The closest alternatives to Callbox Inc. are Lead Genius, Upcall and CloudTask. Callbox Inc. generates $150.3M in revenue. Every one of the 20 alternatives below is compared with Callbox Inc. on revenue, funding, customers, team size and founding year.
Callbox Inc. is pinned as the first column so every figure is read against it. Blank cells are figures we have not verified, never zeros.
| Company |  Callbox Inc.This company |  Lead Genius |  Upcall |  CloudTask |  ThoughtSpot |  Cleo AI |  Apollo.io | Cleo AI |  Base44 |  Brevo |
|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | $150.3M | $5M | $3.8M | $3.8M | $150M | $150M | $150M | $150M | $150M | $150M |
| Funding raised | Not disclosed | $24.2M | Not disclosed | Not disclosed | $663.7M | $65.8M | $251.3M | $65.8M | Not disclosed | $198.5M |
| Customers | Not disclosed | 250 | 400 | Not disclosed | 1K | Not disclosed | 5K | Not disclosed | Not disclosed | 500K |
| Team size | Not disclosed | 500 | 24 | 109 | 1.7K | 357 | 800 | 357 | 416 | 254 |
| Founded | 2004 | 2011 | 2017 | 2014 | 2012 | 2016 | 2015 | 2016 | 2025 | 2012 |
| HQ | Encino, United States | United States | United States | United States | United States | United Kingdom | United States | United Kingdom | United States | France |
United States · AI & Machine Learning Operationalization (MLOps) Software
LeadGenius uses a unique combination of data science and skilled human researchers to produce the highest quality B2B data available anywhere.
United States · AI & Machine Learning Operationalization (MLOps) Software
Upcall provides outbound call professionals on-demand, through its communication platform & API
United States · AI & Machine Learning Operationalization (MLOps) Software
Win and Retain More Business. CloudTask provides teams of outsourced sales, outsourced customer success and outsourced customer support experts.
United States · AI & Machine Learning Operationalization (MLOps) Software
ThoughtSpot is a software company that provides a search and AI-driven analytics platform for business intelligence and data analytics. The company was founded in 2012 and is headquartered in Sunnyvale, California…
United Kingdom · AI & Machine Learning Operationalization (MLOps) Software
Cleo AI is a company specializing in the development of a financial services application. The primary function of this application is to provide users with detailed insights about their financial status and suggest…
United States · AI & Machine Learning Operationalization (MLOps) Software
Apollo.io is a sales engagement and prospecting platform that helps businesses generate leads and grow their sales pipeline. Their platform provides users with access to a database of millions of business contacts…
United Kingdom · AI & Machine Learning Operationalization (MLOps) Software
Cleo AI is a company specializing in the development of a financial services application. The primary function of this application is to provide users with detailed insights about their financial status and suggest…
United States · AI & Machine Learning Operationalization (MLOps) Software
Base44 is the first all-in-one AI platform to easily build fully functioning apps - without coding. Acquired by Wix for $80m on June 18th 2025.
France · AI & Machine Learning Operationalization (MLOps) Software
Brevo, formerly known as Sendinblue, is the leading customer relationship management (CRM) suite designed to fully cultivate long-term customer relationships and to empower businesses to expand in a fast changing…
United States · AI & Machine Learning Operationalization (MLOps) Software
Base44 is the first all-in-one AI platform to easily build fully functioning apps - without coding. Acquired by Wix for $80m on June 18th 2025.
United States · AI & Machine Learning Operationalization (MLOps) Software
ThoughtSpot is a software company that provides a search and AI-driven analytics platform for business intelligence and data analytics. The company was founded in 2012 and is headquartered in Sunnyvale, California…
China · AI & Machine Learning Operationalization (MLOps) Software
G7 Networks is a fleet management service provider in China that offers IoT/AI services to over 800,000 vehicles, serving sectors within the logistics and transportation industry.
United Kingdom · AI & Machine Learning Operationalization (MLOps) Software
Cleo AI is a company specializing in the development of a financial services application. The primary function of this application is to provide users with detailed insights about their financial status and suggest…
United States · AI & Machine Learning Operationalization (MLOps) Software
Apollo.io is a sales engagement and prospecting platform that helps businesses generate leads and grow their sales pipeline. Their platform provides users with access to a database of millions of business contacts…
China · AI & Machine Learning Operationalization (MLOps) Software
iCarbonX is a China-based artificial intelligence platform for health data, combining genomics and other life sciences to help people make informed health decisions.
China · AI & Machine Learning Operationalization (MLOps) Software
LinkDoc Technology Limited is a leading oncology big data company, providing healthcare big data and AI solutions in oncology and precision medicine, including medical big data integration and continuous patient care.
LinkDoc Technology revenue & fundingCallbox Inc. vs LinkDoc Technology
China · AI & Machine Learning Operationalization (MLOps) Software
SmartMore is a fast-growing high-tech company specialized in providing comprehensive products & solutions for smart manufacturing and digital innovation.
Poland · AI & Machine Learning Operationalization (MLOps) Software
GetResponse is an all-in-one marketing platform that provides businesses with tools for email marketing, marketing automation, landing pages, and webinars. The company's mission is to help businesses grow their customer…
Poland · AI & Machine Learning Operationalization (MLOps) Software
GetResponse is an all-in-one marketing platform that provides businesses with tools for email marketing, marketing automation, landing pages, and webinars. The company's mission is to help businesses grow their customer…
United States · AI & Machine Learning Operationalization (MLOps) Software
The open-source library for onchain AI agent actions.
Callbox Inc. ranks #38 of 5,499 AI & Machine Learning Operationalization (MLOps) Software companies by annual revenue, putting it in the top 1% of the market.
The closest alternatives to Callbox Inc. are Lead Genius, Upcall and CloudTask. This page compares each of them with Callbox Inc. on revenue, funding, customers and team size.
Lead Genius is the closest alternative to Callbox Inc., generating $5M in revenue. Which alternative fits best depends on budget and company size, so compare all 20 alternatives above before choosing.
Callbox Inc. generates $150.3M in revenue.
Yes. Callbox Inc. generates $150.3M in revenue versus $5M at Lead Genius.
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