Updated May 13, 2026 · Independent Analysis
Only in Zesty
- ✦ Automated Reserved Instance Management
- ✦ EBS Volume Auto-Scaling
- ✦ RDS Optimization
1k+ users · est. 2019
Only in Kubecost
- ✦ Kubernetes Cost Allocation
- ✦ Namespace/Pod Cost Breakdown
- ✦ Multi-Cluster Support
✓ Free planFrom $499/mo5k+ users · est. 2019
Pricing Intelligence

Kubecost Plans
Free tier available
- • Single cluster
- • 15-day retention
- • Core features
BusinessBest Value
$499/mo- • Multi-cluster
- • 1-year retention
- • SSO & RBAC
- • Unlimited clusters
- • Custom support
- • Air-gap deployment
Full Kubecost Pricing Breakdown →Feature Matrix
6 differences found across 10 standardized features
Pros & Cons Face-Off
Evaluative strengths and weaknesses — not feature lists
Pros
- +Performance-based pricing — zero risk, pay from savings
- +Automated RI and Savings Plans management eliminates waste
- +EBS auto-scaling reduces storage costs 70%+
- +Fully automated with zero manual intervention
Cons
- −AWS-only — no Azure or GCP support
- −Not a visibility or reporting tool
Pros
- +Open-source core trusted in thousands of clusters
- +Deep Kubernetes cost allocation (pod/namespace/label level)
- +Native Prometheus and Grafana integration
- +Free single-cluster tier is genuinely useful
Cons
- −Visibility-only — no automated optimization like CAST AI
- −Multi-cluster requires paid tier
At a Glance
Starting PriceContactvs$499/mo
Feature Count16 featuresvs16 features
Frequently Asked Questions