Definely vs Luminance
A side-by-side comparison of Definely and Luminance, two Legal tools, drawn from Ignaite's continuously-verified listings.
Compared from listings verified as of
At a glance
| Attribute | Definely | Luminance |
|---|---|---|
| Category | Legal | Legal |
| Pricing | PAID | PAID |
| License | Proprietary | Proprietary |
| Deployment | Cloud | Cloud |
| Platforms | Web | Web |
| Model support (differs) | — | Multi-model |
| Vendor (differs) | Definely | Luminance |
| Capabilities (differs) |
|
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The honest brief
Definely
Goes deep on the unglamorous drafting work — definitions, cross-references, proofing — inside Word rather than bolting a chat panel onto legal review.
- Native Microsoft Word workflow
- Used by 150+ law firms
- iManage + NetDocuments integrations
- SOC 2 and ISO 27001 certified
- No public pricing — demo first
- Tied to the Word workflow
- Focused on pre-execution drafting
Luminance
Autopilot redlining against your playbook across 14+ languages — built for high-volume inbound review, not drafting.
- Fast autopilot redlining
- Cross-border, multilingual review
- Pattern-detection risk heatmaps
- Purpose-built legal models
- Built for transactional, not litigation
- Weaker at net-new drafting
- Enterprise sales and deployment
- Opaque per-seat pricing
When to pick which
Both cover Contract review and Contract drafting.
Pick Definely if you need Unified search and Editing / grammar.
- Unified search (secondary capability)
- Editing / grammar (secondary capability)
Pick Luminance if you need Contract lifecycle (CLM) and Regulatory compliance.
- Contract lifecycle (CLM) (primary capability)
- Regulatory compliance (secondary capability)