Free tools for ecommerce marketers.
Everything you need to prep creatives, QA ads, calculate performance, and run cleaner ecommerce ops — free, private, and browser-based.
Creative Studio
Everything you need to prep, edit, and export creatives for ads, product pages, and social — background removal, ad-size exports, compression, aspect-ratio conversion, and studio-quality backgrounds.
Remove backgrounds from product photos in seconds. Runs 100% in your browser — nothing is uploaded to a server.
Upload one creative. Export every ad size for every platform — Meta, IG, TikTok, Google, Amazon, Shopify, LinkedIn, Pinterest.
Shrink JPG, PNG, and WebP images with almost no visible quality loss. All processing happens in your browser.
Convert any video between 16:9, 9:16, 1:1 and 4:5 — right in your browser. Powered by ffmpeg.wasm, nothing is uploaded.
Give any product photo a studio-quality background: white, grey, gradient, shadow, reflection, or soft floor. No AI credits burned.
Drop in an MP4. Set start and end. Get a clean, re-encode-free trim — all in your browser.
Silent-autoplay is the default on Meta and TikTok. Strip audio in one click.
GIF → MP4 for 10× smaller files. MP4 → GIF for lightweight motion in emails and Notion.
Add a text watermark to any product photo — custom size, color, opacity, and position. Free.
Crop any image to freeform or ad-ready ratios (1:1, 4:5, 9:16, 16:9) — all in your browser.
Drop any screenshot or creative into a phone, browser, Instagram post, or billboard mockup frame.
Extract 3–12 candidate first-frame thumbnails from any video — pick the highest-CTR one.
Creative QA
Catch broken creatives before you spend a dollar. Per-platform copy limits, safe-zone overlays, text density, contrast, and brand colour validation.
Type once. See live compliance against every major ad platform's headline, primary text, and description limits.
Paste any two colors — see the WCAG contrast ratio and pass/fail against AA and AAA thresholds.
Upload a 9:16 creative. See exactly which pixels get hidden by the Reels, Stories, and TikTok UI — before your ad ships.
Paste ad copy. Get an A–F grade on length, readability, CTAs, power words, and specificity.
Paste your headline, subhead, CTA, and meta copy. See which fits and which is too long or too short.
Performance Calculators
ROAS, break-even, CAC, LTV, CPM, CPC, CTR — the calculators performance marketers actually use, laid out for speed.
Compute ROAS, break-even ROAS, and target ROAS from spend, revenue, margin, and shipping — with plain-English guidance.
Fill any three of impressions, clicks, spend, CPM, CPC, or CTR — get the rest instantly.
Enter spend, new customers, AOV, margin and repeat rate — get CAC, LTV, LTV:CAC ratio and payback in months.
Enter AOV, margin, shipping and targets — get max spend, break-even CPA, ROAS and CPC.
Ecommerce Utilities
Utilities purpose-built for ecommerce operators: UTM builders, QR codes, product feed validation, Shopify CSV checks, and SEO-safe filenames.
Build clean, consistent UTM URLs for GA4 and every ad platform — with sensible naming defaults built-in.
Turn any URL into a crisp, print-ready QR code — PNG or SVG, custom colors, tunable error-correction. Runs entirely in your browser.
Paste messy titles or filenames — get clean, SEO-friendly slugs and image filenames back, batch-friendly.
Drop in a Shopify product CSV. See every missing column, bad handle, and SEO gap before you import.
Drop in a Meta or Google Merchant Center feed. See every missing field, bad URL, and duplicate id.
Fill in brand, campaign, platform, ratio, audience — get a clean, consistent creative name every time.
Asset Utilities
The general-purpose asset utilities every marketing team ends up needing — PDF, image conversion, and lightweight file handling.
Convert between JPG, PNG and WebP — the three formats that matter for ecommerce and ads. Runs entirely in your browser.
Upload one square image — download every favicon and app-icon size iOS, Android and the browser expect.
PDF → per-page PNGs, or images → a single PDF. Runs entirely in your browser.
Turn brand hex colors into OKLCH design tokens. Export as CSS variables, Tailwind theme, or JSON.
Free tools handle one asset. Xeli handles your whole catalog.
Xeli turns every SKU in your catalog into on-brand image and video ads, predicts winners, and launches to Meta, TikTok, and Google — in minutes.
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