Zadarma
Zadarma is a VoIP service that provides cloud-based voice communications for businesses, supporting internet calling, virtual phone numbers, and call management features.
Get all 36 companies using Zadarma
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Companies
36
Top Country
RU
Top Industry
Advertising
Adoption Insights
Zadarma is used by 36 companies in our database, representing approximately 0.00% of all tracked websites. The most common industry using Zadarma is Advertising, and adoption is strongest in RU.
Top Countries Using Zadarma
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How We Detect Zadarma
The Web Radar detects Zadarma by analyzing HTTP headers, JavaScript variables, HTML source code, cookies, and DNS records across 3M+ websites. Our detection engine uses over 10,000+ pattern rules to ensure accurate identification. Browse all technologies →
Frequently Asked Questions
What is Zadarma?+
Zadarma is a VoIP service that provides cloud-based voice communications for businesses, supporting internet calling, virtual phone numbers, and call management features.
How many companies use Zadarma?+
36 companies in our database use Zadarma, representing approximately 0.00% of all tracked websites.
What industries use Zadarma the most?+
The top industries using Zadarma are Advertising, CRM, Delivery.
What countries use Zadarma the most?+
The top countries using Zadarma are RU, PL, US.
Is Zadarma popular?+
Zadarma is used by 36 companies, making it a notable Webmail technology based on adoption across our tracked websites.
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Browse DatasetsData last updated: June 2026