10 best email deliverability tools in 2025
List of email deliverability tools
Email marketing continues to be a crucial aspect of any business’s modern marketing strategy. And having the right email deliverability tools in place is vital.
Why? Because these applications ensure your emails reach their intended recipients and avoid the dreaded spam folder.
In this article, we’ll explore the top 10 email deliverability tools to help you achieve optimal email deliverability rates and enhance your email marketing strategy.
But before diving into the list, let’s first understand what email deliverability tools are and why they are essential.
What are email deliverability tools?
Email deliverability tools are software applications or services designed to monitor, analyze, and optimize the deliverability of your email campaigns.
These tools provide valuable insights into factors that can affect your deliverability rate. These factors include sender reputation, email content, authentication, and engagement metrics.
Utilizing these tools can identify and address issues hindering your emails from reaching the inbox. As a result, it ensures higher deliverability rates and better engagement with your audience.
Why use email deliverability tools?
Email deliverability tools are crucial for businesses. Especially if they rely on email marketing to reach their customers.
Here are a few key reasons why you should consider incorporating these tools into your strategies:
- Improved inbox placement – Email deliverability tools help you identify and rectify factors that send emails to the spam folder.
- Enhanced email performance – These tools provide valuable insights into your email engagement metrics, such as open, click-through, and conversion rates. These metrics optimize your email campaigns and improve their performance.
- Protect your sender reputation – Maintaining a good sender reputation is crucial. Email deliverability software monitors your reputation by tracking spam complaints, bounces, and trap hits.
- Identify and resolve deliverability issues – These apps offer detailed diagnostics and reports that help you identify and resolve deliverability issues. They can pinpoint problems like authentication failures, content triggering spam filters, or blacklisting.
Top 10 email deliverability tools
Let’s explore the best applications to enhance your email deliverability rates significantly.
In no particular order, the top 10 email deliverability tools are:
1. MailTester
MailTester is an email verification and deliverability tool that aims to help you ace your email campaigns.
It features single and bulk email verification solutions, inbox placement, and blacklist monitoring. This tool guarantees to help you increase your ROI, catch bounced emails, and be in an ISP’s good books.
Pricing: Operates on a pay-as-you-go or subscription basis. 5k credits cost $19, while monthly plans start at $39.
2. Everest
Everest is an email delivery platform by Validity that provides insights and guidance that improve your deliverability and engagement. It offers a competitive intelligence feature, which lets you analyze competitors’ sending patterns.
Pricing: Monthly plans start from $20 for about 5k monthly emails.
3. Sender Score
Sender Score lets you assess your email program to see if there are any areas for improvement. Its specialty is monitoring your sender reputation.
Sender Scor provides a score between 0-100, letting you determine what changes you can make.
Here is the platform’s scoring method:
- 0-70: Poor. Your sender reputation needs repairing.
- 70-80: Fair. You need to keep optimizing for better results.
- 80+: Good. You have a healthy sender reputation.
Sender Score also offers contact quality checks, block list and bounce lookups, and an email revenue calculator.
Pricing: Free.
4. NeverBounce
NeverBounce is an email verification and cleaning service. It offers bulk email list cleaning, automated list cleaning, and real-time email verification.
NeverBounce will remove invalid emails from an uploaded list with 99.9% accuracy. It integrates with other platforms, such as QuickMail and Salesforce.
Pricing: Has a pay-as-you-go pricing model. The lowest cost is $0.008/email for up to 10,000 emails. A free trial is available.
5. MxToolbox
MxToolbox is useful for those who want to check email deliverability for a particular domain. Its main goal is to help you improve your domain reputation.
It provides data such as:
- Who is sending emails from your domain
- Your sender IP’s reputation
- How your SPF, DKIM, and DMARC are performing
MxToolbox also covers email health, blacklisted domains, and analyzes headers.
Pricing: A free version is available. Its Delivery Center package starts at $129/month.
6. Selzy
Pricing: Starts from $7/month billed yearly for 1000 contacts, the fully functional forever free plan with basic features is available.
7. Folderly
Folderly is an all-in-one platform that covers all aspects of email deliverability. It helps reach your audience’s inbox, fine-tune email infrastructure, and analyze email content.
Plus, it maintains mailbox health, aids your email campaign, and drives revenue from your email channel.
Pricing: Folderly offers monthly or annual plans for cold outbound campaigns. It starts at $200 for an individual month or $160/month for a year’s subscription. The platform also offers email marketing services — reach out through its website for a quote.
8. SendPost
SendPost provides tools and support to reliably deliver, measure, and optimize emails. It features an email API and SMTP relay that validates emails, measures statistics, and manages domains and IP addresses.
SendPost will send updates about IP reputation and blacklisting details. This helps address deliverability issues immediately.
Pricing: A free demo is available for its Starter and Growth plans. Plans range from $7 to $997 per month.
9. GlockApps
GlockApps is a one-stop shop for your email deliverability needs. It can test your deliverability rates and identify risk content. The platform offers Inbox Insight, DMARC analytics, email consulting, and uptime monitoring.
With its email deliverability test, you can check your spam score to know if your messages are in the right inbox.
Pricing: The Personal plan and the spam checker are free. Its Basic plan costs $59/month.
10. Mailtrap
Mailtrap is an email delivery platform that tests, sends, and controls your email infrastructure’s performance.
Its Email Testing solution inspects and debugs content before sending them to recipients, while its Email Sending service takes care of your deliverability by verifying domains.
Pricing: Free versions are available for both features. Businesses can avail of its Email Testing feature for $64.99/month and Email Sending for $85/month
Tips on choosing email deliverability tools
Consider the following when choosing email deliverability tools for your business:
- Assess your needs – Evaluate your specific requirements and goals related to email deliverability. Identify the key challenges and prioritize the features that will address them effectively.
- Evaluate features – Compare the features and functionalities of different email deliverability tools. Look for tools that offer comprehensive monitoring, reporting, and optimization capabilities.
- User-friendly interface – Choose tools with an intuitive and user-friendly interface. The ease of use will ensure quick adoption and seamless integration into your email marketing workflow.
- Integration capabilities – Consider the compatibility and integration capabilities of the tools. They should integrate with your existing ESP or marketing automation platform.
- Customer support – Look for tools that offer reliable customer support and assistance.
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