Diligen

AI-Powered Contract Review Software

By Martha Kendall - Marketing expert

Last Updated: Sep 22, 2025

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HubSpot CRM

AI-powered CRM with automation and integration capabilities, ideal for scaling real estate teams.
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Diligen is a leading contract review platform that leverages artificial intelligence to identify key clauses, risks, and obligations within legal documents. Designed for law firms and in-house legal teams, Diligen accelerates contract analysis, increases accuracy, and reduces manual effort.

Our Verdict Is HubSpot CRM Worth It?

The HubSpot CRM is a free version of the company’s premium Marketing, Sales, and Service Hubs. The best
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Diligen At a Glance

8.76

Editorial Score

Excellent Tool for Legal Document Review
9
Diligen significantly cuts down the time spent reviewing contracts. It's especially good at flagging non-standard clauses and providing detailed summaries.
Great for Compliance
8.5
This tool offers robust features for contract compliance tracking, which is helpful for legal teams handling high volumes of documents.
Intuitive UI and Smart Features
8.8
The interface is user-friendly, and the AI-powered suggestions improve with use, making it smarter over time.
A Little Pricey but Worth It
8.2
It’s on the expensive side for smaller firms, but the efficiency gains can justify the cost for midsize and large enterprises.
Scalable for Enterprise Legal Teams
9.3
Diligen is scalable and integrates well with existing tools used by enterprise legal operations.

Diligen Pros & Cons

HubSpot Pros & Cons

Pros

  • Automated clause extraction improves efficiency
  • User-friendly interface for easy navigation
  • Smart AI learns from manual edits
  • Integrates with existing document management systems
  • Customizable review templates

Cons

  • Higher pricing tier for small firms
  • Limited offline functionality
  • Requires onboarding to unlock full value
  • Some learning curve with AI configuration
  • Occasional misclassification of nuanced legal terms

Key Points

Key Points of Diligen

AI-powered contract review and analysis

Real-time clause identification and risk flagging

Highly customizable extraction templates

Supports collaboration among legal teams

Scales with enterprise-level needs

Pricing Plans

No pricing plans available.

Overview

Diligen is a specialized legaltech solution that streamlines contract analysis and review using advanced machine learning algorithms.

Designed with input from legal professionals, Diligen’s AI engine is capable of detecting more than 1,200 types of clauses out of the box. Users can train the system to recognize custom clauses unique to their organization, resulting in amplified accuracy and tailored reporting.

The software supports version comparisons and redlining, and integrates with platforms such as iManage, SharePoint, and NetDocuments. Law firms, financial institutions, and enterprises with legal-heavy operations benefit significantly from the workflow acceleration that Diligen provides.

It’s particularly effective when used in large-scale contract due diligence, compliance audits, and M&A scenarios. While setup and integration may require initial effort, the long-term benefits include faster turnaround times, reduced review fatigue, and stronger risk management protocols.

Frequently Asked Questions

Frequently Asked Questions

What is Diligen used for?
Diligen automates and enhances the review of legal contracts, helping legal teams quickly and accurately identify key clauses, risks, and obligations.
Can Diligen be customized for specific legal clauses?
Yes, Diligen allows users to create custom clause classifiers tailored to their individual organizational needs, making the tool adaptable to various legal frameworks.
Does Diligen integrate with document management systems?
Absolutely. Diligen integrates with many popular document management platforms, including iManage, SharePoint, and NetDocuments.
Is Diligen suitable for small law firms?
While Diligen offers powerful features, it may be better suited to midsize to large firms due to pricing and scale. Smaller firms might find the cost a limiting factor.
Is training required to use Diligen effectively?
Yes, while the interface is intuitive, some initial training and onboarding are recommended to fully use its AI capabilities and customizable features.

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