GTM4WP - Google Tag Manager for WordPress vs Avalara AvaTax
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| Feature | GTM4WP - Google Tag Manager for WordPress v2.0.6 · checked 23 Oct 2026 Free · ★ 4.5/5 Visit Details | Avalara AvaTax v3.9.2 · 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 | Avalara AvaTax ($) |
| Pros | Places GTM containers without editing theme files; Data layer for WooCommerce, forms and media events; Consent mode and a tag blocklist are built in | Sales tax calculated from Avalara rates at checkout; Address and VAT number checks in checkout blocks; Reconciliation and reports from the Avalara account |
| Cons | Tags, triggers and consent rules must be set up in Google Tag Manager; Tracking setup is complex and needs a tag manager account | Needs an Avalara account, licence key and company setup; E-invoicing and business licensing need separate Avalara plans; Sends order and customer data to Avalara services |
| More features | ||
| Other features | GTM container snippets in head and body, Multiple containers, Page variables in the data layer, Google Consent Mode, Tag blocklist for pages and elements, WooCommerce event tracking in the data layer, Contact Form 7 tracking, Media (video and audio) events, User events in the data layer, Visitor data module, AMP support | Tax calculated from Avalara at checkout ($), Shipping address validation block ($), VAT number validation block ($), Tax exemption certificate capture ($), Retail delivery fee on orders ($), Pushes transactions to Avalara in the background ($), Reconciliation runs from the Avalara data ($), Scheduled tax reports ($), Landed cost sync ($), E-invoicing through Avalara ELR ($), Business license registration status ($) |
| Integrations | ||
| Analytics | Google Tag Manager | — |
| E-commerce | WooCommerce | WooCommerce |
| Plugins | Contact Form 7, Polylang, WPML | — |
| Other | — | Avalara AvaTax REST API ($), Avalara integration configuration API ($), Avalara HS classification API ($), Avalara ELR identity and token service ($), CertCapture exemption certificate script ($) |
| Requires WordPress | 6.3 | 5.2 or higher |
| Requires PHP | 8.0 | 5.3 or higher |
| Tested up to | 7.1 | 7.1 |
| Phones home | No | No |
| External services | www.googletagmanager.com | api.wordpress.org, rest.avatax.com, sandbox-rest.avatax.com, config.connector.avalara.com, config.connector.sbx.avalara.com, api.classification.avalara.net, api-sandbox.classification.avalara.net, identity.avalara.com, ai-sbx.avlr.sh, app.certcapture.com, sbx.certcapture.com, www.businesslicenses.com |
| Blocks | — | 2 |