Istio Ratings (September 2025)
This page breaks down Istio ratings from all verified review sources to give you a clear, unbiased view of what real users think in September 2025.
We’ve aggregated the latest scores from all major platforms like Trustpilot, G2, Capterra and many more to help you understand Istio’s overall reputation. This data-driven overview will show you exactly how Istio is rated - including how it compares to competitors.
Istio's Overall Rating Summary
- Average Rating:4.4/5
- Total Reviews:49 reviews
- Sources:G2, Trustradius
- Last updated:September 1, 2025
Istio Ratings by Source
| Platform | Rating | Reviews | Last Update |
|---|---|---|---|
 G2 | 4.2/5 | 17+ reviews | 01.09.25 |
 Trustradius | 4.5/5 | 32+ reviews | 07.07.25 |
What is Istio?
Istio extends Kubernetes to establish a programmable, application-aware network, providing standard, universal traffic management, telemetry, and security to complex deployments. Key features include service-to-service security with mTLS authentication, deep visibility for performance optimization, and consistent networking management without additional developer overhead. Istio can be installed and managed manually, via one-click install from Kubernetes or cloud providers, or through a fully managed service mesh from leading providers.
🤔 Istio vs Competitors: How Do Ratings Compare?
Check out Istio AlternativesFrequently Asked Questions
How trustworthy is Istio?
According to Trustradius and G2 review sites Istio holds ratings of 4.5/5 and 4.2/5 respectively from 49 reviews, indicating that users consistently find value and reliability in the platform as of September 2025.
How many stars is Istio rated?
Istio has an average star rating of 4.4 out of 5 stars based on average of 49 reviews as of September 2025.
Where does the rating data come from?
The ratings are pulled from Istio public reviews pages on platforms: G2, Trustradius. We update these ratings monthly to ensure they reflect the most current customer feedback.
How overall average rating for Istio is calculated?
The overall average rating is calculated by taking the weighted average of all ratings, using the total reviews count from each platform as the weight.