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Uncommon Engine

Tools

Free decision tools.

10 decision tools are live, each free, no login wall. Newest first.

LiveNewE-commerce

Discount Planner

How far one order can discount, and what a year of recurring discounting costs in margin.

LiveNewMarketing

Channel Allocator

Split a budget across five channels using your own ROAS, CAC, and brand-building ratings.

LiveNewE-commerce

Breakeven Price Finder

What should you actually charge? Unit cost and target margin in, required selling price out.

LiveNewE-commerce

Payment Gateway Fee Comparator

HitPay vs Stripe vs Airwallex vs Xendit, card and PayNow fees on any transaction amount.

LiveNewE-commerce

Shopee vs TikTok Shop vs Lazada Fee Comparator

One SKU, three platforms, side by side, ranked by margin.

LiveNewPlatform Growth

GST/VAT Threshold Checker

How close are you to mandatory tax registration across five SEA markets.

LiveE-commerce

Return Settlement Cost

Return rate tells you revenue lost. This shows the cash frozen in your settlement window right now.

LiveMarketing

Ad Spend Breakeven Finder

How much you can spend on ads before one order stops paying for itself.

LiveMarketing

TikTok Live Profit Planner

How many units you need to sell on a livestream to cover host fee and ad spend.

LiveE-commerce

Marketplace Profit Calculator

Can you afford to sell this on Shopee, TikTok Shop, or Shopify? Margin, break-even ROAS, and safe discount per channel.