Shopify SEO app comparison · From vendor websites
Choose Avada for image compression and structured data, with 1,000 AI credits on Pro at $34.95/month and one-time credit packs. Choose SearchPie when you want to edit bulk AI tags before publishing; bulk AI is on Enterprise at $99/month. Choose StoreSEO for small catalogs, with 24/7 chat on its free plan and product-capped plans from $14.99/month. Choose SEO King for unlimited text AI from $9.99/month and Vision AI alt text billed per photo. Keep Smart SEO for AI bulk alt tags, filenames and multi-language support on Business at $24.99/month. — as of November 2026
We have not run hands-on tests yet. We aim to review facts every 90 days, but vendor terms can change sooner.
We select widely used apps and popular newer tools already in our directory with a public Shopify App Store review count. Avada AI SEO Image Optimizer has 4,687 reviews (4.9/5); SearchPie has 2,459 (4.9/5); StoreSEO has 772 (5.0/5); SEO King has 544 (4.7/5). Smart SEO, the baseline, has 961 reviews (5.0/5). Booster SEO is left out because its App Store listing says the app is not currently available there. These popularity signals are as of November 2026; sources are grouped by tool below.
Date checked: (UTC). Prices and limits are as of November 2026.
On phones, each tool's facts appear together.
| Tool and plan | Free plan or trial | Monthly paid plans | Yearly billing | AI generation and bulk editing | Structured data, speed and links | Languages and platforms | Privacy and AI training | Support |
|---|---|---|---|---|---|---|---|---|
| Smart SEOFree, Pro, Business and Premium · Baseline | Free plan: Yes. 20 AI generations, 50 image optimizations, broken-link checks on 100 pages, a 20-page automatic audit, meta and alt-tag optimization and sitemap control; bulk editing excluded. Paid plans: Seven-day free trial, capped at 20 AI generations, 50 images and 100 link-check pages.as of | USD per month: Pro $14.99 (200 AI generations, 1,000 images), Business $24.99 (500 generations, 3,000 images), Premium $49.99 (1,200 generations, 5,000 images). The vendor site sells extra AI at 10¢, 5¢ and 3.33¢ per generation; the App Store listing does not show these rates.as of | Pro $149.90/year, Business $249.90/year, Premium $499.90/year. The App Store listing and vendor site both say yearly billing saves 17%.as of | AI writes meta tags, alt text and product descriptions. Pro adds bulk meta and alt-tag editing; AI bulk generation of meta tags, alt tags and image filenames starts at Business. Premium adds model choice and unlimited AI with your own OpenAI key. Terms say you must review AI content.as of | Free: sitemap, noindex tags and broken-link checks. Pro adds JSON-LD, IndexNow, page speed, bulk image optimization, 404 hit detection, LLMs.txt and Search Console data via MCP and Sidekick. Business adds backlinks; Premium adds broken-link automation. Listing feature tags include redirects.as of | Business and Premium support Shopify's store languages (multi-language) feature. AI output-language list: not stated. App interface lists 20 languages. Shopify app; works with ChatGPT, Claude, Sidekick, Judge.me and Loox. Other platforms: not stated.as of | Product and page titles, descriptions and image URLs go to AI language model providers, unnamed in the policy. Terms say providers do not store this data beyond the request and generated SEO content becomes your property. Whether data trains AI models: not stated.as of | Premium adds dedicated premium support. Support channels and hours on other plans: not stated. Team seats and roles: not stated.as of |
| Avada AI SEO Image OptimizerFree, Pro and Enterprise | Free plan: Yes. 100 image optimizations, 100 AI credits, 20 on-page audits, HTML sitemap, meta tags and basic structured data. Paid plans: Seven-day free trial, once per store, limited to 100 AI credits and 100 image compressions; billing starts automatically unless cancelled.as of | USD per month: Pro $34.95 with 1,000 AI credits and unlimited image optimization; Enterprise $99 with 10,000 AI credits. One-time AI credit packs run from 500 for $5.99 to 10,000 for $89.90; plan eligibility for packs: not stated.as of | App Store: Pro $348/year and Enterprise $990/year, saving 17%. Pricing docs express the same plans as $29/month and $82.50/month billed annually.as of | Alt-text optimizer with AI or formula modes, image selection and per-image revert to original. Docs say alt optimization is available to all users; the listing labels the AI alt-text optimizer a Pro feature. Meta tags: basic on Free, automatic rules on Pro. Enterprise adds an AI audit agent.as of | Free: basic speed booster, HTML sitemap and basic structured data. Pro adds unlimited compression, pro structured data, broken-link manager, XML sitemap, robots.txt editor and instant indexing; docs cover 301 and 302 redirects. Enterprise adds advanced structured