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Arkadin vs Telefonica Open Cloud

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ArkadinUnified Communications
Telefonica Open CloudUnified Communications
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Unified Communications

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Unified Communications

Overview
Focus
Unified Communications
Unified Communications
Product
Collaboration services provider (now NTT) offering audio, web, video conferencing, and UCaaS.
Cloud UC and CCaaS from Telefonica.
Headquarters
Paris, France
Madrid, Spain
Company size
1000-5000 employees
10,001+ employees
Founded
2001
1924
Pricing details
Source updated
Oct 29, 2026
Nov 2, 2026

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Unified Communications