# Free tools for Shopify

ROI calculators, link generators, QR code makers, and more. Built for Shopify merchants. No signup, no install.

Source: https://getkanal.com/tools  
Last updated: 2026-10-19

- [Inventory turnover ratio calculator](https://getkanal.com/tools/inventory-turnover-ratio-calculator): Measure your e-commerce store's inventory efficiency with our free calculator. Input your COGS and inventory values to find your Inventory Turnover Ratio and Average Days of Inventory on Hand.
- [CPA calculator](https://getkanal.com/tools/cpa-calculator): Calculate your ideal Target Cost Per Acquisition (CPA) with our advanced e-commerce tool. Factor in product costs, shipping, and transaction fees to determine the maximum you can spend on ads while maintaining your desired profit margin.
- [LTV calculator](https://getkanal.com/tools/customer-lifetime-value-calculator): Calculate your Customer Lifetime Value (LTV) to understand true customer profitability. Our free e-commerce tool helps you make smarter marketing, advertising, and customer retention decisions.
- [ROAS break even calculator](https://getkanal.com/tools/roas-break-even-calculator): Determine the exact Return On Ad Spend (ROAS) you need to be profitable. Our free calculator uses your product price and cost of goods to find your break-even point, helping you set realistic goals for your ad campaigns.
- [VAT calculator](https://getkanal.com/tools/vat-calculator): Effortlessly calculate VAT for your e-commerce business. Our free, comprehensive tool handles inclusive/exclusive prices, shipping costs, discounts, and custom rates. Get an instant, accurate breakdown of net price, total VAT, and the final grand total.
- [Shopify shipping calculator: package cost estimator](https://getkanal.com/tools/shipping-calculator): Estimate a parcel's shipping cost from weight and size: dimensional weight, billable weight, insurance and four simulated service levels for Shopify stores.
- [Shopify theme detector](https://getkanal.com/tools/shopify-theme-detector): Instantly identify any Shopify store’s theme with our free Theme Detector. Works for custom domains and myshopify.com. Find theme names, IDs, and Theme Store links!
- [WhatsApp custom link](https://getkanal.com/tools/whatsapp-link): Easily create custom WhatsApp wa.me links with a pre-filled message. Our free tool helps you connect with customers instantly. No sign-up required. Perfect for websites, social media, and email signatures.
- [Free profit margin calculator 2026](https://getkanal.com/tools/profit-margin-calculator): Free profit margin calculator for Shopify merchants. Compute product margins, markup percentage, profit per unit, and break-even price in seconds.
- [Free WhatsApp template generator 2026](https://getkanal.com/tools/whatsapp-message-template-generator): Free WhatsApp Business template generator. Create Meta-approved templates for cart recovery, promotions, order updates, and more, ready to copy-paste.
- [Free average order value calculator for Shopify](https://getkanal.com/tools/average-order-value-calculator): Calculate your average order value from revenue and orders, with or without tax, shipping and refunds, and see how Shopify computes its own AOV.
- [Free ROAS calculator for Shopify](https://getkanal.com/tools/roas-calculator): Calculate your return on ad spend from attributed revenue and ad spend, then compare it with the break-even ROAS set by your gross margin.