Spellbook vs Luminance
Spellbook: AI contract drafting and review assistant that works right inside Microsoft Word. Luminance: Legal AI for contract negotiation, review and management, with a Word add-in. Here is how they compare on features, pricing, platforms, pros and cons.
Quick verdict
Spellbook
Best for: Transactional lawyers who draft and review contracts in Word.
Stands out for: Fits into existing Word workflow; Quick to set up.
Luminance
Best for: Legal teams handling high volumes of contracts.
Stands out for: Legal-specific AI; Works inside Microsoft Word.
Side-by-side comparison
| Visit spellbook.legal (opens in a new tab) | Visit luminance.com (opens in a new tab) | |
|---|---|---|
| What it is | AI contract drafting and review assistant that works right inside Microsoft Word. | Legal AI for contract negotiation, review and management, with a Word add-in. |
| Pricing | Free trial | Paid |
| Free to use | No | No |
| Category | AI Legal | AI Legal |
| Editor rank | #4 in category | #7 in category |
| Made by | Spellbook | Luminance |
| Best for | Transactional lawyers who draft and review contracts in Word. | Legal teams handling high volumes of contracts. |
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Spellbook vs Luminance: questions
Is Spellbook better than Luminance?
Neither wins for everyone. Our editors rank Spellbook slightly higher overall in AI Legal, but Luminance can be the better fit: Legal teams handling high volumes of contracts.
Which is free, Spellbook or Luminance?
Neither has an ongoing free plan: Spellbook is free trial and Luminance is paid.
Can I use Spellbook and Luminance together?
Yes. Many people keep both and pick per task, for example spot risky terms in a supplier contract with Spellbook, and flag non-standard clauses with Luminance.