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We've compiled a list of 15 free and paid alternatives to Zero. The primary competitors include Aircall, Dialpad. In addition to these, users also draw comparisons between Zero and RingCentral MVP,, MightyCall. Also you can look at other similar options here: Office and Productivity Software.

Subscription Free Trial

Cloud-based phone system to optimize customer support and sales. Integration with CRM, call management for office and remote teams provides strategic team optimization by grouping employees.

Free Trial Subscription

Dialpad Talk, the cloud-based business phone system, ensures seamless team connections on any device. Leverage advanced Voice Intelligence features for real-time transcription, post-call summaries, and seamless integration.

RingCentral MVP
Subscription Free Trial

RingCentral MVP is an integrated business communication platform offering a full suite of services: messaging, video conferencing, VoIP calls. Facilitating seamless remote collaboration, it integrates with Google Workspace, Microsoft 365, and many o…
Subscription Free Trial

CloudTalk is a hosted platform for business telephone communication. It provides the ability to establish and receive calls over the Internet, as well as manage the customer database and interact with customers through various communication channels.


MIGHTYCALL is the VoIP system designed for entrepreneurs and small business owners.


Virtual phone system for businesses with inbound and outbound calls, CRM integrations, virtual...


Toll Free or Local Numbers for Your Business


Phonebooth is a web-based phone system that routes your calls to any landline or mobile phone...

Get a smart phone number in over 20 countries.


Justcall helps businesses to get multiple virtual numbers in 58 countries and let you make...

Zero is the business phone system built for forward-thinking IT.

Zero Video and Screenshots

Zero Overview

Zero is the leading business phone system built for forward-thinking IT. Our all-inclusive suite unites your phone system, voice and video conferencing, team messaging and collaboration tools into one single, mobile ready, cloud platform.

Unlike on-premise phone systems which are expensive, highly complex and outdated, Zero’s unified communications platform requires zero up front investment and zero maintenance or upgrading.

It works with the devices your workforce already owns, like: PC’s, smartphones and desk phones.

It scales with your business, supporting local and international operations by providing instant access to phone numbers in over 50 countries and global HD voice connectivity.

Plus new features pop-up every month at no extra cost.

Try it for free at

Zero Features

tick-square Video Conferencing
tick-square Cloud based
tick-square Unified messaging
tick-square Call recording
tick-square Voice Call

Zero Platforms

Mac iPhone Windows Web-Based Android

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Zero Tags

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