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Head-to-head · Legal Billing Software

CosmoLex vs Bill4Time

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score CosmoLex #3 in Legal Billing Software 9.0/10 10-day trial Free trial✓ 2 of 5 features Visit CosmoLex
Bill4Time #4 in Legal Billing Software 8.8/10 Free plan · 14-day trial Free planFree trial✓ 0 of 5 features Visit Bill4Time

CosmoLex leads on 0 checks, Bill4Time on 2, and 2 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreCosmoLex · 9.0/10
  • Lowest starting priceBill4Time · $39/user/mo
  • Free planonly Bill4Time
  • Free trialboth
  • Most featuresCosmoLex · 2 of 5

CosmoLex scores higher on our rubric for legal billing software: 9.0 against 8.8 out of 10; our editors rank them #3 and #4.

Bill4Time offers free plan; CosmoLex doesn't. Bill4Time is cheaper to start at $39/user/mo against $49/user/mo.

CosmoLex is the better fit for growing law firms seeking one connected system. Bill4Time is the better fit for small firms needing affordable time and billing.

  • CosmoLex fits best

    Growing law firms seeking one connected system

  • Bill4Time fits best

    Small firms needing affordable time and billing

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 CosmoLex 9.0/10 Visit ↗ Bill4Time 8.8/10 Visit ↗
At a glance
Editor score 9.0 8.8
Ranking #3 in Legal Billing Software #4 in Legal Billing Software
Best for Growing law firms seeking one connected system Small firms needing affordable time and billing
Pricing model Paid Free plan + paid
Starting price $49/user/mo $39/user/mo (best)
Free plan — ✓ (best)
Free trial 10 days 14 days
Free trial length 10 days · no card needed 14 days · no card needed
Deployment Cloud, Mobile Cloud, Desktop, Mobile
Platforms Web, iOS, Android Web, Windows, macOS, iOS, Android
Support Email, Live chat, Phone, Docs Email, Live chat, Phone, Tickets, Community, Docs
Compliance SOC 2, 2FA GDPR, 2FA
Integrations 4,000+ integrations 5 integrations
Built for Solo, Small business, Mid-market Solo, Small business, Mid-market, Enterprise
Features CosmoLex 2/5 · Bill4Time 0/5
Trust accounting ✓ (best) Not checked yet
Legal time tracking Not checked yet Not checked yet
Expense tracking Not checked yet Not checked yet
Client payments Not checked yet Not checked yet
Client portal ✓ (best) Not checked yet
Specs
Billing models Not checked yet Not checked yet
Our review
Pros
  • Combines matter management, billing, payments, and trust accounting
  • Client portal supports documents, messages, invoices, and payments
  • Available on web, iOS, and Android with major integrations
  • Tracks billable and non-billable time, expenses, matters, and tasks
  • Offline time and expense entries synchronize when back online
  • Legal Pro adds trust accounting, conflict checking, and LEDES export
Cons
  • No perpetual free plan; the trial lasts 10 days
  • The broad feature set may exceed the needs of narrow billing teams
  • Annual billing is shown for all three listed plans
  • Legal capabilities start with the Legal Pro plan
  • The free account is limited to 1 user, 3 clients, and 5 projects
  • Support is not available 24/7
Our verdict

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, task workflows, time and…

Read the review →

Bill4Time combines time tracking, matter and client management, expense capture, invoicing, and reporting for law firms and other professional-service businesses. Small firms can use it to connect billable and non-billable entries with…

Read the review →
  1. CosmoLexLegal Billing Software 9.010-day trial
  2. Bill4TimeLegal Billing Software 8.8Free plan · 14-day trial

Strengths and trade-offs

  • CosmoLex — where it wins

    • Combines matter management, billing, payments, and trust accounting
    • Client portal supports documents, messages, invoices, and payments
    • Available on web, iOS, and Android with major integrations

    Where it doesn't

    • No perpetual free plan; the trial lasts 10 days
    • The broad feature set may exceed the needs of narrow billing teams
    • Annual billing is shown for all three listed plans
  • Bill4Time — where it wins

    • Tracks billable and non-billable time, expenses, matters, and tasks
    • Offline time and expense entries synchronize when back online
    • Legal Pro adds trust accounting, conflict checking, and LEDES export

    Where it doesn't

    • Legal capabilities start with the Legal Pro plan
    • The free account is limited to 1 user, 3 clients, and 5 projects
    • Support is not available 24/7
  • CosmoLex9.0/10 · 10-day trial

    A broad legal operations suite for firms that want billing, accounting, and matters together.

    Visit CosmoLexFull verdict →
  • Bill4Time8.8/10 · Free plan · 14-day trial

    Time and billing with offline entry, client payments, and legal-focused paid tiers.

    Visit Bill4TimeFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update