
JavaScript Operator Lookup
JavaScripting
Let's write robust, well-tested, modular JavaScript code.

Zonos
CodeHTS
TariffCheck
Import Cost Calculator
Tariff Calculator by Synnax Studio
LandedClear
LandedCost.co
Look up a 10-digit HTS code and estimate U.S. import duty from origin country and goods value. Unofficial classification. CBP decides.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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| Website | mjavascript.com | htsbill.com |
| Pricing | ||
| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Modular JavaScript yet.
Look up an HTS code and estimate the duty. Enter the goods, origin, and value. Candidates are possible matches, not a classification. This is an estimate and an unofficial classification. CBP decides the actual code and duty. How to estimate HTS duty Browse candidates free. A full estimate with...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of HTS Bill yet.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Modular JavaScript and HTS Bill.
HTS Bill's answer:
People who need a dollar figure before they quote, source, or send a shipment file. Not a customs broker.
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AI-powered global tariff classification & import duty calculator. HS, HTS, HTSUS, EU TARIC, UK Commodity, Canada, Australia & Singapore HS codes with Section 301 and USMCA built in.
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