# Sirion alternatives

3 of the 24 Sirion customers on usedby also use another tool on this list. The tools most often used by the same companies are Harvey (1 shared, 235 customers in all), Legora (1 shared, 116 customers in all) and Ivo (1 shared, 25 customers in all). Customer counts include every proof level, job-post signals included. Shared customers are counted on confirmed or observed lines on both tools. Latest check 2026-10-08: 653 of 688 public lines checked.

Tool page: https://www.usedby.ai/tools/sirion.md

## Alternatives

Tools of the same or a competing category ([Legal AI](https://www.usedby.ai/tools/category/legal-compliance-ai.md)), from another vendor, with at least one company named on both tools. Most shared customers first.

| Rank | Tool | Named customers shared with Sirion | Public customers | Most common industry | Compare |
|---|---|---|---|---|---|
| 1 | [Harvey](https://www.usedby.ai/tools/harvey.md) | 1 | 235 | Legal & Compliance (139) | https://www.usedby.ai/compare/harvey-vs-sirion.md |
| 2 | [Legora](https://www.usedby.ai/tools/legora.md) | 1 | 116 | Legal & Compliance (45) | https://www.usedby.ai/compare/legora-vs-sirion.md |
| 3 | [Ivo](https://www.usedby.ai/tools/ivo.md) | 1 | 25 | — | https://www.usedby.ai/compare/ivo-vs-sirion.md |
| 4 | [Eudia](https://www.usedby.ai/tools/eudia.md) | 1 | 16 | — | — |

## Other tools of this category

Same category, with public customers, but no company named with Sirion yet.

- [Ironclad](https://www.usedby.ai/tools/ironclad.md): 58 customers
- [LegalOn](https://www.usedby.ai/tools/legalon.md): 40 customers
- [SpotDraft](https://www.usedby.ai/tools/spotdraft.md): 35 customers
- [Luminance](https://www.usedby.ai/tools/luminance.md): 29 customers
- [Spellbook](https://www.usedby.ai/tools/spellbook.md): 27 customers
- [Supio](https://www.usedby.ai/tools/supio.md): 24 customers
- [EvenUp](https://www.usedby.ai/tools/evenup.md): 21 customers
- [Filevine](https://www.usedby.ai/tools/filevine.md): 15 customers
- [Eve](https://www.usedby.ai/tools/eve.md): 14 customers
- [DeepJudge](https://www.usedby.ai/tools/deepjudge.md): 9 customers

Switches between tools are not published: naming a switch would name a departure, and usedby hides lines a vendor stops showing.

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Source: https://www.usedby.ai/alternatives/sirion · How we check: https://www.usedby.ai/methodology