Scan any webpage and check every image for SEO issues. Audit alt text, file sizes, filenames, formats, lazy loading, dimensions, and more. Free, no signup required.
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Audit every image on your page for SEO issues in three simple steps.
Paste any webpage URL of your online store into the input field.
Our tool crawls your page, detects every image, and checks each one against a full SEO checklist covering alt text, filenames, file size, etc.
Click 'Optimize Title' to instantly receive three AI-generated, SEO-optimized title options tailored to your marketplace.
Understanding the tool that surfaces every hidden image SEO issue on your page
An image SEO auditor is a tool that scans every image on a webpage and checks each one against a set of SEO best practices. It returns a per-image breakdown covering alt text, filenames, file size, format, lazy loading, dimension attributes, and duplicate alt text — so you can identify and fix problems before they hurt your rankings or slow down your page.
How it works: The tool fetches the URL you provide, parses every image element on the page, and runs each one through an eight-point SEO checklist. Results are grouped by issue type with an overall score out of 100 and a letter grade showing your page's current image SEO health.
While manually reviewing every image on a 50-product page could take an hour, this tool audits hundreds of images in seconds — and surfaces the ones hurting your Core Web Vitals and search visibility first.
"A product title generator is an AI-powered tool that creates optimized product listing titles for e-commerce marketplaces like Amazon, Google Shopping, Shopify, and Etsy. Unlike generic title generators or business name tools, a product title generator understands marketplace-specific character limits, keyword placement rules, and search algorithm preferences."
The data behind why your images directly impact search visibility and page speed
Images are not passive content. Google crawls, indexes, and ranks images independently — and Google Images alone accounts for over 20% of all U.S. web searches, which means optimized images drive real, measurable traffic. At the same time, poorly optimized images hurt the page they live on. Oversized files inflate LCP. Missing dimension attributes cause layout shifts that hurt your CLS score. Missing alt text means your images contribute zero keyword context to the page. Every one of these issues is measurable, fixable, and has a direct line to rankings.
Built for e-commerce teams who want fast, actionable image audits without technical overhead.
Get a detailed report for every image on the page — not just a count of issues. Each image shows its thumbnail, URL, file size, format, and every specific SEO issue found, so you know exactly what to fix and where.
Understand your overall image SEO health at a glance. Your page gets a score from 0 to 100 and a letter grade from A to F, so you can benchmark current performance and track improvements after fixing issues.
Every flagged issue comes with a clear, plain-language recommendation. No guesswork about what to do next. The report tells you exactly what needs to change for each image and why it matters.
See at a glance how many images have critical problems versus minor improvements. Prioritize the high-impact fixes first — starting with missing alt text and oversized files — before working through the rest.
The tool runs eight checks on every image it finds — alt text, filename, file size, format, lazy loading, dimensions, duplicate alt text, and alt text length. Nothing gets missed.
Maintain a unified naming convention whether listing on Amazon's structured format, Google Shopping's concise feed, or TikTok Shop's casual audience — without rewriting from scratch each time.
Whether you run one store or fifty, this tool fits your workflow
"I have no idea if my product images are hurting my rankings."
Paste any product or collection page URL and get a full image audit in seconds. No app install needed.
"Does this tool only work for Shopify?"
Our tool will check any live webpage's images and their SEO. No platform restrictions.
"My supplier titles look identical to every other listing"
Get a scored, per-image report with specific issues and fix recommendations — faster than any manual audit. Easy to share with developers or content teams.
"I spend 10 minutes per listing trying to fit keywords into 140 characters"
Supplier images almost never come with proper alt text or filenames. Audit your product pages to catch every gap before it hurts your rankings.
"My product images get disapproved or underperform in Shopping campaigns."
Poor image quality and missing attributes hurt your Shopping ads performance. Audit your product pages to make sure every image meets Google's standards before it hits your feed.
"I manage image SEO across multiple client stores and platforms."
Audit any client URL instantly across any platform. Scale your image SEO workflow without paying for an enterprise crawl tool.
6 rules the top-performing stores follow for their images
Alt text should describe what the image shows in 5 to 125 characters. Include your target keyword naturally where it fits — don't force it. For product images, describe the product, its color, material, and key feature. Empty alt text or single-word descriptions are treated as missing by Google.
Rename images before uploading, not after. Use lowercase, hyphen-separated words that describe the product. "blue-ceramic-coffee-mug-12oz.webp" gives Google keyword context. "image1.jpg" gives Google nothing. You can't rename a file after it's indexed without creating a new URL and re-crawl.
Large images are the single biggest driver of slow LCP scores. Compress every image under 500KB before upload. For hero images and product shots, aim under 200KB. Use tools like Squoosh or your Shopify CDN's built-in compression. Smaller files load faster and reduce bounce rates.
JPEG and PNG are legacy formats. WebP files are typically 25 to 35% smaller than JPEG at equal quality. AVIF is even more efficient. Most modern browsers support both. Convert your existing image library and set your Shopify theme to serve WebP by default wherever possible.
Any image that isn't visible in the initial viewport should include loading="lazy". This defers the fetch until the user scrolls close to the image — reducing initial page load time and bandwidth usage. Above-the-fold hero images and LCP candidates should never be lazy-loaded.
Browsers reserve space for images before they load when explicit dimensions are set. Without them, the layout shifts as images load in — causing a high Cumulative Layout Shift (CLS) score. Set width and height on every image tag. This is one of the simplest Core Web Vitals fixes available.
Why a dedicated image audit tool outperforms generic AI for e-commerce SEO teams
ChatGPT can suggest image SEO best practices, but it can't actually crawl your page, detect every image, or tell you which specific files are missing alt text, oversized, or served in the wrong format. This tool does the audit for you — scanning every image individually, scoring the full page, and surfacing exactly what to fix and why.
AdNabu's Image SEO Auditor checks every image on any webpage across 8 SEO criteria — alt text, filename, file size, format, lazy loading, dimensions, etc.
100% free with no signup — get a scored report with per-image findings and fix recommendations instantly.
Works on any webpage: Shopify product pages, collection pages, blog posts, landing pages, and homepages.
For bulk optimization across your entire catalog, use AdNabu's Image Optimizer App.
Nabu Image Optimizer automatically compresses and syncs product, collection, and blog images across your entire Shopify store — no manual work needed. Faster pages, better Core Web Vitals, stronger rankings.
Explore The App →