G2 Vendor Directory

Assembly Neos vs. Onit Enterprise Legal Management

A side-by-side comparison based on G2 review data.

MetricAssembly Neos

by Assembly Software

Onit Enterprise Legal Management

by Onit, Inc.

Overall rating4.54.5
Review count29782
Ease of use9.19.2
Ease of setup8.88.8
Quality of support9.29.2
Meets requirements9.18.8
NPS68.58108167.901235
Small Business83.6%24.4%
Mid-Market16.4%24.4%
Enterprise0.0%51.2%
Total page views1,246443
Total LLM citations3,7162,783

Assembly Neos

Assembly Software is changing how plaintiff firms run their practice, combining embedded intelligence, workflow automation, and 40+ years of expertise to help firms handle more cases and drive better results for their clients. Its flagship platform, Neos, has been consistently recognized as a G2 Leader in Legal Case Management, and its built-in AI, NeosAI, won the 2025 LegalTech Breakthrough Award for LegalTech Generative AI Solution of the Year. Built on the legacy of pioneering personal injury case management brands Needles and Trialworks, Assembly is trusted by thousands of firms every day.

Pros

  • Ease of Use
  • Organization
  • Case Management
  • Features
  • Time Saving
  • Efficiency

Onit Enterprise Legal Management

Onit's Unity Enterprise Legal Management (ELM) is an AI-native platform that centralizes matter management, e-billing, legal spend, vendor collaboration and analytics to help corporate legal teams streamline operations, reduce costs, and make smarter decisions. Designed to scale with organizations of any size, it delivers enterprise-grade governance, automation, and AI-driven insights in a single solution.

Pros