As every email marketer knows, inbox placement is crucial to the success of any email marketing program. Emails that will not get read because they end up in the spam filter or worse, aren’t delivered at all, are not worth sending.

Below I provide an overview of some of the best inbox monitoring platforms. If you need help picking one that’s right for you, feel free to reach out.

Please note that some of these platforms can be quite expensive. If a large percentage of your revenue depends on email, however, I would recommend looking into these.

Return Path

Return Path’s integrated email marketing platform may be on the pricy side, however, you gain access to indispensable information that helps you maintain a healthy deliverability score, laying the foundation for email marketing success.

Free tools you can test:

Sender Score Testing

Geo Email Monitor

Blacklist Lookup

Sample Size Calculator

Unsubscribe Calculator

The pricing for ReturnPath’s inbox monitoring tools vary. Prices are on the higher side. Depending on your business, this investment might be well worth it.

MailMonitor

Mail Monitor offers a suite of tools that can assist in identifying deliverability issues. These insights are crucial to improve your email marketing campaigns’ health.

Starts at $79/month with limited functionalities and only US IP address tracking. The “performance” plan for $149/month gives you more flexibility.

250ok

250ok offers a large suite of tools that help you measure your inbox placement, monitor your email reputation, and measure your email marketing campaigns’ performance.

Free tools you can test:

Blacklist Checker

IP Range to CIDR

CIDR to IP Range

DMARC Wizard

The pricing for 250ok’s inbox monitoring tools vary. Prices are on the higher side. Depending on your business, this investment might be well worth it.

eDataSource

Another tool with great functionality, such as Inbox Tracker, Design Tracker, and Competitive Tracker. Together, these tools allow you to identify deliverability issues, troubleshoot design issues, and monitor your competitor’s email strategy. Compared to other inbox monitoring tools, this one might have some short comings, however, let your email marketing needs guide your decision.

The pricing for eDataSource’s inbox monitoring tools vary. Prices are on the higher side. Depending on your business, this investment might be well worth it.

GlockApps

You can test this tool out for free to get a quick overview of your deliverability. As all tools, there is no such thing as 100% accuracy, however, it is a great tool to get you started. For the monthly plan, you will get access to spam tests, Gmail tab tracking, and the app’s reputation monitor.

Pricing starts at $39/month, so it is at the lower end of inbox monitoring tools. With the lower price tag come various limitations, however, it is a great tool to get you started.

SendForensics

You can test this tool out for free. If you like the insights you’re getting, you can sign up for a monthly plan, which starts at $49. Send Forensics provides great insights that help you monitor your deliverability, sender reputation, and more. It is a fantastic tool to get started.

Prices start at $49/month.

Email On Acid

Prices start at $55/month for a month-to-month plan, however it offers limited insights. Best performance insights can be gained with the plan Email on Acid offers at $85/month for a month-to-month plan.

GreenArrow

GreenArrow’s solution may be on the pricy side, however, it is a great tool to up your deliverability game. For example, it’s Dynamic Delivery Feature automatically adjusts your delivery settings based on how the ISPs are responding to you.

Prices start at $250/month.