Best iotop Alternatives in 2026
Updated
20 tools from process monitoring software ranked against iotop on the same published basis.
- 1iotop vs PM2
- 2iotop vs Process Lasso
- 3iotop vs Glances
- 4iotop vs bottom (btm)
- 5iotop vs Supervisor
- 6iotop vs runit
- 7iotop vs ManageEngine Free Process Manager
- 8iotop vs AppControl
- 10iotop vs NVTOP
- 11iotop vs System Informer
- 12iotop vs Owlette
- 13iotop vs TaskExplorer
- 14iotop vs Ambih Monitor
- 15iotop vs btop
- 16iotop vs htop
- 17iotop vs Monit
- 18iotop vs nmon
- 19iotop vs Remote Process Explorer
- 20iotop vs rproc
- 21iotop vs s6
iotop alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | PM2 | 7.7 | Free plan | $79/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | Process Lasso | 7.4 | Free plan | $2.08/mo | Windows |
| 3 | Glances | 7.2 | Free plan | Free | Android, API, Linux, Mac, self-hosted, Web, Windows |
| 4 | bottom (btm) | 6.9 | Free plan | Free | Linux, Mac, Windows |
| 5 | Supervisor | 6.9 | No | — | API, Linux, Mac, self-hosted, Web |
| 6 | runit | 6.8 | Free plan | Free | Linux, Mac, self-hosted |
| 7 | ManageEngine Free Process Manager | 6.7 | Free plan | Free | Windows |
| 8 | AppControl | 6.6 | Free plan | Free | Windows |
| 10 | NVTOP | 6.6 | Free plan | Free | Linux, self-hosted |
| 11 | System Informer | 6.6 | Free plan | Free | Windows |
| 12 | Owlette | 6.5 | No | $20/mo | API, self-hosted, Web, Windows |
| 13 | TaskExplorer | 6.4 | No | — | Linux, Windows |
| 14 | Ambih Monitor | 5.9 | No | — | Windows |
| 15 | btop | 5.7 | No | — | Linux, Mac |
| 16 | htop | 5.6 | No | — | Linux, Mac |
| 17 | Monit | 5.6 | No | — | Linux, Mac |
| 18 | nmon | 5.6 | No | — | Linux |
| 19 | Remote Process Explorer | 5.6 | No | — | Windows |
| 20 | rproc | 5.6 | No | — | Linux |
| 21 | s6 | 5.6 | No | — | Linux |
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Questions about iotop alternatives
What is the best alternative to iotop?
PM2, number 1 in process monitoring software with a score of 7.7 out of 10. The others here: Process Lasso, Glances, bottom (btm) and 16 more.
What is the best free alternative to iotop?
PM2 is the best-ranked alternative with a free plan. 9 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.