Free online tools & calculators

Find a free-shipping threshold that covers your shipping cost, protects margin, and nudges average order value up.

Generate a clear, copy-ready shipping policy for your store — processing times, delivery windows, rates, and carriers.

Compare USPS, UPS, FedEx, and DHL estimates by weight, size, and distance — then pick the cheapest or fastest option.

Estimate import duty, VAT/GST, and total landed cost by destination and product category for cross-border orders.

Search Harmonized System (HS) codes by product keyword or code for customs classification.

Look up city, region, and map location from a ZIP or postcode for shipping zones and delivery planning.

Run a free on-page SEO audit for title tags, meta descriptions, headings, Open Graph, HTTPS, and more.

Expand a seed keyword into related terms, long-tail ideas, and search-intent clusters for content planning.

Estimate Amazon-style FBA referral, fulfillment, and storage fees — plus net revenue and profit per unit.

Calculate gross and net margins with COGS, shipping, payment fees, ads, and other store costs.

Compute package volume, DIM weight, and billable shipping weight with common carrier divisors.

Find how many units you must sell to cover fixed costs based on price and variable cost.

Roll up factory cost, inbound freight, duties, taxes, and handling into true cost per unit.

Estimate months to recover customer acquisition cost using AOV, margin, and purchase frequency.

Estimate eBay final value fees and Etsy transaction/processing fees, net payout, and profit.

Compare discount tiers against expected volume to maximize total profit without killing unit margin.

Calculate Instagram, TikTok, and social engagement rate from likes, comments, shares, followers, and reach.

Estimate influencer income and sponsored-post rates from followers, engagement, CPM, and niche.

Estimate buyers and revenue from your follower count using profile visits, link clicks, and conversion rate.

Plan POD profit per order and monthly earnings after blank cost, print fees, shipping, ads, and fees.

Create t-shirt, hoodie, mug, and tote mockups with your brand text and download SVG previews.

Generate a link-in-bio HTML page that connects Instagram or TikTok to your ecommerce store and offers.

Compare wholesale vs private label on MOQ, landed cost, setup fees, margins, and monthly profit.

Estimate course and digital product margins after platform fees, refunds, creation cost, and marketing.

Compare affiliate commission profit versus owned ecommerce store margins per order and period.

Check if your brand domain is available across .com, .store, .shop, .io and other ecommerce TLDs.

Create downloadable QR codes for product links, store URLs, packaging, and marketing campaigns.

Score brand distinctiveness and open USPTO, EUIPO, UK IPO, and WIPO searches plus matching domains.

Subtract marketplace referral penalties (12%–15%) from margins when running offsite ads.

Find the monthly order volume where a fixed website plan beats marketplace fees (Etsy vs Shopify and more).

Check proposed LLC and company names via Companies House and US Secretary of State entity search portals.

Score your brand name and open the USPTO Trademark Electronic Search System before you register.

Draft free LLC operating agreements, articles of organization outlines, and corporate bylaws.

Compare self-employment tax on LLC profits versus S-Corp salary payroll taxes and distributions.

Compare approximate LLC and corporation formation and annual report fees across popular US states.

Prep your entity details and open the official IRS Employer Identification Number online application.

Prepare Beneficial Ownership Information details and continue to official FinCEN BOI filing resources.

Project monthly revenue, costs, and cash for banking, loans, and early company planning.

Prep company details and open the Dun & Bradstreet D-U-N-S number request for credit and contracts.

Estimate dropshipping profit and margin after product cost, shipping, ads, and platform fees.

Estimate AliExpress and supplier landed cost, duties, fees, and profit per unit.

Calculate return on ad spend, contribution profit, and break-even ROAS for paid campaigns.

Estimate Shopify plan and payment processing fees, monthly totals, and net per order.

Estimate PayPal or Stripe processing fees and net payout for domestic or international charges.

Project Facebook/Meta ad clicks, orders, CPA, ROAS, and revenue from a daily budget.

Score ecommerce product ideas on demand, competition, margin, trend, and shipping ease.

Measure how a discount changes margin and how many extra units you need for the same profit.

Calculate cost per acquisition and the maximum profitable CPA from AOV and margin.

Calculate conversion rate and how many visitors you need to hit a sales goal.

Estimate how much traffic you need to hit a monthly profit goal from AOV, margin, and conversion rate.

Estimate customer lifetime value from AOV, purchase frequency, lifespan, and margin.

Generate brandable ecommerce store name ideas from a niche or product keyword.

Free BMI calculator to check body mass index, weight category, and healthy weight range.

Free age calculator for exact age in years, months, days, and next birthday countdown.

Free percentage calculator for percent of a number, reverse percent, and percentage change.

Free EMI calculator for monthly installment, total interest, and total loan payment.

Free calorie and BMR calculator for daily energy needs, weight loss, and weight gain targets.

Free compound interest calculator for future value, contributions, and interest earned.

Free fixed deposit FD calculator for maturity amount and interest earned.

Free recurring deposit RD calculator for maturity value and interest earned.

Free home loan and personal loan EMI calculator for monthly payment and total interest.

Free India GST calculator for exclusive/inclusive tax, CGST, SGST, and invoice total.

Free India income tax calculator for new/old regime tax, cess, and take-home estimate.

Free date calculator for days between dates and adding or subtracting days.

Free maths solver for arithmetic expressions with parentheses, powers, and percentages.

Free GPA calculator for weighted grade point average from credits and grade points.

Free body fat and ideal weight calculator using US Navy method plus Devine ideal weight.

Free car loan EMI calculator for monthly installment after down payment, total interest, and repayment.

Free simple and compound interest calculator for principal, rate, years, and maturity amount.

Free lumpsum investment calculator for future value and wealth gained from expected returns.

Free SWP calculator for systematic withdrawals, ending corpus, and sustainability of drawdowns.

Free Sukanya Samriddhi Yojana calculator for maturity value, deposits, and interest earned.

Free XIRR calculator for annualized returns from dated investment cash flows.

Free TDEE calculator for daily calorie needs from BMR and activity level.

Free calorie deficit calculator for weight-loss pace and time to target weight.

Free metabolic rate calculator comparing Mifflin, Harris–Benedict, and Katch–McArdle BMR/TDEE.

Free retirement planning calculator for corpus needed, projected savings, and shortfall.

Free pension calculator for monthly pension from corpus or corpus required for target pension.

Free electricity bill calculator for slab-based energy charges and fixed charges.

Free net worth calculator for assets, liabilities, and overall financial position.

Free IRR calculator for internal rate of return from periodic investment cash flows.

Free PV, FV, and NPV calculator for time value of money and project cash flows.

Free stamp duty calculator India for property stamp duty and registration estimates by state.

Free US mortgage calculator for monthly PITI, loan amount, and total interest.

Free UK salary take-home calculator for income tax, NI, student loan, and pension.

Free PDF converter for text and images to PDF in the browser.

Free PDF to PDF converter to merge PDFs or rotate pages locally.

Free Word to PDF converter for .docx documents in the browser.

Free images to PDF converter for JPG and PNG to multi-page PDF.

Free YouTube audio player via official embed — no MP3 downloading.