Add-on: Custom CSS - Back In Stock Notifier for WooCommerce vs GTM4WP - Google Tag Manager for WordPress
Compare WordPress plugins and tools side by side. Pick products with “Compare” in the software directory.
| Feature | Add-on: Custom CSS - Back In Stock Notifier for WooCommerce v10.0.1 · checked 23 Oct 2026 Paid Visit Details | GTM4WP - Google Tag Manager for WordPress v2.0.6 · checked 23 Oct 2026 Free · ★ 4.5/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | — | 700,000+ |
| Last updated | — | October 12, 2026 |
| Editions | Add-on: Custom CSS - Back In Stock Notifier for WooCommerce ($) | GTM4WP - Google Tag Manager for WordPress |
| Pros | Colours, sizes and spacing for the subscribe form, button and popup; Widths per breakpoint through media queries; Sanitised custom CSS box | Places GTM containers without editing theme files; Data layer for WooCommerce, forms and media events; Consent mode and a tag blocklist are built in |
| Cons | Needs Back In Stock Notifier and a licence; Visual settings only, no change to notification logic | Tags, triggers and consent rules must be set up in Google Tag Manager; Tracking setup is complex and needs a tag manager account |
| More features | ||
| Other features | Subscribe form, button and popup colours and sizes ($), Widths per breakpoint as media queries ($), Sanitised custom CSS box ($), Separate styles for guest visitors ($), Licence validation and updates from the vendor ($) | GTM container snippets in head and body, Multiple containers, Page variables in the data layer, Google Consent Mode, Tag blocklist for pages and elements, WooCommerce event tracking in the data layer, Contact Form 7 tracking, Media (video and audio) events, User events in the data layer, Visitor data module, AMP support |
| Integrations | ||
| Analytics | — | Google Tag Manager |
| E-commerce | WooCommerce | WooCommerce |
| Plugins | Back In Stock Notifier for WooCommerce | Contact Form 7, Polylang, WPML |
| Requires WordPress | 5.8 | 6.3 |
| Requires PHP | 7.2 | 8.0 |
| Tested up to | 6.8 | 7.1 |
| Phones home | No | No |
| External services | updates.codewoogeek.online | www.googletagmanager.com |