Company lists · Data refreshed September 2026

Top 25 Appointment scheduling software developers worldwide

RevenueBase identified 2,075 company matches for appointment scheduling software developers worldwide as of September 2026 and tracks 11,669 professional contacts across them, including 2,827 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for appointment scheduling software developers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 27, 2026. Country and city lists for appointment scheduling software developers follow the table.

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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 27, 2026 How this list was built
2,075Companies
11,669Contacts tracked
2,827Verified emails
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The 25 largest appointment scheduling software developers worldwide

Ranked by team size
Top 25 of 2,075 company matches for appointment scheduling software developers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAtlanta, GA, United StatesHQ recorded Sep 27, 2026501-1,000507 contacts →

Exact match

“At Calendly, our vision is to take the work out of connecting with others so you can accomplish more.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchLos Angeles, CA, United StatesHQ recorded Sep 27, 2026201-500486 contacts →

Exact match

“Boulevard is the business management platform trusted by the fastest-growing salons, spas, and med spas.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchDublin 1, IrelandHQ recorded Sep 27, 2026201-500452 contacts →

Exact match

“Empowering Salons, Spas, and Clinics Worldwide At Phorest, we provide innovative software designed to drive growth, streamline operations, and elevate client experiences.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchPleasanton, CA, United StatesHQ recorded Sep 27, 2026201-500450 contacts →

Exact match

“At Vagaro, we're passionate about empowering businesses in the beauty, fitness, and wellness industries to thrive.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchBarcelona, SpainHQ recorded Sep 27, 2026501-1,000368 contacts →

Exact match

“Doctoralia is the leading technology platform for software and artificial intelligence solutions for healthcare professionals, clinics, hospitals, and patients.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 27, 202651-200340 contacts →

Exact match

“GlossGenius is one of the quickest growing solutions powering small business owners across the US in the beauty & wellness space with elegant, vibrant, and intuitive software.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-200214 contacts →

Exact match

“Pabau is an all-in-one practice management software for clinics and medical spas.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchLas Condes, ChileHQ recorded Sep 27, 202651-200176 contacts →

Exact match

“AgendaPro es la plataforma líder en Latinoamérica para el agendamiento, gestión, pagos y crecimiento de negocios de belleza, bienestar y salud.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchDunedin, New ZealandHQ recorded Sep 27, 202651-200134 contacts →

Exact match

“We’re here to grow the value of the beauty industry, with you and for you.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchMunich, GermanyHQ recorded Sep 27, 2026201-500120 contacts →

Exact match

“Regiondo: The Leading Booking Software for Tours, Activities and Destinations Founded in 2011, Regiondo has carved out a niche as the leading booking solution for leisure service…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchNicosia, CyprusHQ recorded Sep 27, 2026201-50094 contacts →

Exact match

“YCLIENTS is an online booking software and all-in-one automation platform for service-based businesses: Book appointments online, set and manage employee schedules easily, reduce…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchVictoria, BC, CanadaHQ recorded Sep 27, 202651-20089 contacts →

Exact match

“Checkfront helps schedule-based businesses better manage their operations, centralize administration, and sell and market their services online.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchLos Angeles, CA, United StatesHQ recorded Sep 27, 202611-5088 contacts →

Exact match

“MyTime is a fully integrated appointment scheduling, point-of-sale and customer engagement platform for multi-location chains and franchises.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchAustin, TX, United StatesHQ recorded Sep 27, 202651-20085 contacts →

Exact match

“BookedBy is business management software for salons, spas, and other appointment-based service businesses that helps create exceptional client experiences, streamline operations…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchBerlin, GermanyHQ recorded Sep 27, 202651-20067 contacts →

Exact match

“Wir sagen Ihnen, wer wir sind, wie wir denken und worin unsere Stärken liegen.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchMunich, GermanyHQ recorded Sep 27, 202651-20064 contacts →

Exact match

“At TIMIFY, we empower businesses with cutting-edge appointment booking and resource scheduling solutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchAtlanta, GA, United StatesHQ recorded Sep 27, 202651-20060 contacts →

Exact match

“Put Your Service Business On Autopilot.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchAtlanta, GA, United StatesHQ recorded Sep 27, 202651-20057 contacts →

Exact match

“SUMO is a customer engagement platform that includes online Appointment, Event, and Field Sales scheduling, built fully native on Salesforce.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Sep 27, 2026201-50050 contacts →

Exact match

“Booker by is transforming the way local services are managed by businesses and discovered by consumers.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchSantiago, ChileHQ recorded Sep 27, 202651-20048 contacts →

Exact match

“Somos el software médico líder en LATAM para profesionales de la salud, clínicas estéticas y centros médicos que buscan digitalizar y optimizar su gestión.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchSantiago, ChileHQ recorded Sep 27, 2026n/a47 contacts →

Exact match

“En Cero ayudamos a que Hospitales y Clínicas atiendan a más pacientes y pierdan menos horas.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchHeikendorf, GermanyHQ recorded Sep 27, 202651-20046 contacts →

Exact match

“FLS GmbH has been developing and distributing real-time software for appointment scheduling and route planning, workforce management, and mobile solutions since 1992.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchNorth Vancouver, BC, CanadaHQ recorded Sep 27, 202651-20046 contacts →

Exact match

“It all started in 2013 in Canada with a simple idea: help businesses who truly love what they do focus on their passion, without getting bogged down by complicated scheduling or…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchSan Francisco, CA, United StatesHQ recorded Sep 27, 202611-5046 contacts →

Exact match

“Cal.com is a modern, fully customizable scheduling platform built for teams that care about both power and design.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchLimassol, CyprusHQ recorded Sep 27, 202651-20046 contacts →

Exact match

“SimplyBook.me is an online booking and scheduling platform for service businesses and organizations.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 2,075 appointment scheduling software developers worldwide

See the full list, filter by size, metro and specialty, and access 2,827 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Appointment scheduling software developers worldwide at a glance

As of Sep 27, 2026
24.2%Verified-email coverage
5.6Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
1,527
11-50
439
51-200
68
201-500
18
501-1,000
7
1,001-5,000
1
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

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.
Coverage
Every country. Country and city lists for appointment scheduling software developers are linked below.
What qualifies
Company records worldwide whose business descriptions match “appointment scheduling software developers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 2,827 professional contacts with verified work emails across the full matched dataset. 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 27, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Appointment scheduling software developers by location

9 lists · largest first

Every Appointment scheduling software developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “appointment scheduling software developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many appointment scheduling software developers are there worldwide?

RevenueBase identified 2,075 company matches for appointment scheduling software developers worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Calendly tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most appointment scheduling software developers?

The United States leads with 295 companies, followed by the United Kingdom (100) and France (99). Every appointment scheduling software developers list by country and city is linked on this page.

Which city has the most appointment scheduling software developers?

London leads with 32 company records, followed by Paris (27) and San Francisco (19).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,827 professional contacts with verified work emails tracked across these 2,075 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 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.