Viavi Solutions vs Checkly: Which is Better in 2026?
Choosing between Viavi Solutions and Checkly 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.
Bottom line: Checkly is our overall pick for developer tools workflows. Pick Viavi Solutions if you need testing & QA.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Viavi Solutions
Global leader in network test, monitoring, assurance, and optical technologies.
Best for you if:
- • You need testing & QA features specifically
- • Provides end-to-end network test, monitoring, and assurance solutions.
- • Develops advanced optical technologies for diverse high-volume applications.
Checkly
API and synthetic monitoring for developers
Best for you if:
- • You want to try before committing
- • You need developer tools features specifically
- • Checkly is a synthetic monitoring platform for testing APIs and web applications from global locations
- • It runs automated checks, validates uptime, and alerts teams before users experience issues
| At a Glance |  Viavi Solutions |  Checkly |
|---|---|---|
Starts at | Custom | FreeFree tier available |
Best For | Testing & QA | Developer Tools |
Rating | 4.0/5 | 4.5/5 |
Choose Viavi Solutions or Checkly?
Choose Viavi Solutions if
Global leader in network test, monitoring, assurance, and optical technologies.
- Comprehensive suite of test and measurement solutions for various industries.
- Strong focus on emerging technologies like AI, 400G+, and Open RAN.
- Extensive global presence and customer support in over 127 countries.
- Your work is testing & QA-shaped, not developer tools-shaped
Choose Checkly if
API and synthetic monitoring for developers
- Good synthetic monitoring
- Playwright based
- API monitoring
- You want a free tier before you commit
- Your work is developer tools-shaped, not testing & QA-shaped
| Feature | Viavi Solutions | Checkly |
|---|---|---|
| Pricing Model | Paid | Freemium |
| User Rating | ★4.0/5 201 reviews | ★4.5/5 34 reviews |
| Categories | Testing & QAMonitoring | Developer ToolsTesting & QA |
In-Depth Analysis
Viavi Solutions
Global leader in network test, monitoring, assurance, and optical technologies.
Strengths
- +Comprehensive suite of test and measurement solutions for various industries.
- +Strong focus on emerging technologies like AI, 400G+, and Open RAN.
- +Extensive global presence and customer support in over 127 countries.
- +Offers specialized tools for both lab/manufacturing and field deployment.
- +Patented technologies and significant R&D investment.
Weaknesses
- -No free tier or trial information available.
- -Specific pricing details are not publicly listed.
- -Requires specialized knowledge for optimal utilization of advanced features.
Key features
Checkly
API and synthetic monitoring for developers
Strengths
- +Good synthetic monitoring
- +Playwright based
- +API monitoring
- +Good DX
- +Fair pricing
Weaknesses
- -Per-check pricing
- -Learning curve
- -Limited regions free
- -Some features complex
- -Smaller than Datadog
Key features
Pricing: Viavi Solutions vs Checkly
| Plan | Viavi Solutions | Checkly |
|---|---|---|
| Tier 1 | N/A | Free Free |
| Tier 2 | N/A | $40 month Team |
Pricing verified from each vendor's public pricing page. Compare in detail on Viavi Solutions pricing and Checkly pricing.
Who Should Use What?
On a budget?
Checkly has a free tier. Viavi Solutions is paid only.
Go with: Checkly
Want the highest-rated option?
Viavi Solutions: 4.0/5 (201 reviews). Checkly: 4.5/5 (34 reviews).
Go with: Checkly
Value user reviews?
Viavi Solutions: 201 reviews (4.0/5). Checkly: 34 reviews (4.5/5).
Go with: Viavi Solutions
3 Questions to Help You Decide
What's your budget?
Viavi Solutions is paid. Checkly is freemium. Checkly lets you start free.
What's your use case?
Viavi Solutions is a testing & QA tool. Checkly is in developer tools. Pick the category that matches your needs.
How important are ratings?
Checkly is rated higher: 4.5/5 vs 4.0/5.
Key Takeaways
Checkly
- Higher user rating: 4.5/5 vs 4.0/5
- Free tier available
- Our pick for this comparison
Viavi Solutions
- Larger review base (201 reviews)
- Better fit for testing & QA
The Bottom Line
Checkly is our pick.
Frequently Asked Questions
Is Viavi Solutions or Checkly better?
Checkly is rated in our evaluation. Viavi Solutions is paid and Checkly is freemium.
What are Viavi Solutions and Checkly used for?
Viavi Solutions: Global leader in network test, monitoring, assurance, and optical technologies.. Checkly: API and synthetic monitoring for developers.
What does Viavi Solutions cost vs Checkly?
Viavi Solutions is a paid tool. Checkly is freemium (free tier + paid plans). Visit their websites for detailed pricing.