GTM4WP - Google Tag Manager for WordPress vs ELEX Stamps.com WooCommerce Extension (USPS)
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| Feature | GTM4WP - Google Tag Manager for WordPress v2.0.6 · checked 23 Oct 2026 Free · ★ 4.5/5 Visit Details | ELEX Stamps.com WooCommerce Extension (USPS) v3.1.3 · checked 23 Oct 2026 Paid Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | 700,000+ | — |
| Last updated | October 12, 2026 | — |
| Editions | GTM4WP - Google Tag Manager for WordPress | ELEX Stamps.com WooCommerce Extension (USPS) ($) |
| Pros | Places GTM containers without editing theme files; Data layer for WooCommerce, forms and media events; Consent mode and a tag blocklist are built in | Real-time USPS rates at checkout from a Stamps.com account; Bulk label printing from the orders list; Weight-based box packing and ParcelGuard insurance option |
| Cons | Tags, triggers and consent rules must be set up in Google Tag Manager; Tracking setup is complex and needs a tag manager account | Requires a paid ELEX licence and a Stamps.com account; Refuses to activate beside the basic Stamps plugin; US postage only; labels depend on the Stamps.com service |
| More features | ||
| Other features | GTM container snippets in head and body, Multiple containers, Page variables in the data layer, Google Consent Mode, Tag blocklist for pages and elements, WooCommerce event tracking in the data layer, Contact Form 7 tracking, Media (video and audio) events, User events in the data layer, Visitor data module, AMP support | Real-time USPS rates at checkout via Stamps.com ($), Print USPS postage labels from single orders ($), Bulk label printing from the orders list ($), Weight-based packing into configured boxes ($), ParcelGuard insurance option and claims ($), Tracking info shown to customers on the order page and in emails, Test and live Stamps.com API modes ($) |
| Integrations | ||
| Analytics | Google Tag Manager | — |
| E-commerce | WooCommerce | Stamps.com ($) |
| Plugins | Contact Form 7, Polylang, WPML | ELEX licence server ($) |
| Other | — | USPS ($), Canada Post ($) |
| Requires WordPress | 6.3 | 3.0.1 |
| Requires PHP | 8.0 | — |
| Tested up to | 7.1 | 6.7 |
| Phones home | No | No |
| External services | www.googletagmanager.com | production.shippingapis.com, soa-gw.canadapost.ca, swsim.stamps.com |