data and critical CSS.as of | AI alt text has an output-language selector; supported list: not stated. Multi-language store support: not stated. App interface lists 14 languages. Shopify app; works with Shopify Flow, Google Search Console and Judge.me. Other platforms: not stated.as of | Avada's company privacy policy, linked from the listing, covers its website and email and analytics services without naming the SEO app; it says some information may remain after account deletion. AI providers and whether store data trains AI models: not stated.as of | Enterprise adds one-on-one consulting and expert 24/7 support. Help center with FAQs, tutorials and documentation. Support hours on Free and Pro: not stated. Docs list a multistore plan; its price is not stated on the cited pages. Team seats and roles: not stated.as of |
| SearchPieStarter, Premium, Enterprise and Plus | Starter free plan: Yes. Listing includes template-based bulk meta and alt tags, AI SEO and alt-tag generation, sitemap, image compression and 404 detection. AI Generation help instead limits AI to Premium and Enterprise. Premium and Enterprise: Seven-day free trial; trial AI limit not stated.as of | USD per month: Premium $39, Enterprise $99. Premium AI requests: 500 per AI help, 250 per vendor pricing page; Enterprise 5,000. Vendor site adds Plus at $399 with 10,000 requests and sells 10,000 extra requests for $35. Request reset period: not stated.as of | App Store: Premium $374.40/year and Enterprise $950.40/year, saving 20%. Vendor pricing page: Premium $374/year, Enterprise $950/year and Plus $3,830/year.as of | AI writes page titles, descriptions, meta tags, alt tags and URL handles, with language and tone choice. Help docs limit bulk AI for all products to Enterprise. Bulk results can be edited before Publish and reverted to the original. Enterprise auto-updates alt text on new images.as of | Starter: breadcrumbs, store schema, sitemap, image compression, IndexNow and 404 detection. Premium adds price, rating, stock and FAQ schema, lazy loading and automatic 404 and broken-link fixes with redirects. Enterprise adds sitelink and article schema, unlimited compression and long-URL fixes.as of | AI output language is selectable; supported list: not stated. Multi-language store support: not stated. App interface lists 18 languages. Shopify app; works with Google Search Console, Merchant Center and Business Profile. Other platforms: not stated.as of | Privacy policy says SearchPie does not use third-party AI models to process Google user data and deletes Google data on unlink or uninstall. Which AI provider writes content, and whether store data trains AI models: not stated.as of | Listing: 24/7 customer support with under-one-minute response on Starter. Enterprise adds a custom SEO expert; vendor Plus adds 1:1 SEO consultation. Team seats and roles: not stated.as of |
| StoreSEOFree Forever, Lite, Essential, Growth and Advanced | Free Forever plan: Yes. 25 products, 200 AI credits, 25 image optimizations, 5 tracked keywords, alt-text optimizer, LLMs.txt generator and 24/7 SEO chat support. Paid plans: Seven-day free trial; trial AI and image limits not stated.as of | USD per month: Lite $14.99 (100 products, 1,000 AI credits, 500 images), Essential $39.99 (250; 5,000; 2,000), Advanced $249.99 (10,000; 50,000; 50,000). Vendor site adds Growth at $99.99 (1,000 products, 12,500 credits) and credit packs from 5,000 for $10.as of | Annual billing: not stated on the App Store listing or the vendor pricing section. The listing bills every 30 days in USD.as of | Select images and bulk-generate alt text with AI; each use deducts AI credits, credits per image not stated. Restore original alt text per image. AI meta titles and descriptions preview before publishing. An MCP connector lets Claude or ChatGPT fix alt text, meta tags and schema.as of | Image compression and resizing within plan quotas. Paid plans add one-click schema markup, instant indexing and automatic sitemap submission. Listing adds JSON-LD, FAQ schema and local SEO; the vendor site lists bulk URL redirects and broken-link fixes.as of | App Store lists multilingual SEO on Advanced only; the vendor site's plan table includes it from Growth at $99.99/month. AI output languages: not stated. App interface lists 11 languages. Shopify app; other platforms: not stated.as of | Privacy policy says account data is deleted or anonymized within a reasonable period after uninstall. AI providers and whether store data trains AI models: not stated.as of | Listing shows 24/7 SEO chat support on Free; support on paid plans is not listed separately. Team seats and roles: not stated.as of |
