EXTPOSE
Opper Mail Tracking Checker icon

Opper Mail Tracking Checker

Extension Actions

How to install Open in Chrome Web Store
CRX ID
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Description from extension meta

Opper Mail Tracking Checker is a developer tool to verify your implementation of the Opper Mail tracking.

Image from store
Opper Mail Tracking Checker
Description from store

This extension allows you to verify whether your installation of the Opper Mail script is compliant.