Spellbook vs iManage
Side-by-side comparison of AI visibility scores, market position, and capabilities
#1 legal AI for contract review and drafting. 4,000+ law firms. $50M Series B (Oct 2025), on track for $100M ARR in 2026. Founded 2018, Toronto. Private.
About
Spellbook is the leading AI platform for transactional lawyers, founded in 2018 by Scott Stevenson, Daniel Maria, and Matt Mayers, headquartered in Toronto, Canada. The platform integrates directly into Microsoft Word and uses frontier LLMs including GPT-5 and Claude to help lawyers review, draft, and negotiate contracts. Key products include Spellbook Associate, the first AI agent for multi-document transactional drafting.
Document & Knowledge Management for Legal
iManage is the dominant DMS for legal and professional services, serving 1M+ professionals at most Am Law 100 firms with document management, AI search, email filing, and security controls.
About
iManage is the dominant document and email management platform for law firms and professional services organizations globally, providing a comprehensive knowledge work platform that combines document management, email filing, AI-powered search, and security governance for legal and financial services professionals. Headquartered in Chicago, Illinois, iManage serves more than one million legal and professional services professionals at thousands of law firms, accounting firms, investment banks, and corporate legal departments worldwide, including the majority of the Am Law 100.\n\niManage Work, the company's flagship document management system, provides matter-centric document and email organization, version control, access permissions, and Microsoft Office integration that law firms use to manage the core of their knowledge assets. iManage RAVN applies AI to document search and knowledge extraction, enabling professionals to surface relevant precedents, contract provisions, and institutional knowledge across large document repositories. iManage Security Policy Manager provides granular access controls and ethical wall enforcement critical for law firms handling sensitive client matters.\n\nThe company has evolved from its origins as Interwoven toward a comprehensive knowledge work platform with investments in AI, collaboration tools, and cloud migration paths for its large installed base of on-premises customers. iManage Cloud provides a SaaS deployment option alongside traditional hosted and on-premises models. The company competes with NetDocuments in the cloud segment and continues to invest in AI capabilities including generative AI integrations that bring large language model-powered document analysis and generation capabilities to its knowledge work platform.
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