G2 Vendor Directory

Assembly Neos vs. ArkCase

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

MetricAssembly Neos

by Assembly Software

ArkCase

by ArkCase

Overall rating4.54.6
Review count29712
Ease of use9.19.0
Ease of setup8.89.4
Quality of support9.28.4
Meets requirements9.18.6
NPS68.58108180
Small Business83.6%33.3%
Mid-Market16.4%50.0%
Enterprise0.0%16.7%
Total page views1,24694
Total LLM citations3,716104

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

ArkCase

ArkCase is a leading open-source case management solution that is FedRAMP authorized. ArkCase provides OOTB solutions for legal case management, complaint management, FOIA, public records request, eFiling, eDocketing, and much more. ArkCase provides intelligent services to support evidence-based decisions through integration with AWS AI services, link analysis, and data analytics. https://marketplace.fedramp.gov/products/FR1708752710

Pros

  • Navigation Ease
  • Implementation Ease
  • Customer Support
  • Ease of Use
  • Features
  • Communication