Free tools for e-commerce brands

Profit Margin Calculator Set product prices from landed cost and target margin, VAT-inclusive or not. Break-Even Calculator Find the sales volume where a product or campaign starts to make money. Image Compressor Before uploading a new collection, batch compress up to 20 product photos at a time and choose WebP output where your platform accepts it. A typical supplier image of sev... Image Resizer Keep every product photo the same dimensions, for example 2000×2000 square, so grids line up and do not jump as they load. Use the 1200×630 preset for share images and th... Image Converter Suppliers send images as PNG, BMP or AVIF. Convert them to JPG or WebP in one batch; note that transparent backgrounds turn white when converting to JPG, which suits most... Schema Markup Validator Paste a product URL to check that Product markup includes name, image, offers with price, priceCurrency and availability. Run it again after theme or app updates, which a... Redirect Checker After a migration or when retiring products, test old URLs to confirm they return a single 301 to the most relevant live page, not a chain of hops or a redirect to the ho... Broken Link Checker Find links in menus, blog posts and product descriptions that point to deleted products or old collection URLs, so customers and crawlers do not hit dead ends. XML Sitemap Checker Make sure your XML sitemap lists live, indexable product and category pages and does not include redirected, out-of-date or noindexed URLs. robots.txt Tester Test that robots.txt blocks endless filter and search URLs without accidentally blocking product pages, images or the CSS and JavaScript Google needs to render the page. Meta Tag Checker Check titles, meta descriptions and canonical tags on product and category pages. Variant URLs should point their canonical at the main product. Email Deliverability Checker Test your sending domain before Black Friday or a big launch. It checks SPF, DKIM and DMARC together, which bulk senders to Gmail and Yahoo are now expected to have. DMARC Record Checker Confirm your DMARC record exists and is valid, then work towards a quarantine or reject policy so scammers cannot easily send fake order or refund emails using your domai... SSL Certificate Checker Confirm the certificate on your shop and checkout is valid, covers both www and non-www, and is not close to expiry, so customers never see a browser warning at checkout. Keyword Grouping Tool Paste a keyword list or upload a CSV export, and group it into topics you can plan one page around, with intent buckets and summed volume, impressions and clicks Bulk Redirect Checker Paste or upload up to 100 URLs and see where each one really ends: every hop with its status code, chains, loops and temporary redirects, plus a match check against the t... WhatsApp Link Generator Type your number the way you normally write it, add an optional message, and get a working wa Email Verifier Check whether an email address looks deliverable before you send: format, typos, mail servers, disposable and role addresses, one at a time or 50 at once XML to JSON Converter Turn RSS feeds, sitemaps, SOAP responses and other XML into clean JSON, or build XML from JSON, with full control over how attributes, arrays and namespaces are mapped Color Palette Generator Build a palette from one color, pull the main colors out of an image, or press the space bar for random ideas Privacy Policy Generator Answer five short questions about your business, the data you collect and the tools you use, and get a starting-point privacy policy you can review, edit and publish WHOIS Lookup See the full public registration record for any domain: registrar and abuse contact, key dates, every status code in plain English, nameservers, DNSSEC and the raw record SSL Certificate & CSR Decoder Paste a PEM certificate, a full chain or a CSR to read every field in plain English, check that each certificate signs the next, and catch problems before you install it Website Safety Checker (Is This Site Legit?) Paste a website address to see the public trust signals behind it: how old the domain is, whether HTTPS and the certificate check out, blocklist listings, and warning sig... Image Alt Text Checker Paste a page address to list every image on it, see which have missing, empty or placeholder alt text, and find image links that screen readers cannot name HTTP Headers & Compression Checker Enter a URL to see every response header it sends, whether gzip or Brotli compression is on and how much it saves, and what its caching headers tell browsers and CDNs llms.txt Checker & Generator Enter a website to validate its llms Website Technology Checker Enter any website to find out which CMS, builder or store platform it runs on, the scripts and services it loads, and who hosts its website, DNS and email, with the evide... Subdomain Finder Enter a domain to list the subdomains recorded in public Certificate Transparency logs, check which ones still resolve, and flag forgotten records that could be taken ove... Mixed Content Checker Enter a page address to find every resource it still loads over plain http://, see which ones browsers block or upgrade, and check whether each file is already available...