
Qualys
Tenable.io
Nessus
BreachLock
Digital Defense
Qualys Cloud Platform
Intruder
Find security issues, verify vulnerability mitigations & manage security assessments with Metasploit. Get the world's best penetration testing software now. DownloadPen testing software to act like an attacker.

Thunderbird
Mailbird
eM Client
Microsoft Outlook
Apple Mail
ProtonMail
Mailspring
The Power Email App for busy professionals, like you.

Which is more popular?
Based on our record, Rapid7 seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | rapid7.com | postbox-inc.com |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Postbox is recommended for power users, professionals, and businesses that require advanced email organization features, customizability, and integration with other productivity tools.
Walkthroughs and reviews on video.
Metasploit For Beginners - #1 - The Basics - Modules, Exploits & Payloads
More videos
App Pick of the Week: Postbox
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Rapid7 and Postbox. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


Metasploit is a penetration testing tool from the house of Rapid7, which can also perform web app security testing. It can detect all known vulnerabilities that are prominently cited in the OWASP Top-10 List. It also...
Metasploit is a penetration testing tool that increases penetration tester’s productivity, prioritizes and demonstrates risk through closed-loop vulnerability validation, and measures security awareness through...
Postbox is a tool that helps you to add dynamic data fields to responses and templates. It allows you to reuse HTML snippet within message replies. This Outlook mail client alternative app provides more than 25 design...
Outlook, an email client with a similar Microsoft interface and similar features to Thunderbird, should be considered by anyone using Microsoft Office. Many power users like PostBox for Windows and Mac, MailMate for...
Next up, on our list of the best Thunderbird alternatives, we have PostBox. It is accessible for Windows and Mac. It offers some advanced features as you can point out particular folders as favorites for quick action.
Recommendations tracked on public social media and blogs since March 2021.


- Security rule allowing anything on the inside to anywhere on the outside, but I reference a custom url category I created with rapid7.com and *.rapid7.com in that category. Since I can't reference a wildcard domain in the destination... Source: almost 4 years ago
Tracking Postbox since Mar 2021.
When comparing Rapid7 and Postbox, you can also consider the following products.

Qualys helps your business automate the full spectrum of auditing, compliance and protection of your IT systems and web applications.
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Thunderbird is a free email application that's easy to set up and customize - and it's loaded with great features!
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Tenable.io Cyber Exposure platform helps to protect any asset on any computing platform and eliminate blind spots.
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Mailbird is the best email client for Windows 7, 8 and 10
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Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.
Compare Nessus to Rapid7 or Postbox:

eM Client is a fully-featured email client for Windows and macOS with a clean and easy-to-use interface. eM Client also offers features for calendars, tasks, contacts, notes, and chat.
Compare eM Client to Rapid7 or Postbox: