6 Best AI Contract Review Software Tools

Manual contract review slows down deal cycles, introduces human error, and keeps high-value attorneys buried in low-value paperwork. For organizations scaling fast, this traditional approach simply doesn't work. You'll need AI contract review software that analyzes deals in minutes, automatically flags risks, and suggests precise redlines. 

What Is AI Contract Review Software?

AI contract review software is a technology that uses artificial intelligence (AI) and machine learning (ML) to automatically analyze legal documents, extract key terms, and identify potential risks or deviations from company standards to accelerate the negotiation process.

Modern contract AI analysis combines natural language processing (NLP) with trained models that understand legal vocabulary and context. These tools process hundreds of agreements, compare clauses against playbooks, and identify potential compliance issues.

With contract volumes increasing and review cycles tightening, legal teams are relying even more on AI to maintain accuracy without adding headcount. No wonder the AI software market in the legal industry is expected to reach $4 billion by 2030, growing at a 10.7% CAGR, per Mordor Intelligence.

Comparing 6 AI Contract Review Tools

We’ve evaluated the best AI contract review tools, comparing features, strengths, and use cases. Whether you want to streamline agreement management or improve legal workflows, you can see which platforms deliver the most value. 

1. Conga CLM

Conga CLM is a contract intelligence platform that goes beyond simple contract management. Unlike standalone tools that create data silos, Conga embeds advanced AI across the entire agreement lifecycle—enabling document creation, risk detection, automated compliance, and post-signature revenue tracking in a single, unified workflow. 

Built for: enterprise legal, sales, and procurement teams managing large volumes of complex agreements, especially those requiring strict regulatory compliance (such as DORA or HIPAA) and contract automation for third-party negotiations.

Conga CLM features and integrations:

• AI contract summaries and Conga Copilot for instant insights into complex agreements
• Automated clause extraction and risk scoring against custom playbooks
• AI-suggested redlines aligned with negotiation standards and legal playbooks
• Compliance and obligation tracking across the post-signature lifecycle
• Native integrations with Salesforce, Conga CPQ, Conga Billing, Conga Composer, Microsoft, and major ERPs

Pros:

• 200 hours of attorney time saved per year through reduced manual contract review
• 55% improvement in compliance through automated clause detection and risk scoring
• End-to-end AI-driven contract review embedded within a full CLM software
• Unified platform that connects contracts to the entire commerce chain, from configure-price-quote to billing
• Responsible AI framework with transparency, privacy controls, and human oversight, with data never used to train public models

2. LegalOn

LegalOn is an AI contracting software that uses lawyer-created playbooks to identify risks and suggest redlines in contracts. 

Built for: legal teams seeking detailed, attorney-curated guidance and wanting to review and redline contracts directly within Microsoft Word or a web browser.

LegalOn features and integrations:

• Lawyer-trained AI for contract review 
• Pre-built review standards
• Enterprise-grade security and no AI training on customer contracts

Pros:

• Playbook support with prebuilt legal guidance
• Low setup effort

Cons:

• Limited contract management beyond review and redlining
• Less suited for organizations needing end-to-end CLM or commerce chain integration

3. Luminance

Luminance’s Legal-Grade™ is an AI contract analysis platform that uses a Panel of Judges architecture, combining AI models to assess agreement language through probabilistic consensus.

Built for: law firms and multinational corporations handling complex, cross-border due diligence and large-scale document reviews. 

Luminance features and integrations:

• AI models for detecting contract risk and anomalies
• Contract drafting, negotiation, analysis, and compliance
• Connections with business systems, such as Slack, HubSpot, and Microsoft Office

Pros:

• Anomaly detection and compliance mapping across datasets
• Coverage for due diligence and investigative use cases

 Cons:

• Longer setup and onboarding for enterprise deployments
• Data limitations and occasional slowdowns 

4. Evisort (a Workday company)

Evisort is an AI-native contract intelligence and lifecycle management platform that focuses on extracting, structuring, and analyzing contract data. 

Built for: contracting professionals in legal, finance, and procurement who need to manage the entire lifecycle or extract deep insights and analytics from existing agreement repositories.

Evisort features and integrations:

• AI contract review with risk identification and regulatory compliance alignment
• Conversational Ask AI feature for contract questions and insights
• Connectivity with Workday CLM and analytics

Pros:

• AI models built for contract language support review and extraction
• Search and visibility across contract repositories

Cons:

• eSignature coordination gets complicated when teams handle multiple contracts simultaneously
• Tracking limitations increase workload and raise the risk of missed contractual obligations

5. Kira (by Litera)

Kira is an AI-powered contract review software that combines predictive and generative AI to identify and extract clauses and data points from contracts automatically.

Built for: law firms, accounting firms, and corporate legal departments managing high-volume M&A due diligence, real estate lease reviews, and complex contract audits.

Kira features and integrations:

• AI-based detection and extraction of legal data points across contract areas
• Lito, an AI legal agent, supports review, drafting, and contract risk management within tools such as Outlook
• Compatibility with Litera’s legal tech ecosystem

Pros:

• Clause extraction for contract and diligence reviews
• Multi-format and multilingual support for contract analysis 

Cons:

• Minimal flexibility for customizing or modifying extracted data
• Limited integration with external document management systems

6. Spellbook

Spellbook is an AI contract drafting and review assistant that works within Microsoft Word to help legal redline contracts, identify risks, and suggest language revisions. 

Built for: commercial lawyers, in-house legal teams, and law firms seeking a lightweight, AI tool that integrates into Microsoft Word without a full CLM.

Spellbook features and integrations:

• AI contract review with redline suggestions and risk identification in Microsoft Word
• Playbooks for saving and reusing specific review instructions and preferences
• Benchmark contracts against industry standards

Pros:

• Contract review with bulk approval options
• No data retention agreements for data privacy

Cons:

• Limited to drafting and review rather than complete contract lifecycle management
• No centralized contract repository or post-signature management

Why You Need AI Contract Analysis Software

Manual reviews can't keep pace with high deal volumes, tight deal cycles, and increasing regulatory pressure. But with AI contract analysis, you get:

• Faster, more accurate reviews: AI automates initial analysis, reviewing legal documents in minutes instead of hours. BCG highlights that contract reviews, previously two days, now take only 20 minutes with GenAI.
• Automated risk identification and scoring: AI tools for contract review quickly scan agreements for compliance, flag risky clauses, and assign risk scores, helping your team prioritize the most critical negotiations.
• AI-suggested redlines and mitigation guidance: AI offers accurate, context-aware edits that adhere to contract standards, providing mitigation guidance and fallback language, speeding up negotiations, and enhancing your negotiating position.
• Enhanced revenue growth and cost savings: AI accelerates deal cycles, increasing revenue and reducing costs. Thomson Reuters reports that, thanks to AI adoption, legal professionals save 240 hours each year, valued at $19,000 per person, resulting in a $32 billion industry impact.
• Proactive deadline and obligation management: automated tracking highlights critical dates and renewal clauses before they become problems, enabling legal teams to manage commitments proactively rather than reacting after deadlines pass.

What to Consider When Choosing AI Tools for Contract Review?

When selecting an AI tool for contract review, choose a solution that protects your data, integrates with your workflows, and delivers value immediately, without lengthy training periods. 

Use this checklist to evaluate vendors and ensure they meet your enterprise contracting needs.

Leverage AI-Driven Contract Review, Redlines, and Risk Analysis With Conga CLM

Conga CLM provides AI contract review within a comprehensive unified commerce platform. Our solution integrates intelligence at every stage, closing the gaps left by standalone review tools.

Use Conga Copilot to ask natural language questions about your contract portfolio and get instant answers with document citations. Extract terms, assess risks, and suggest redlines with custom playbooks.

Contact sales to accelerate your contract review with Conga CLM.