Company lists · Data refreshed November 2026

Top 25 Online language schools worldwide

Name: Online language schools worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 13,043 companies tracked

RevenueBase identified 13,043 company matches for online language schools worldwide as of November 2026 and tracks 234,902 professional contacts across them, including 11,142 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for online language schools 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 November 6, 2026. Country and city lists for online language schools 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 Nov 6, 2026 How this list was built

13,043Companies

234,902Contacts tracked

11,142Verified emails

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The 25 largest online language schools worldwide

Ranked by team size

Top 25 of 13,043 company matches for online language schools worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Preply	Exact match	Brookline, MA, United StatesHQ recorded Nov 6, 2026	n/a	13,909 contacts →
	Exact match “We power people’s progress.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Vipkid	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	10001+	8,011 contacts →
	Exact match “VIPKid is a global education technology company that connects children with the world’s best teachers for real-time online English immersion learning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	51talk Philippines	Exact match	PhilippinesHQ recorded Nov 6, 2026	n/a	6,914 contacts →
	Exact match “51Talk Online Education Group (NYSE: COE) is a global online education platform with core expertise in online English education.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Wizard By Pearson	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	5,001-10,000	5,795 contacts →
	Exact match “In 1987, the largest language school franchise in the world was born in Campinas (SP).From a single school, began the construction of a great system that has already crossed the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Varsity Tutors, A Nerdy Company	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	n/a	5,312 contacts →
	Exact match “Varsity Tutors, a Nerdy (NYSE: NRDY) company, is a leading platform for live online learning, with a mission to transform the way people learn through technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Wall Street English	Exact match	Barcelona, SpainHQ recorded Nov 6, 2026	1,001-5,000	4,553 contacts →
	Exact match “We are Wall Street English, the premier provider of English language instruction for individuals and corporate clients around the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Whitehat JR	Exact match	Mumbai, IndiaHQ recorded Nov 6, 2026	5,001-10,000	3,628 contacts →
	Exact match “Live online classes for joyful learning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Italki	Exact match	Madrid, SpainHQ recorded Nov 6, 2026	n/a	3,547 contacts →
	Exact match “What We Do italki is the global language learning marketplace that brings students and teachers together for 1-on-1 and Group-class online language lessons.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Kids&us Language School	Exact match	Manresa, SpainHQ recorded Nov 6, 2026	1,001-5,000	3,193 contacts →
	Exact match “Desde 2003, Kids & Us ha revolucionado la manera en que los niños y niñas aprenden inglés, apostando por el proceso de aprendizaje natural y empoderando al alumnado para que…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Cultura Inglesa	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	501-1,000	2,870 contacts →
	Exact match “A Cultura Inglesa é uma empresa inovadora e que sonha em projetar o Brasil no cenário global através da educação, formando cada vez mais cidadãos confiantes e fluentes no inglês.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Acadsoc LTD	Exact match	Muntinlupa, PhilippinesHQ recorded Nov 6, 2026	1,001-5,000	2,603 contacts →
	Exact match “Academic Society Online, or Acadsoc, is an international one-stop shop for ESL learning and education consultancy online.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Berlitz Corporation	Exact match	Princeton, NJ, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,602 contacts →
	Exact match “Berlitz Corporation is a world-leading language and cultural training provider with over 140 years of experience.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Cambly INC	Exact match	San Francisco, CA, United StatesHQ recorded Nov 6, 2026	n/a	2,506 contacts →
	Exact match “The Cambly app gives English learners instant 1-on-1 access to friendly native speakers over video chat 24/7.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Skyeng	Exact match	Aglandjia, CyprusHQ recorded Nov 6, 2026	1,001-5,000	2,482 contacts →
	Exact match “Skyeng is the leading EdTech company in Eastern Europe, where we believe new technology can and should be a force for transformation in education as well as contribute to a…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	51talk	Exact match	SingaporeHQ recorded Nov 6, 2026	1,001-5,000	2,102 contacts →
	Exact match “Founded in 2011, headquartered in Singapore, 51Talk is a world leading EdTech company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	ENGOO	Exact match	Seoul, South KoreaHQ recorded Nov 6, 2026	10001+	1,748 contacts →
	Exact match “With engaging 1-on-1 language lessons and materials based on our students' needs and interests, Engoo brings people together and helps them understand one another through the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Smart Language Academy	Exact match	Bogotá, ColombiaHQ recorded Nov 6, 2026	1,001-5,000	1,642 contacts →
	Exact match “We are the only ally in Latin America of Cambridge University Press and we comply with the highest quality standards such as quality standards: ISSO 9001 - NTC - 5580 to provide…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Novakid INC	Exact match	London, United KingdomHQ recorded Nov 6, 2026	201-500	1,332 contacts →
	Exact match “Novakid is a leading online English learning platform for young learners, and one of the fastest-growing EdTech companies globally.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Influx English School	Exact match	Curitiba, BrazilHQ recorded Nov 6, 2026	n/a	1,205 contacts →
	Exact match “A inFlux English School é uma rede de escolas de idiomas que trabalha desde 2004 unindo inovação e compromisso com o aprendizado.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Amazingtalker	Exact match	新北市, TaiwanHQ recorded Nov 6, 2026	n/a	1,153 contacts →
	Exact match “AmazingTalker's mission is to democratizes the way of tutoring and empowers anyone to teach and learn any knowledge online.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Tutorabc	Exact match	City, TaiwanHQ recorded Nov 6, 2026	201-500	1,132 contacts →
	Exact match “TutorABC is the world’s number one online platform for learning English and Chinese.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Babbel	Exact match	Berlin, GermanyHQ recorded Nov 6, 2026	501-1,000	1,004 contacts →
	Exact match “Driven by the purpose of creating mutual understanding through language, Babbel has been building digital language learning products for consumers and businesses since 2007.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Academia Europea	Exact match	Miami, United StatesHQ recorded Nov 6, 2026	501-1,000	929 contacts →
	Exact match “Sé parte de nuestra gran familia políglota.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	tutlo.com	Exact match	Warsaw, PolandHQ recorded Nov 6, 2026	n/a	897 contacts →
	Exact match “Tutlo to najszybciej rozwijająca się platforma do nauki języka angielskiego w Polsce.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Kaplan International Languages	Exact match	London, United StatesHQ recorded Nov 6, 2026	501-1,000	823 contacts →
	Exact match “Kaplan International Languages is a leading provider of international education.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “online language schools”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 13,043 online language schools worldwide

See the full list, filter by size, metro and specialty, and access 11,142 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Online language schools worldwide at a glance

As of Nov 6, 2026

4.7%Verified-email coverage

18.0Average contacts per company

1-10Median size (employees)

3.3%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

7,683

11-50

3,814

51-200

956

201-500

246

501-1,000

103

1,001-5,000

5,001-10,000

10001+

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 online language schools are linked below.
What qualifies: Company records worldwide whose business descriptions match “online language schools” 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 11,142 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 November 6, 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.

Online language schools by location

42 lists · largest first

Every Online language schools list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “online language schools”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many online language schools are there worldwide?

RevenueBase identified 13,043 company matches for online language schools worldwide as of November 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?

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

Which country has the most online language schools?

Brazil leads with 1,877 companies, followed by Spain (890) and the United States (780). Every online language schools list by country and city is linked on this page.

Which city has the most online language schools?

Sao Paulo leads with 435 company records, followed by London (242) and Madrid (180).

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 11,142 professional contacts with verified work emails tracked across these 13,043 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 November 6, 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.