Insights

Global reach Castbox operates as an award-winning global podcast platform with multilingual content and cross-platform access, indicating broad market potential and opportunities for enterprise partnerships, brand sponsorships, and content localization services.

Proprietary tech The platform combines in-audio deep search and curated recommendations, suggesting upsell opportunities around advanced analytics, targeted advertising solutions, and enhanced discovery features for premium publishers and advertisers.

Monetization tools Past launches such as Contentbox and Community imply a strategic push toward creator monetization; there is potential to offer advertising tech, creator incentives, and revenue-sharing partnerships to attract top podcasters and networks.

Financial scale With significant revenue guidance and a moderate funding round, Castbox could benefit from enterprise-grade integrations, data services, and multi-country ad campaigns suitable for advertisers seeking scalable podcast inventory.

Strategic partnerships Existing tech stack and integrations (Waze, livecasts, audio search) point to opportunities for co-marketing and technology partnerships with automotive, navigation, and smart device ecosystems to expand reach and monetization.

Castbox Tech Stack

Castbox uses 8 technology products and services including Google Ads, Parse.ly, Medium, and more. Explore Castbox's tech stack below.

  • Google Ads
    Advertising
  • Parse.ly
    Analytics
  • Medium
    Blogs
  • Power BI
    Business Intelligence
  • Firebase
    Database
  • Bootstrap
    UI Frameworks
  • X-Content-Type-Options
    Web & Portal Technology
  • Facebook
    Widgets

Castbox's Email Address Formats

Castbox uses at least 1 format(s):
Castbox Email FormatsExamplePercentage
First.Last@castbox.fmJohn.Doe@castbox.fm
92%
First@castbox.fmJohn@castbox.fm
8%

Frequently Asked Questions

What is Castbox's official website and social media links?

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Castbox's official website is castbox.fm and has social profiles on LinkedInCrunchbase.

How much revenue does Castbox generate?

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As of July 2026, Castbox's annual revenue is estimated to be $1B - $10B.

What is Castbox's NAICS code?

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Castbox's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Castbox have currently?

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As of July 2026, Castbox has approximately 78 employees across 4 continents, including AsiaNorth AmericaEurope. Key team members include Chief Technology Officer: X. H.Head Of Hr: L. 李. L.Head Of Monetization: H. L.. Explore Castbox's employee directory with LeadIQ.

What industry does Castbox belong to?

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Castbox operates in the Technology, Information and Internet industry.

What technology does Castbox use?

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Castbox's tech stack includes Google AdsParse.lyMediumPower BIFirebaseBootstrapX-Content-Type-OptionsFacebook.

What is Castbox's email format?

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Castbox's email format typically follows the pattern of First.Last@castbox.fm. Find more Castbox email formats with LeadIQ.

How much funding has Castbox raised to date?

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As of July 2026, Castbox has raised $45M in funding. The last funding round occurred on Apr 27, 2021 for $15M.

When was Castbox founded?

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Castbox was founded in 2016.
Castbox logo

Castbox

Technology, Information and InternetCalifornia, United States51-200 Employees

CastBox is a technology, information and internet company that operates a global podcast platform, enabling users to discover, access, create, and listen to spoken audio content in multiple languages across Android, iOS, desktop, car, and smart home devices. The company is based in San Francisco, California, at 450 Townsend Street, and employs between 51 and 200 people, with an engineering office in Beijing. CastBox provides proprietary features such as curated podcast recommendations and in-audio search to tailor the listening experience. The firm has pursued product expansions and integrations, including a Waze playback integration in 2019, the launch of Livecasts in July 2019, and the introduction of Community in April 2019, as part of its effort to broaden its audio content ecosystem. It positions itself as a global platform with multilingual content and broad platform availability.

Section iconCompany Overview

Website
castbox.fm
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2016
Employees
51-200

Section iconFunding & Financials

  • $45M

    Castbox has raised a total of $45M of funding over 5 rounds. Their latest funding round was raised on Apr 27, 2021 in the amount of $15Mas a series_c.

  • $1B - $10B

    Castbox's revenue is estimated to be in the range of $1B - $10B

Section iconFunding & Financials

  • $45M

    Castbox has raised a total of $45M of funding over 5 rounds. Their latest funding round was raised on Apr 27, 2021 in the amount of $15Mas a series_c.

  • $1B - $10B

    Castbox's revenue is estimated to be in the range of $1B - $10B

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