| SEO KingFree basics, 500 Pages, 5,000 Pages and 20,000 Pages | Free basics plan: Yes. Unlimited alt-text, meta-title and meta-description updates, photo renaming and photo optimizations, store scans and Search Console analytics. Free AI allowance: not stated. Paid-plan trial: not stated.as of | USD per month by page count: 500 Pages $9.99, 5,000 Pages $13.99, 20,000 Pages $16.99. Vendor page data calls the tiers products, runs to 500,000 and lists Full-Service from $95/month. Vision AI: $1 analyzes 400 photos; translating and upscaling cost extra.as of | App Store: $69.99/year (500 Pages), $79.99 (5,000) and $99.99 (20,000), saving 42–52%. Vendor page data shows the same yearly prices. Yearly members get 10% off AI credit purchases and advanced models.as of | Paid plans include unlimited text AI for meta titles, meta descriptions and product descriptions, plus auto-updating and bulk photo optimization. Vision AI alt text uses credits, previews descriptions before applying, auto-syncs new product images and can keep existing text.as of | Paid plans add advanced JSON-LD schemas, robots.txt and LLMs.txt. Listing covers image sitemaps, broken links, 404 errors, Core Web Vitals, backlinks and image compression; its feature tags include redirects.as of | Listing: multilingual support and auto-translation for 40+ languages; alt-text docs generate and translate alt text for multilingual stores. App interface lists 27 languages. Shopify app; works with Google Merchant Center, Search Console and MCP. Other platforms: not stated.as of | Privacy policy says its apps do not access, collect, store, sell or share customer and order data. AI services list OpenAI, Claude, Gemini and Grok models. Whether store data trains AI models: not stated.as of | Pro SEO support services are sold separately; Full-Service adds expert configuration, monitoring and monthly strategy video sessions. Docs and email support are linked. Support hours, team seats and roles: not stated.as of |
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Best for: Image compression and structured data with AI credit packs
The monthly row lists Pro at $34.95 with 1,000 AI credits and unlimited image optimization, plus one-time credit packs. The AI row documents per-image revert to the original alt text. — as of November 2026
Visit Avada AI SEO Image Optimizer's websiteBest for: Editing bulk AI tags before they go live
The AI row says bulk results can be edited before Publish and reverted later, with bulk AI on Enterprise at $99/month. Premium's AI request limit differs between vendor pages: 500 or 250. — as of November 2026
Visit SearchPie's websiteBest for: Small catalogs that want chat support on a free plan
The free row includes 25 products, 200 AI credits and 24/7 SEO chat. The monthly row caps Lite at 100 products for $14.99, so count products before upgrading. — as of November 2026
Visit StoreSEO's websiteBest for: Large catalogs that want unlimited text AI
The monthly row prices 20,000 pages at $16.99, and the AI row includes unlimited text AI on paid plans. Vision AI alt text is billed separately at $1 per 400 photos. — as of November 2026
Visit SEO King's websiteKeep Smart SEO when you want AI bulk meta tags, alt tags and image filenames plus multi-language store support on one Business plan at $24.99/month; the AI and languages rows show both. The yearly row prices Business at $249.90. Premium adds unlimited AI with your own OpenAI key. — as of November 2026
Booster SEO's Shopify App Store listing says the app is not currently available on the Shopify App Store, so it has no public review count there as of November 2026. SearchPie, which is in the table, uses seo-booster as its App Store address. — as of November 2026
Smart SEO Pro includes 200 AI generations for $14.99/month; StoreSEO Lite includes 1,000 AI credits for $14.99; Avada Pro 1,000 credits for $34.95. SEO King paid plans include unlimited text AI from $9.99, with Vision AI billed per photo. Units differ, and most apps do not state credits per image. See Monthly paid plans. — as of November 2026
Smart SEO lists multi-language support on Business and Premium. StoreSEO's site includes multilingual SEO from Growth at $99.99/month, while its listing shows it on Advanced at $249.99. SEO King lists auto-translation for 40+ languages. Avada and SearchPie offer AI output-language selectors but do not state multi-language store support. See Languages and platforms. — as of November 2026
None of the cited privacy policies or terms state whether store data trains AI models. Smart SEO's terms say AI providers do not store product data beyond the request. See Privacy and AI training. — as of November 2026
Facts come from Shopify App Store listings and vendor pricing, help, documentation and legal pages checked without signing up or testing the products. Each tool's source list covers its table facts and popularity signal. Tool pages retain separate check dates.
Checked on · as of November 2026
Checked on · as of November 2026
Checked on · as of November 2026
Checked on · as of November 2026
AI tools for online stores · Best bulk alt-text tools for Shopify