Start recovering lost revenue with Server-Side GTM for free
Server-side GTM brings back long-lasting first-party cookies. Addingwell runs the infrastructure for you.

Trusted by + 1000 companies
























Your ads are optimizing on incomplete data
If you’re searching for GTM server side, you already know something’s off.
• Google Ads doesn’t match backend revenue
• Meta performance fluctuates without explanation
• Smart Bidding feels unstable
• Retargeting pools are shrinking
It’s clear that you have a signal problem, causing you to lose ad revenue.

Server-Side GTM isn’t optional anymore
Client-side tagging is no longer a reliable infrastructure. Server-side tagging restores your control with:
This is how you protect your ROAS.

Recover lost conversions with Addingwell
Addingwell removes the technical risk. Here’s what you get:

This is how you protect your ROAS.



Transparent, Scalable Pricing
Server-side infrastructure shouldn’t require a custom enterprise contract. Addingwell pricing is based on the number of requests processed so you scale as your tracking scales.
What happens after migration
Here’s what are clients typically see:
When platforms receive better signals, bidding improves.
When attribution improves, decisions improve.
When data improves, budgets scale.

Transparent infrastructure. Backed by Didomi.
Server-side tagging gives you control over:

Addingwell manages the hosting and monitoring. You keep full control.
And now, as part of Didomi, a global leader in consent and privacy infrastructure, the foundation is stronger than ever.


You already know it’s time
You can read another blog post about server-side GTM. Or you can see what your data looks like when it actually works.
Start free with 100,000 requests, a custom domain, and automated tag health monitoring.
