Company lists · Data refreshed September 2026
Top 25 Legal calendar software companies based in the United States
RevenueBase identified 60 legal calendar software companies headquartered in the United States as of September 2026 and tracks 646 professional contacts across them, including 358 with verified work emails and 315 with mobile numbers. New York is the largest hub.
This list covers legal calendar software companies headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, how directly it supports the match, and when it was last checked. Data refreshed September 4, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest legal calendar software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 137 | ||||
“Litigation is complicated.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 89 | ||||
“Lexicon is a legal services and technology provider with deep expertise in the legal industry.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 53 | ||||
“PracticePanther is a leading legal practice management platform.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 36 | ||||
“Tabs3 Software provides a reliable, easy-to-use, seamlessly integrated suite of software products for law firms and legal professionals, ranging from billing to practice…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 27 | ||||
“BEC Legal Systems’ solutions are specifically designed for law firms and corporate legal departments who rely on Microsoft Office.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 24 | ||||
Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 22 | ||||
“LeanLaw is a cloud-based legal timekeeping and billing software designed by lawyers for lawyers.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 20 | ||||
“PerfectLaw® has led the legal industry for 40 years in innovative technology, streamlined installations, and responsive, quality support.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 19 | ||||
“LawToolBox is a cloud-based centralized deadline management system used by attorneys and paralegals that calculates court rule-based deadlines based on the state and federal court…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | 18 | ||||
“Vimcal is the world's fastest calendar, beautifully designed for people who have too many meetings.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 16 | ||||
“Voted by Forbes as Best for Firms of All Sizes, Rocket Matter’s legal practice management software is the best way for growing law firms to manage and expand their practice.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | 15 | ||||
“CourtAlert is the market leader for providing court data to large law firms and legal organizations in New York and across the country.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | MycaseStrong evidence | 13 | |||
“Our mission is to enable law firms to succeed by providing powerful legal practice management software that helps firms run efficiently from anywhere, provide an exceptional…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | 12 | ||||
“Clarra empowers law firms to do more good by improving the efficiency and visibility of practice and case management.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 12 | ||||
“Bill4Time is a cloud-based time tracking and billing software designed for law firms.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | 11 | ||||
“Easysoft Legal Software is the most trusted, affordable, and auto-calculating solution for attorneys and legal professionals in real estate and family law practices.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | 11 | ||||
“As a legal professional, have you ever felt that every email is a treasure hunt?” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | LIT SoftwarePartial evidence | 7 | |||
“Since 2010, LIT SOFTWARE has been changing law practice for the better with efficient and reliable apps that harness the best in mobile technology.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | 6 | ||||
“LawBase is a case and matter management system designed to increase the productivity of your office - it has been refined and perfected for over 36 years to create the most…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | 5 | ||||
“DocketCalendar is a rules-based calendaring solution trusted by law firms all across the United States.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | 4 | ||||
“Outlaw Practice Is Business Software For Lawyers Specifically solos and small firms.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 | ||||
“ET Labs is a software development company in Austin, Texas devoted to simplicity and productivity.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3 | ||||
“Inlet tracks billable hours for small and mid-sized law firms.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 | ||||
“Easy-to-use, inexpensive, reliable legal billing software for solos and small firms.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 25 | Lextrack Directories SoftwareStrong evidence | 2 | |||
“LexTrack is comprehensive legal directories management software that helps law firms manage their directories and awards processes all in one place.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 60 legal calendar software companies based in the United States
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Legal calendar software companies based in the United States at a glance
As of Sep 4, 2026Companies by employee count
Verified emails by last verification
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among legal calendar software companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “legal calendar software companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among legal calendar software companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and an evidence rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 358 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 4, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
How many legal calendar software companies are there based in the United States?
RevenueBase identified 60 legal calendar software companies headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Infotrack US, headquartered in New York, tops this list with the largest team on record.
Which city has the most legal calendar software companies?
New York leads with 6 headquartered companies, followed by Chicago (3) and Miami (3).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 358 verified decision-maker contacts tracked across these 60 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 4, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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