Spellbook vs Relativity AI

Legal AI comparison · Updated Mar 2026

🏆
Quick Verdict
Spellbook wins overall
Spellbook edges ahead with overall stronger positioning. Choose Relativity AI if you need Market-leading eDiscovery platform.
Share Twitter LinkedIn
✍️ Writing Spellbook
💻 Coding Relativity AI
👥 Teams Spellbook
💰 Budget Relativity AI
🏢 Enterprise Relativity AI
Choose Spellbook if…
Works inside Microsoft Word; Practical negotiation playbooks
Visit Spellbook →
Choose Relativity AI if…
Market-leading eDiscovery platform; Comprehensive AI feature set
Visit Relativity AI →

At a Glance

Spellbook 🏆 Relativity AI
Category Legal AI Legal AI
Pricing paid paid
Starting Price From $99/mo Paid
Best For legal, contracts, microsoft-word legal, ediscovery, litigation
Features Listed 6 6

Feature Comparison

Spellbook 🏆 Relativity AI
In-Word contract drafting Predictive coding (Technology-Assisted Review)
Risky clause identification Privilege log automation
Negotiation playbooks AI document classification
Plain-English clause explanations Matter analytics dashboard
Contract language suggestions Native cloud hosting
Counterparty position analysis Integration ecosystem

Pricing Comparison

Spellbook
paid
$99/mo
Plans from $99/month per user.
Relativity AI
paid
Best Value
Paid
Data and seat-based pricing. Contact sales.

Strengths & Weaknesses

Spellbook 🏆
Pros
  • +Works inside Microsoft Word
  • +Practical negotiation playbooks
  • +Accessible pricing for small firms
  • +Fast contract generation
Cons
  • Word-only integration
  • Best for commercial contracts
  • Quality varies by contract complexity
Relativity AI
Pros
  • +Market-leading eDiscovery platform
  • +Comprehensive AI feature set
  • +Handles the largest matters
  • +Extensive integration ecosystem
Cons
  • Complex and expensive
  • Steep learning curve
  • Best for large-scale litigation teams

Winner by Buyer Type

Buyer Type Best Pick Reason
Solo Developer Relativity AI Dev-friendly features + low cost
Marketing Team Spellbook Content creation & collaboration
Enterprise Relativity AI Scalability & admin controls
Budget-Conscious Relativity AI Best value at lowest price
Content Creators Spellbook Output quality & creative tools
Technical Teams Relativity AI API access & developer features

Final Recommendation

🏆 Overall Winner
Spellbook
Spellbook comes out ahead in this comparison. At From $99/mo, it offers works inside microsoft word. If Relativity AI fits your workflow better based on the use-case breakdown above, go with that — but for most users, Spellbook is the safer default choice.

Related Comparisons

Alternatives & Reviews