Ad Spend Leak Detector for WooCommerce

Find the ads that burn money quietly.

Daily check that your expected tracking tags (Google, Meta) are still live on the storefront, with an email alert if they go missing. HPOS-ready, no jQuery.

Free Marketing
Email one feature the free version lacks Notify me when it's released Try it on the demo store →

Built by a store owner, not a plugin company — every CartMend plugin runs live on my own store, stickitsibiu.ro. — Manu

Why this plugin

Built for one specific job. No bloat. Tested on WP 6.5+ and WooCommerce 8+. Block and classic checkout supported.

No subscriptions

No subscriptions. No renewal traps.

Block + classic checkout

Works on both Block Checkout (modern) and Classic Checkout. No JS hacks.

Free vs Pro — what you actually get

FeatureFree (WP.org)Pro
Core functionality✓✓
Free updates for lifeFree updatesFree updates
Multi-site usage1 site1 site (default), more on request
Priority support—✓
Advanced rules—✓
Auto-detect leaking campaigns (low CVR, high CAC)—✓
Slack/email alerts when waste exceeds threshold—✓
Weekly PDF reports—✓
Per-channel attribution (Meta, Google, TikTok)—✓
Pause-campaign webhook integration—✓

Questions, answered

Will it work with my theme/checkout?

Yes. CartMend plugins work with classic AND block checkout, including modern themes like Storefront, Astra, Kadence, Blocksy, and Divi. We test on WP 6.5+ and WooCommerce 8+.

Is HPOS supported?

Yes. All CartMend plugins are HPOS-compatible (High-Performance Order Storage). You can enable HPOS without breaking anything.

Is there a paid version?

Not right now. The plugin is free.

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No subscriptions. No subscription traps.