive and extremely helpful. Couldn't recommend enough!
— Clever Soap
amazing support, quick responses and great communication throughout the process; delivers according to requirements
— sydmarfoods
Zia is very helpful
— CLOUDVOCAL
empty
— Stone Centre
This app broke our checkout flow (confirmed via Claude MCP, and disabling the app immediately fixed the issue). It’s now been over six hours since I last received a response from support, despite sending multiple follow-up messages. Update: adding another star since they eventually fixed it
— Wholesale (old)
The app worked for approximately 30 days, but then started glitching and stopped working. Support - which was initially very helpful - wasn't able to resolve in a timely manner. We lost hundreds of dollars in non-applied taxes and had to find an alternative immediately.
— Candycopia
Does not do what it says, messed up my store, half my store stopped working. deleted and instantly store worked correctly again This review is not fake!! It’s exactly what happened. Not my fault if your product doesn’t work!!!! It’s funny how they reached out yesterday evening, asking if I would reconsider. I was thinking about reaching out to them. But after this response hell no!! You produ...
— TS Custom Cycles
Increased the prices of all my products by 33%!
— LN FAMILY
Doesnt work at all
— Dolls.moe
Doesn't meet my requirements of adding specific product tariff % increase based upon the products country of manufacture.
— Underpinner Spares
it does not work at all
— Camelie Eco

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