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Technology answer

Facebook Login Button

998,638

companies run it, 1.8% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 4,409,408 live hosts run it, of 191,809,695 hosts in the index, 2.3%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

998,636 at Sept 26; 1,004,424 twelve months earlier, -5,788, -0.6% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-0700
2021-0800
2021-0900
2021-1000
2021-1100
2021-1200
2022-0100
2022-0200
2022-0300
2022-0400
2022-0500
2022-0600
2022-0700
2022-0800
2022-0900
2022-1000
2022-1100
2022-1200
2023-0100
2023-0200
2023-0300
2023-0400
2023-0500
2023-0600
2023-0700
2023-0800
2023-0900
2023-1000
2023-1100
2023-1200
2024-0100
2024-0200
2024-0300
2024-0400
2024-0500
2024-0600
2024-0700
2024-0800
2024-0913,8532,698
2024-1070,87013,803
2024-11152,10529,625
2024-12231,60845,109
2025-01322,87462,885
2025-02409,44679,746
2025-03496,01996,607
2025-04584,440113,829
2025-05668,297130,161
2025-06757,285147,493
2025-07844,602164,499
2025-08931,626181,448
2025-091,004,424195,627
2025-101,063,298207,094
2025-111,079,009210,154
2025-121,070,501208,497
2026-011,064,174207,264
2026-021,057,844206,031
2026-031,059,907206,433
2026-041,054,446205,370
2026-051,045,807203,687
2026-061,041,374202,824
2026-071,028,543200,325
2026-081,015,221197,730
2026-09998,636194,500

Both denominators, and a third

Shares of the same 998,638each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
1.8%
companies running anything in Authentication and Identity
2,209,246
45.2%
companies running anything in Social login plugins
1,511,427
66.1%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Facebook Login Button is rank 2 of 12 technologies in Social login plugins.

Open as a segment

998,638 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-facebook-login-button

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

An embeddable UI component to trigger Facebook Login on websites.

The Facebook Login Button is a widget that initiates Facebook Login flows on third‑party sites and apps. Provided by Meta Platforms, it’s used by developers to offer one‑click social sign‑in.

Kindproduct
VendorMeta, facebook.com
Slugfacebook-login-button
Deploymentsaas
Pricingfree
Open sourceno
First discovered2025-03-18
Last discovered2026-09-10
Taxonomy releasetax-2026.10