Free eCommerce Tools

Free E-commerce Tools for Sellers – Calculators, Detectors & Generators

From generating business names to calculating profit and shipping - we've built essential ecommerce resources and tools that solve real problems for online sellers.

How to Use These Free E-commerce Tools to Grow Faster

Eocomo brings together 16+ free tools for Shopify and Amazon sellers. Start with the Amazon FBA calculator to estimate fees and profit, then use the profit calculator to factor in COGS, shipping, and ad spend. If you are building a brand, the business name generator helps you quickly brainstorm brandable store names.

For Shopify sellers, the Shopify theme detector reveals any store’s theme and core apps. Combine this with the SEO keyword tool to discover high-intent topics, and the AI product description generator to create conversion-focused copy.

To improve unit economics, use the shipping calculator for cost and delivery time planning, and the ad ROI calculator to model ROAS and CPA targets. Track competitors with the price monitor to protect margins.

Every tool is free and fast—no login required for most features. Explore the full collection on this page and bookmark it as your daily e-commerce toolkit.

16
Free Tools
100K+
Active Users
$2M+
Revenue Generated
24/7
Support

Business Name Generator & Store Launch Tools

Our comprehensive suite of ecommerce resources and tools covers every aspect of running a successful online store

Business Name Generator & Store Launch Tools

Get your eCommerce business off the ground with essential startup tools

  • Business Name Generator
  • Online Store Launch Checklist
  • eCommerce Calendar
Explore Tools →

E-commerce Calculators – FBA, Profit, ROI & Shipping

Make data-driven decisions with powerful calculation and analysis tools

  • Ad ROI Calculator
  • Profit Calculator
  • Amazon FBA Calculator
  • Customer Lifetime Value Calculator
Explore Tools →

E-commerce Productivity & Automation Tools

Automate tasks and gain insights with intelligent productivity tools

  • Pay Stub Generator
  • Invoice Generator
  • Platform Detector
  • Shopify Theme Detector
  • Link Checker
  • SEO Keyword Tool
  • Price Monitor
  • Product Description Generator
  • Product Model Generator
Explore Tools →

Ready to supercharge your online store?

Join thousands of successful store owners who use our tools daily. Get started today and see the difference free tools can make.

Frequently Asked Questions

Are these e-commerce tools really free?

Yes. All tools on this page are free to use. Some advanced features may be added in the future, but core functionality will remain free.

How do I use the Amazon FBA Calculator?

Open the Amazon FBA Calculator, enter product price, dimensions, and shipping details to estimate fees and profit. For full cost modeling, also check the Profit Calculator.

Can I detect the theme of any Shopify store?

Yes. Use the Shopify Theme Detector to identify the theme and key apps used by any public Shopify store.