What are the main inbox monitoring tools?

Several tools help monitor inbox placement and sender health:

Seedlist testing tools: GlockApps, Everest (Validity), Inbox Monster, Mail-Tester. These send to test accounts and report where messages land.

Provider tools: Gmail Postmaster Tools shows reputation and spam rates for Gmail. Microsoft SNDS provides similar data for Outlook.

ESP dashboards: Most ESPs provide delivery metrics, bounce rates, and some placement indicators.

Panel-based services: Some services track placement using real user panels.

Comprehensive monitoring combines multiple tools for complete visibility.

Use multiple navigational instruments to chart your position accurately.