# IT Service Management: the tools companies use

134 companies on usedby use at least one of the 5 tools in this category with a public customer. incident.io leads with 48 companies. Counts are of companies on usedby, not of the whole market. Latest check 2026-10-08: 134 of 140 public lines checked.

> Enterprise IT service management and incident resolution

Family: [Operations & Workflow](https://www.usedby.ai/tools/category/operations-workflow.md)

## Ranking

Public customers count every public line, job-post signals included; ties share a rank.

| Rank | Tool | Public customers | Confirmed | Observed | Signals |
|---|---|---|---|---|---|
| 1 | [incident.io](https://www.usedby.ai/tools/incident-io.md) | 48 | 36 | 12 | 0 |
| 2 | [ServiceNow](https://www.usedby.ai/tools/servicenow.md) | 33 | 16 | 13 | 4 |
| 3 | [Serval](https://www.usedby.ai/tools/serval.md) | 26 | 7 | 19 | 0 |
| 4 | [BigPanda](https://www.usedby.ai/tools/bigpanda.md) | 19 | 9 | 10 | 0 |
| 5 | [Atomicwork](https://www.usedby.ai/tools/atomicwork.md) | 14 | 6 | 8 | 0 |

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Source: https://www.usedby.ai/tools/category/it-service-management · How we check: https://www.usedby.ai/methodology