
UptimeRobot
Pingdom
Uptime Kuma
StatusCake
MxToolBox
Site24x7
Better Uptime
FREE Uptime Monitoring + Server Monitoring + Status Page + Blacklist Monitoring!

SendGrid Email API
Mailgun
MailChimp
SMTP2GO
SMTP
Postmark
Amazon SES
Transactional email with delivery receipts: API + SMTP, DKIM, webhooks, open/click tracking.

Which is more popular?
Based on our record, HetrixTools seems to be more popular. It has been mentioned 17 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | hetrixtools.com | sendporter.com |
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| Platforms | — | |
| Company | 2015 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Free Uptime Monitoring Minimize your downtime by being the first to know about it! Start off with 15 Uptime Monitors, checked every 1 minute, from around the world, completely FREE forever. Uptime Monitor features included for free: Accurate downtime detection, checking your website/server from...
No description of SendPorter yet.
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
HetrixTools is recommended for small to medium-sized businesses, system administrators, website owners, and anyone looking to monitor uptime and performance of their web resources without breaking the bank. It's particularly beneficial for those who need IP blacklist monitoring or have multiple servers or websites to manage.
No analysis of SendPorter yet.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using HetrixTools and SendPorter. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Https://hetrixtools.com/ It's free if you don't have too many servers - 15 uptime monitors (the most useful) and 32 blacklist monitors (useful for e-mail, but don't know why you'd need so many compared to uptime). It's fairly easy to... - Source: Hacker News / about 2 years ago
You can use "htop" command to view current CPU, RAM and SWAP usage, also see which process is taking up how much of each resource. And if you want to collect data over time, you can use a monitoring agent like https://hetrixtools.com/ to... Source: over 3 years ago
HetrixTools about the best free service I've used that includes that. Source: over 3 years ago
Tracking SendPorter since Oct 2026.
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With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
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A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
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MailChimp is the best way to design, send, and share email newsletters.
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