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Head-to-head · Legal Accounting Software

LexNebulis vs CosmoLex

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score LexNebulis #1 in Legal Accounting Software 9.4/10 Free plan Free plan✓ 5 of 5 features Visit LexNebulis
CosmoLex #2 in Legal Accounting Software 9.1/10 10-day trial Free trial✓ 1 of 5 features Visit CosmoLex

LexNebulis leads on 1 check, CosmoLex on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreLexNebulis · 9.4/10
  • Free planonly LexNebulis
  • Free trialonly CosmoLex
  • Most featuresLexNebulis · 5 of 5

LexNebulis scores higher on our rubric for legal accounting software: 9.4 against 9.1 out of 10; our editors rank them #1 and #2.

LexNebulis offers free plan; CosmoLex doesn't.

LexNebulis is the better fit for small firms wanting free, self-hosted legal accounting. CosmoLex is the better fit for growing firms needing an all-in-one platform.

  • LexNebulis fits best

    Small firms wanting free, self-hosted legal accounting

  • CosmoLex fits best

    Growing firms needing an all-in-one platform

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature LexNebulis 9.4/10 Visit ↗ CosmoLex 9.1/10 Visit ↗
At a glance
Editor score 9.4 9.1
Ranking #1 in Legal Accounting Software #2 in Legal Accounting Software
Best for Small firms wanting free, self-hosted legal accounting Growing firms needing an all-in-one platform
Pricing model Free Paid
Starting price Free plan $49/user/mo
Free plan ✓ (best) —
Free trial — 10 days
Deployment Self-hosted Cloud, Mobile
Platforms Web, Linux Web, iOS, Android
Support Docs, Community Email, Live chat, Phone, Docs
Compliance SSO/SAML, 2FA SOC 2, 2FA
Integrations 11 integrations 4,000+ integrations
Built for Small business Solo, Small business, Mid-market
Features LexNebulis 5/5 · CosmoLex 1/5
Trust accounting ✓ ✓
Matter-level billing ✓ (best) Not checked yet
Client ledgers ✓ (best) Not checked yet
Three-way reconciliation ✓ (best) Not checked yet
Compliance reporting ✓ (best) Not checked yet
Specs
Platform Web Not checked yet
Our review
Pros
  • Trust and IOLTA accounting with client sub-ledgers
  • Three-way trust-account reconciliation and audit trails
  • Integrations for payments, accounting, storage, and identity
  • Combines business and trust accounting with matter management
  • Includes client intake, portals, billing, payments, and document workflows
  • Supports web, iOS, Android, and eight listed integrations
Cons
  • Self-hosting requires firm-managed infrastructure
  • Docker Compose setup adds technical responsibility
  • Firms wanting vendor-managed service should consider alternatives
  • No perpetual free plan
  • Published plan prices use annual billing
  • May be more than firms seeking accounting without practice management
Our verdict

LexNebulis is a free, open-source legal practice management platform for small law firms. It combines client and contact management, matter and case management, document organization, calendar and deadline tracking, time and expense…

Read the review →

CosmoLex is cloud-based legal practice management software for solo attorneys and small to mid-sized law firms. It brings matter-centric case management, client intake, document and email management, calendaring, tasks, time and expense…

Read the review →
  1. LexNebulisLegal Accounting Software 9.4Free plan
  2. CosmoLexLegal Accounting Software 9.110-day trial

Strengths and trade-offs

  • LexNebulis — where it wins

    • Trust and IOLTA accounting with client sub-ledgers
    • Three-way trust-account reconciliation and audit trails
    • Integrations for payments, accounting, storage, and identity

    Where it doesn't

    • Self-hosting requires firm-managed infrastructure
    • Docker Compose setup adds technical responsibility
    • Firms wanting vendor-managed service should consider alternatives

  • CosmoLex — where it wins

    • Combines business and trust accounting with matter management
    • Includes client intake, portals, billing, payments, and document workflows
    • Supports web, iOS, Android, and eight listed integrations

    Where it doesn't

    • No perpetual free plan
    • Published plan prices use annual billing
    • May be more than firms seeking accounting without practice management

More comparisons

All legal accounting software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update