When WordPress visitors click over to your Shopify checkout, session cookies get wiped — destroying your Facebook Ads, TikTok Ads, and GA4 attribution. GA4 Linker automatically stitches cross-domain sessions with _gl, Meta fbclid (_fbc, _fbp), and TikTok ttclid parameters in real-time.
_gl LinkerIf your marketing stack splits content on WordPress and checkout on Shopify, cross-domain redirects wipe out GA4, Meta (Facebook), and TikTok pixel tracking tokens.
Result: Facebook Ads, TikTok Ads, and Google CPC campaigns show 0 ROAS. You waste money cutting winning ad sets because checkout sales get misattributed to Direct traffic.
Result: GA4, Meta Ads Manager, and TikTok Ads Manager accurately tie every dollar of Shopify revenue back to the exact campaign, ad set, and keyword that drove it.
Automated session token and ad pixel parameter passing designed specifically for WordPress landing pages and Shopify checkouts.
Reads active GA4 (_ga), Meta (fbclid, _fbc, _fbp), and TikTok (ttclid, _ttp) session tokens on your WordPress site.
Appends encrypted _gl, _fbc, and ttclid parameters to all anchor links, forms, and buy buttons pointing to your Shopify domain.
Shopify and WooCommerce read the cross-domain parameters at checkout and merge sessions, keeping campaign source, ad set, and event match quality intact.
From static buy buttons to dynamic AJAX carts, Meta Ads Event Match Quality, and TikTok pixel parameters.
Scans all standard a[href] elements pointing to your Shopify store and injects live GA4 _gl parameters on click.
Forwards incoming fbclid, _fbc, and _fbp cookies to Shopify checkout to maximize Facebook Event Match Quality.
Passes incoming ttclid click parameters and _ttp cookies to Shopify checkout so TikTok Ads Manager tracks 100% of sales.
Seamless cross-subdomain tracking between WordPress content subdomains (blog.domain.com) and WooCommerce store checkouts (shop.domain.com).
Real-time DOM monitoring instantly catches slide-out carts, popups, and late-loaded buy buttons injected after initial page load without page refreshes.
Pro Plan & AboveBuilt-in WP Admin diagnostic card tests active _ga, _fbp, and _ttp cookies and verifies target domain configuration.
Why store owners and marketing agencies switch from brittle GTM scripts to GA4 Linker.
| Feature / Requirement | Manual GTM / Script Tag | GA4 Linker Plugin |
|---|---|---|
| Setup Time | 2-4 Hours (Developer required) | < 60 Seconds (Zero Code) |
| Meta (FB) & TikTok Pixel Linker | Requires custom cookie scripts | Automated (fbclid, _fbc, ttclid) |
| AJAX Slide-Out Cart Support | Breaks on theme updates | Real-time MutationObserver |
| WooCommerce Subdomain Support | Manual domain configuration | Multi-Subdomain Engine |
| Attribution Health Audit Scanner | None | Live WP Admin Diagnostic Card |
Choose the plan that fits your store. All paid plans include a 14-day money-back guarantee.
Essential cross-domain anchor link decoration for single Shopify stores.
_gl Anchor Link DecorationFixes GA4, Meta (FB) & TikTok Pixel attribution for single stores.
_gl Cross-Domain LinkerFor multi-site brands, WooCommerce subdomains & dynamic carts.
For marketing agencies managing client WordPress & Shopify stores.
| Feature | Free | Personal ($49/yr) | Pro ($149/yr) | Agency ($299/yr) |
|---|---|---|---|---|
GA4 _gl Link Stitching | ✅ Basic | ✅ Full | ✅ Full | ✅ Full |
| Meta (FB) & TikTok Pixel Linker | ❌ | ✅ Included | ✅ Included | ✅ Included |
| UTM Campaign Forwarding | ❌ | ✅ Included | ✅ Included | ✅ Included |
| Dynamic AJAX & Slide-Out Carts | ❌ | ❌ | ✅ Included | ✅ Included |
| WooCommerce Subdomain Support | ❌ | ❌ | ✅ Included | ✅ Included |
| Site License Limit | 1 Site | 1 Site | 10 Sites | Unlimited |
Everything you need to know about GA4, Meta Ads, and TikTok Ads cross-domain session stitching.
Stop guessing which Meta, TikTok, or Google CPC ad campaigns drive checkout sales. Fix your cross-domain tracking in under 60 seconds.
Choose Your Plan & Get Started →