Closely
Enjoy all-in-one seamless sales automation platform
Postmark
Email for web applications
Updated February 2026
| Closely | Postmark | |
|---|---|---|
| Rating | 4.6★ | 5.0★ |
| Reviews | 25 | 17 |
| Pros | 15 | 9 |
| FactScore™ | 65.7 | 62.8 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Closely — Pros
LinkedIn automation LinkedIn outreach User-friendly interface Continuous updates Customer support Lead generation Message templates B2B contact database Chrome extension Cloud-based Email integration LinkedIn CRM Responsive team Scalable outreachBoth tools — Pros
Affordable pricingOnly in Postmark — Pros
Reliable email delivery Fast performance Human support Transactional email Email templates Excellent documentation Simple API Spam filterOnly in Closely — Cons
Missing features Fake reviews Buggy software Inaccurate lead data Customer support Not in chrome app store Tags and hashtags Total leads captured list inaccessible Unfair cancellation policyBoth tools — Cons
—Only in Postmark — Cons
—Details
| Closely | Postmark | |
|---|---|---|
| Categories | Email marketing, Marketing automation platforms, Lead generation software | Email clients, Email marketing |
| Platforms | Web | Web · iOS |
| Became Popular | June 30, 2022 | July 23, 2014 |
| Website | closelyhq.com | postmarkapp.com |
Who Should Pick Which?
Choose Closely if...
- LinkedIn automation
- LinkedIn outreach
- User-friendly interface
Choose Postmark if...
- Reliable email delivery
- Fast performance
- Human support
With a FactScore™ of 65.7 vs 62.8, Closely leads in community reception. Closely uniquely offers LinkedIn automation and LinkedIn outreach, while Postmark stands out for Reliable email delivery and Fast performance.
What Users Say
Closely
One of the great LinkedIn automation.
At the time I purchased it, the base model came packed with so much more that others were charging for.LinkedIn campaignsSmart throttling to warm-up my profile's outreach capacityOutlook email conn...
I don't know any alternatives, but with Closely I can have automated message campaigns on LinkedIn with or without having to get their email addresses, that is all I know.
Postmark
We use Postmark to send emails and manage newsletters directly from BlogBowl. Big thanks to Postmark for their reliable API and top-notch deliverability, which makes sure your newsletters actually ...
We use Postmark not only for our emails, but also to power Ply's built-in dynamic email capabilities. It's reliable, well documented and most of all - comes with awesome human support.
Once you get familiar with Postmark's layouts and templates, the service is great for quickly creating email templates and sending them out using their simple API. The UI is simple and intuitive.
Related Comparisons
Frequently Asked Questions
Which is better, Closely or Postmark?
Based on FactScore™, Closely leads with a score of 65.7 vs 62.8. Closely has a higher rating of 4.6★ compared to 5.0★.
What are the pros of Closely compared to Postmark?
Closely uniquely offers: LinkedIn automation, LinkedIn outreach, User-friendly interface, Continuous updates, Customer support.
What are the pros of Postmark compared to Closely?
Postmark uniquely offers: Reliable email delivery, Fast performance, Human support, Transactional email, Email templates.
Is Closely better rated than Postmark?
Closely is rated 4.6★ from 25 reviews. Postmark is rated 5.0★ from 17 reviews.
What is the FactScore™ of Closely and Postmark?
FactScore™ weighs rating and review volume together. Closely scores 65.7 and Postmark scores 62.8.
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