AWS vs cert-manager: Which Should You Choose in 2026?
Choosing between AWS and cert-manager 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.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
AWS
The cloud infrastructure that powers half the internet
Best for you if:
- • You want the higher-rated option (9.0/10 vs 8.8/10)
- • You need infrastructure as code features specifically
- • The largest cloud platform
- • 200+ services for any workload
cert-manager
Kubernetes add-on for certificates
Best for you if:
- • You need something completely free
- • You need automation features specifically
- • cert-manager is a Kubernetes add-on that automates TLS certificate management
- • It issues and renews certificates from Let's Encrypt and other issuers automatically
| At a Glance |  AWS | |
|---|---|---|
Price | Paid | Free |
Best For | Infrastructure as Code | Automation |
Rating | 90/100 | 88/100 |
| Feature | AWS | cert-manager |
|---|---|---|
| Pricing Model | Paid | Free |
| Editorial Score | 90 | 88 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Infrastructure as CodeContainer Orchestration | AutomationCI/CD |
Understanding the Differences
Both AWS and cert-manager solve similar problems, but they approach them differently.AWS positions itself as "the cloud infrastructure that powers half the internet" while cert-managerfocuses on "kubernetes add-on for certificates". These differences matter depending on what you're trying to accomplish.
When to Choose AWS
AWS makes sense if you're looking for a comprehensive paid solution. With a score of 90/100, it's our top pick in this comparison.
When to Choose cert-manager
cert-manager is worth considering if you need a free tool.
Who Should Use What?
Bootstrapped or small team?
cert-manager won't cost you anything to start, which is exactly what early-stage teams need.
We'd pick: cert-manager
Growing fast?
Your team doubled last quarter and you need tools that won't break when you add 50 more people. AWS handles scale better in our testing.
We'd pick: AWS
Enterprise with complex needs?
You need SSO, compliance certifications, and a support team that picks up the phone. AWS is built for organizations like yours.
We'd pick: AWS
Still not sure? Answer these 3 questions
How much can you spend?
Zero budget? cert-manager won't cost you anything.
Do you care what other users think?
Both have similar review counts. Read a few before you commit.
Expert opinion or crowd wisdom?
Our team rated AWS higher (90/100). But the community has upvoted cert-manager more (0 votes). Pick your source of truth.
Key Takeaways
What AWS Does Better
- Higher overall score (90/100)
- Our recommendation for most use cases
Consider cert-manager If
- You need a completely free solution
- Its specific features better match your workflow
- You prefer its interface or design approach
The Bottom Line
If we had to pick one, we'd go with AWS (90/100). But the honest answer is that "better" depends on your situation. AWS scores higher in our analysis, but cert-manager might be the right choice if its specific strengths align with what you need most. Take advantage of free trials to test both before committing.
Frequently Asked Questions
Is AWS or cert-manager better?
Based on our analysis, AWS scores higher with 90/100. AWS ispaid while cert-manager is free. The best choice depends on your specific needs and budget. We recommend testing both with free trials if available.
Can I switch from AWS to cert-manager easily?
Migration difficulty varies. Check if both tools support data export/import in compatible formats. Some tools offer migration assistance or have integration partners who can help with the transition.
Do AWS and cert-manager offer free trials?
Most software in this category offers free trials or free tiers. AWS is paid with potential trial.cert-manager is completely free. Visit their websites for current trial offers.