K9s vs Thanos
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both K9s and Thanos are credible development it tools, and the right pick comes down to your priorities.
Choose K9s if you want a higher overall rating (4.7/5). Terminal UI to manage Kubernetes clusters.
Thanos — Highly available Prometheus with long-term storage
K9s vs Thanos: side by side
| Dimension | K9s | Thanos |
|---|---|---|
| Starting price | Free | Free |
| Free plan | Yes | Yes |
| Pricing model | Open source | Open source |
| Best for | Developers, Sre Teams | Sre, Devops |
| Platforms | Linux, Mac, Windows | Self Hosted, Api |
| Rating | 4.7/5Winner | 4.4/5 |
K9s key facts
- Vendor
- Fernand Galiana
- Pricing
- Open source — Free
- Free tier
- Yes
- Platforms
- Linux, Mac, Windows
- Best for
- Developers, Sre Teams
- Editor rating
- 4.7 / 5
- Founded
- 2019
- Headquarters
- Open Source
Thanos key facts
- Vendor
- CNCF
- Pricing
- Open source — Free
- Free tier
- Yes
- Platforms
- Self Hosted, Api
- Best for
- Sre, Devops
- Editor rating
- 4.4 / 5
- Founded
- 2018
- Headquarters
- Remote
Frequently asked questions
Is K9s better than Thanos?
Neither is universally better — K9s edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is K9s or Thanos cheaper?
K9s is the more affordable of the two to get started, at free. K9s starts at free; Thanos starts at free.
Can K9s replace Thanos?
Yes for most teams — both are development it tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.