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SMTP Debug Tool VS KingSMTP

Compare SMTP Debug Tool VS KingSMTP and see what are their differences

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SMTP Debug Tool logo SMTP Debug Tool

Test and debug your SMTP connection.

KingSMTP logo KingSMTP

KingSMTP is a Transactional SMTP service
  • SMTP Debug Tool Main Page
    Main Page //
    2025-02-03
  • SMTP Debug Tool
    Image date //
    2025-02-03
  • SMTP Debug Tool
    Image date //
    2025-02-03

Take control of your email-sending reliability with the SMTP Debug Tool, a professional-grade yet free solution for diagnosing SMTP connection problems. This tool tests your connection with email services such as Amazon SES, SendGrid, and Sendinblue by sending a sample email and recording the entire server communication log. Use this log to investigate and resolve any issues in your SMTP setup. Designed with user safety as a priority, the tool encrypts all connections, does not retain session data, and offers the option to test without credentials using the “SMTP Blackhole” feature. Rest assured your email testing is as secure as it is effective.

  • KingSMTP Landing page
    Landing page //
    2023-09-22

KingSMTP (formerly known as Kingmailer.co, founded in 2017) is a Transactional SMTP service provider. It’s designed to help businesses reliably send emails such as order confirmations, password resets, or notifications, but it’s not intended for mass email campaigns or marketing.

SMTP Debug Tool

Website
smtpdebug.com
Pricing URL
-
$ Details
Platforms
-
Release Date
2024 January
Startup details
Country
Cyprus
State
Nicosia
Founder(s)
Alexey Kachalov
Employees
20 - 49
Edit details

KingSMTP

Website
kingsmtp.com
Pricing URL
Official KingSMTP Pricing
$ Details
paid Free Trial $5.0 / Monthly
Platforms
Web
Release Date
2017 May
Edit details

SMTP Debug Tool features and specs

  • SMTP Test
    quick SMTP connection check-up
  • SMTP Proxy
    debugging specific SMTP sessions
  • SMTP Blackhole
    the most protected SMTP performance test

KingSMTP features and specs

  • Easy to Set-up and use
    less than 5 min setup
  • Clean UI
    Easy to navigate and use
  • Free Trial
    Explore for free no credit card required
  • Analytics and Reporting
  • Integrations
    Designed to Integrate Seamlessly with Your Favorite Tools
  • Accepts Crypto payments

Analysis of KingSMTP

Overall verdict

  • Overall, KingSMTP is considered a good choice for businesses needing an SMTP service, especially if they are seeking a straightforward solution for sending bulk emails. However, potential users should consider their specific needs, read user reviews, and possibly test the service to ensure it meets their expectations.

Why this product is good

  • KingSMTP is evaluated based on its ability to provide reliable SMTP services for businesses looking for bulk email solutions. Users often appreciate its ease of use, customer support, deliverability rates, and competitive pricing.

Recommended for

    KingSMTP is recommended for small to medium-sized businesses, marketers, and anyone needing an efficient bulk email sending service without complex configurations. It's suitable for those who prioritize ease of use and reliable customer support.

SMTP Debug Tool videos

No SMTP Debug Tool videos yet. You could help us improve this page by suggesting one.

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KingSMTP videos

+ Add

Demo of Kingmailer

More videos:

  • Review - Kingmailer Email Marketing Overview

Category Popularity

0-100% (relative to SMTP Debug Tool and KingSMTP)

SMTP Debug Tool

KingSMTP

Marketing
100 100%
Marketing
0% 0
Email Marketing
14 14%
Email Marketing
86% 86
Email
23 23%
Email
77% 77
SMTP
0 0%
SMTP
100% 100

Questions and Answers

As answered by people managing SMTP Debug Tool and KingSMTP.

What makes your product unique?

SMTP Debug Tool's answer

This tool tests your connection with email services such as Amazon SES, SendGrid, Unione, Sendinblue and others by sending a sample email and recording the entire server communication log.

Why should a person choose your product over its competitors?

SMTP Debug Tool's answer

100% cost free and have a 24/7 customer support

User comments

Share your experience with using SMTP Debug Tool and KingSMTP. For example, how are they different and which one is better?
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What are some alternatives?

When comparing SMTP Debug Tool and KingSMTP, you can also consider the following products

ConvertLoop - Automation for customer prospecting and lead nurturing

Awesome Mails - Awesome Mails creates beautiful image map emails, featuring an easy to use drag-and-drop editor...

EmailEngine App - EmailEngine is an email client but for apps, not people. It connects to the user's email server, translates REST API requests from the app to IMAP and SMTP commands, and sends webhooks for changes like new or deleted emails.

mailspice analytics - Email marketing & newsletter analytics. Track more than just opens & clicks. Beautiful statistics & reports. Easy to setup. Works with all email providers.

Spec. - The best podcasts for designers & developers

Mizmoz - Easy-to-use, state of the art, email service provider dedicated to support growing businesses.

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