Best System Informer Alternatives in 2026
Updated
20 tools from process monitoring software ranked against System Informer on the same published basis.
- 1System Informer vs PM2
- 2System Informer vs Process Lasso
- 3System Informer vs Glances
- 4System Informer vs bottom (btm)
- 5System Informer vs Supervisor
- 6System Informer vs runit
- 7System Informer vs AppControl
- 8System Informer vs iotop
- 10System Informer vs Owlette
- 11System Informer vs TaskExplorer
- 12System Informer vs Ambih Monitor
- 13System Informer vs NVTOP
- 14System Informer vs btop
- 15System Informer vs htop
- 16System Informer vs ManageEngine Free Process Manager
- 17System Informer vs Monit
- 18System Informer vs nmon
- 19System Informer vs Remote Process Explorer
- 20System Informer vs rproc
- 21System Informer vs s6
System Informer 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 | AppControl | 6.6 | Free plan | Free | Windows |
| 8 | iotop | 6.6 | Free plan | Free | Linux |
| 10 | Owlette | 6.5 | No | $20/mo | API, self-hosted, Web, Windows |
| 11 | TaskExplorer | 6.4 | No | — | Linux, Windows |
| 12 | Ambih Monitor | 5.9 | No | — | Windows |
| 13 | NVTOP | 5.8 | No | — | Linux |
| 14 | btop | 5.7 | No | — | Linux, Mac |
| 15 | htop | 5.6 | No | — | Linux, Mac |
| 16 | ManageEngine Free Process Manager | 5.6 | No | — | Windows |
| 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 System Informer alternatives
What is the best alternative to System Informer?
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 System Informer?
PM2 is the best-ranked alternative with a free plan. 7 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.