LandedClear VS Diffyn

LandedClear's answer

Most duty calculators give you a number on a screen. LandedClear gives you a document — a downloadable compliance PDF with the full landed cost breakdown, AI-powered HS classification, FDA compliance requirements specific to your product, and supplier sanctions screening against OFAC, UN, and EU lists. It is also pay-per-use with no subscription, starting at $1, built specifically for the India → USA trade corridor.

Diffyn's answer:

Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.

LandedClear's answer

Competitors either charge a monthly subscription for features most one-time buyers don't need, or give a bare duty rate with nothing else. LandedClear is built for the importer or exporter who needs the full picture once — the real delivered cost including freight, broker fees, and insurance — plus a PDF they can actually send to their customs broker or attach to a finance application. No account required for the free preview. No recurring charge ever.

Diffyn's answer:

Diffyn is the platform that specializes on both change management and multi-model analysis.

LandedClear's answer

ASP.NET Core (C#), PostgreSQL, Claude AI API for HS code classification, QuestPDF for report generation, Razorpay for payments, Hangfire for background jobs, deployed on a Linux VPS behind Cloudflare.

Diffyn's answer:

React, Next.js, POSTGRESQL

LandedClear's answer

Indian manufacturers and exporters quoting US buyers who need to present a credible landed cost before closing an order. US importers sourcing from India for the first time who want to understand the true cost before committing. Freight brokers and customs brokers who want a fast compliance summary to share with clients. Small and mid-size businesses who need this once or twice a year — not enough to justify a $99/month subscription tool.

Diffyn's answer:

Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.

LandedClear's answer

The same problem kept appearing: an Indian exporter quotes a US buyer a FOB price, the buyer assumes duty is the only extra cost, the shipment arrives and the full landed cost is 30–40% higher than expected. Deals fall apart. Relationships break down. Neither side did anything dishonest — they just didn't have the right tool. LandedClear was built to close that gap. A 90-second calculation, a real document, and the compliance information most calculators skip entirely.

Diffyn's answer:

I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.

LandedClear's answer

• Early-stage — customer list not yet public