Tessian vs Datadog: Which Should You Choose in 2026?
Choosing between Tessian and Datadog comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated February 22, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Tessian
Advanced AI for email security to defend against phishing and prevent data loss.
Best for you if:
- • You need security monitoring features specifically
- • Defends against advanced phishing threats using AI.
- • Prevents accidental and intentional data loss via email.
Datadog
Cloud monitoring platform
Best for you if:
- • You want the higher-rated option (9.0/10 vs 0.0/10)
- • You want to try before committing
- • You need monitoring features specifically
- • Cloud monitoring and security platform
- • Unified observability across infrastructure
| At a Glance |  Datadog | |
|---|---|---|
Price | Paid | Free + Paid |
Best For | Security Monitoring | Monitoring |
Rating | —/100 | 90/100 |
| Feature | Tessian | Datadog |
|---|---|---|
| Pricing Model | Paid | Freemium |
| Editorial Score | — | 90 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Security MonitoringPrivacy Management | MonitoringLog Management |
How Tessian and Datadog Compare
Tessian
Advanced AI for email security to defend against phishing and prevent data loss.
Paid
Datadog
Cloud monitoring platform
Free tier available · 90/100 score
Tessian is a security monitoring tool. Datadog is in monitoring.
Who Should Use What?
On a budget?
Datadog has a free tier. Tessian is paid only.
Go with: Datadog
Want the highest-rated option?
Datadog scores 90/100. Tessian is unrated.
Go with: Datadog
Value user reviews?
Neither has user reviews yet.
Go with: Datadog
3 Questions to Help You Decide
What's your budget?
Tessian is paid. Datadog is freemium. Datadog lets you start free.
What's your use case?
Tessian is a security monitoring tool. Datadog is in monitoring. Pick the category that matches your needs.
How important are ratings?
Not all tools have been rated yet.
Key Takeaways
Datadog
- Higher score: 90/100 vs unrated
- Free tier available
- Our pick for this comparison
Tessian
- Better fit for security monitoring
The Bottom Line
Datadog (90/100) is our pick.
Frequently Asked Questions
Is Tessian or Datadog better?
Datadog scores 90/100 in our evaluation. Tessian is paid and Datadog is freemium.
What are Tessian and Datadog used for?
Tessian: Advanced AI for email security to defend against phishing and prevent data loss.. Datadog: Cloud monitoring platform.
What does Tessian cost vs Datadog?
Tessian is a paid tool. Datadog is freemium (free tier + paid plans). Visit their websites for detailed pricing.