Shopify Cost Calculators
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24 free tools · No sign-up

Shopify cost calculators that just work.

Instant, no-nonsense estimates for building and running your store — dev cost, migration, ROI, fees, margins, LTV, and more. Pick a tool, get a number, share the report.

Free · no card · results in seconds
Why these tools

Numbers you can actually use.

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Instant estimates

Every input updates your number live. No loading, no waiting, no "request a quote" wall between you and an answer.

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No sign-up, ever

See your full result for free. No email gate, no credit card, no catch — just the number you came for.

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Built for Shopify

Ranges and ROI grounded in real Shopify development, migration, and store economics — not generic guesswork.

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A report you can share

Download a clean PDF or image with your inputs, your estimate, and clear next steps — ready for your team or your inbox.

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Straight to a real plan

Like your number? CartCoders, a certified Shopify partner, turns any estimate into an itemised scope, timeline, and quote.

Dev & project cost

Cost & ROI for your build

Estimate development, migration, apps, integrations, and the ROI of your biggest Shopify projects.

Store & finance

Know your numbers

Fees, margins, break-even, LTV, CAC, AOV, ROAS and more — for running a profitable store.

Per-Sale Fees

Shopify Transaction Fee

See how much Shopify takes per sale. Enter your plan, payment method, average order value, and monthly orders to get your monthly fees and effective rate.

Calculate Fees
True Profit Per Order

Shopify Profit Margin

Calculate your true profit margin after product cost, Shopify fees, shipping, and ads. See net profit per order, margin %, and markup instantly.

Calculate Margin
Break-Even Point

Break-Even Point

Find how many units and how much revenue you need to break even. Enter fixed costs, price, and variable cost per unit for an instant break-even point.

Find Break-Even
Customer Worth

Customer Lifetime Value

Calculate customer lifetime value (LTV) and the most you can spend to acquire a customer. Enter AOV, purchase frequency, lifespan, and margin.

Calculate LTV
Cost To Acquire

Customer Acquisition Cost

Calculate customer acquisition cost (CAC), payback period, and your LTV:CAC ratio. Enter marketing spend, new customers, AOV, margin, and order frequency.

Calculate CAC
Average Order Value

Average Order Value

Calculate your average order value (AOV) and model the revenue upside of raising it. Enter revenue, orders, and a target uplift to see the impact.

Calculate AOV
Ad Spend Return

ROAS (Return on Ad Spend)

Calculate return on ad spend (ROAS), break-even ROAS, and profit after ad spend. Enter ad spend, revenue, and gross margin for instant results.

Calculate ROAS
Owned-Channel ROI

Email & SMS Marketing ROI

Calculate the ROI of your email and SMS marketing. Enter list size, sends, click and conversion rates, AOV, and cost to see revenue and ROI.

Calculate Email ROI
Free-Ship Threshold

Free Shipping Threshold

Find the free shipping threshold that lifts average order value without hurting profit. Enter your AOV, shipping cost, and margin for a suggested threshold.

Find Threshold
Cost Of Returns

Return & Refund Cost

Calculate the true cost of ecommerce returns and the savings from reducing your return rate. Enter orders, return rate, AOV, and return handling costs.

Calculate Return Cost
Recurring Revenue

Subscription MRR & Churn

Calculate monthly recurring revenue (MRR), ARR, churn impact, and subscriber lifetime. Enter subscribers, ARPU, and churn rate for instant subscription metrics.

Calculate MRR
Promo Profit Impact

Discount Profit Impact

See the real profit impact of a discount or promotion. Enter price, cost, discount, and expected volume lift to find the break-even volume and profit change.

Check Discount Impact

Not sure which number you need?

Tell our Shopify experts what you are planning and they will point you to the right estimate — and turn it into a real project plan.