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Best Business Instant Messaging Software For Free

Top picks for Business Instant Messaging Software available for Free

Streamline your business communication with mySuite.

4.3

Very Good

Free Trial available, Try Now

Freemium not available

Starts from $9.99/Month

Collaborate and communicate with ease.

4.3

Very Good

Free trial not available

Freemium

Starts from $4.99/Month

Collaborate, organize, and streamline with Quip.

4.2

Very Good

Free Trial available, Try Now

Freemium not available

Starts from $10/User/Month

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List of the Best Business Instant Messaging Software For Free as of September 2026

mySuite - Business Instant Messaging Software

mySuite

Streamline your business communication with mySuite.

Best for: SMB teams · Mid-market · Enterprise

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What is mySuite?

mySuite is a business instant messaging software that helps business be more efficient. Super fast and easy to use, mySuite is ideal for any business that uses instant messaging to communicate with its employees. It has a host of features, from Integrated Presence Management so you can see all ...

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Free TrialTry Free →·

Starts from $9.99/Month

Kezmo - Business Instant Messaging Software

Kezmo

Collaborate and communicate with ease.

Best for: SMB teams · Mid-market · Enterprise

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What is Kezmo?

Kezmo is a business instant messaging software that helps employees to collaborate and communicate with friends and family. Kezmo provides secure messaging, audio & video calls, group chats, screen sharing, file sharing, mobile IM and presence. Kezmo provides instantaneous notification of new ...

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Starts from $4.99/Month, also offers free forever plan

Quip - Business Instant Messaging Software

Quip

Collaborate, organize, and streamline with Quip.

Best for: SMB teams · Mid-market · Enterprise

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What is Quip?

Quip provides an efficient solution for businesses looking to manage their operations. Their productivity software supports collaboration on any device and grants you control over documents, spreadsheets, and team chat. It is equipped with customizable templates to suit your organization's ...

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Free TrialTry Free →·

Starts from $10/User/Month

Appinall - Business Instant Messaging Software

Appinall

Streamline your business communication.

Best for: SMB teams · Mid-market · Enterprise

Try for Free

4.2

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What is Appinall?

Appinall is a business instant messaging software that allows user to communicate with employees, partners, vendors, or customers in company instantly. It's the ultimate messaging software very easy in use, no need administration skills, it's more secure than e-mail communication and it's cost ...

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Starts from $29/Month, also offers free forever plan

Office Chat - Business Instant Messaging Software

Office Chat

Effortless collaboration, anytime, anywhere.

Best for: SMB teams · Mid-market

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What is Office Chat?

Office Chat is the top instant messaging software for small businesses. It allows users to chat with friendly avatars using voice, text, and pictures instead of words. This is great for team mates who are in different locations to communicate and collaborate instantly. The main functions ...

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Free TrialTry Free →·

Starts from $20.75/Month when Billed Yearly

Odoo Discuss - Business Instant Messaging Software

Odoo Discuss

Efficient collaboration made simple.

Best for: SMB teams · Mid-market · Enterprise

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What is Odoo Discuss?

Odoo Discuss is an instant massaging tool which helps user to collaborate within the business. Odoo Discuss makes it easy for individuals to connect staff, partners and clients through its various features such as message, file sharing and surveys. It also enables to work with team even when ...

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Free Trial·

Odoo Discuss offers custom pricing plan

Wire - Business Instant Messaging Software

Wire

Seamless communication for your business.

Best for: SMB teams · Mid-market · Enterprise

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What is Wire?

Wire is fast, modern and secure instant messaging, video calling and shared screen software for business. User can easily connect everyone in the organisation who wants to collaborate and communicate – no matter where they work or which device they use. Implement Wire for company’s internal ...

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Free Trial·

Starts from $5.83/User/Month

Sameroom - Business Instant Messaging Software

Sameroom

Connect, collaborate, and communicate seamlessly.

Best for: Mid-market

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What is Sameroom?

Sameroom is a business Instant Messaging (IM) software. With Sameroom, user can run a multi-company IM network within the company; or let corporate partners exchange secure instant messages. The software is easy to use and supports many enterprise features such as: Public chat channels for ...

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Free TrialTry Free →·

Starts from $40.83/Month when Billed Yearly

Output Messenger - Business Instant Messaging Software

Output Messenger

Stay connected with ease, anytime, anywhere.

Best for: SMB teams · Mid-market · Enterprise

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What is Output Messenger?

Output Messenger is an easy to use software that allows business to connect with others and keep in touch, regardless of proximity. Output Messenger provides instant chat options, file sharing, a task manager and more. It also can work at no cost with business operations over the web, using ...

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Free Trial·

Starts from $35/Year, also offers free forever plan

mysms - Business Instant Messaging Software

mysms

Secure, seamless messaging for businesses.

Best for: SMB teams · Mid-market · Enterprise

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What is mysms?

mysms is a business instant messaging software solution. Have instant messaging capabilities in business without hardware, software or mobile phones. Keep digital communication safe and backed with military-grade encryption. Protect data by using the this secure instant messaging software. It ...

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Free TrialTry Free →·

Starts from $9.99/Year, also offers free forever plan

Biptt - Business Instant Messaging Software

Biptt

Stay connected no matter what with Biptt.

Best for: SMB teams · Mid-market · Enterprise

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What is Biptt?

Biptt provides an efficient, secure and cost-effective radio solution. Compared to conventional corporate communication solutions, this app comes at a lower cost and helps teams of employees to stay in constant communication. With features such as 3G/4G support even in low connectivity ...

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Free TrialTry Free →·

Biptt offers custom pricing plan

Melp - Business Instant Messaging Software

Melp

Streamlining business communication, anytime, anywhere.

Best for: SMB teams · Mid-market · Enterprise

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What is Melp?

Melp is business instant messaging software for use at home, office or anywhere. Melp provides online chat rooms and instant messaging, simultaneous chat to multiple users, private chat, voice and video chat, file transfer and desktop sharing. Work from the same window with real-time ...

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Free Trial·

Melp offers custom pricing plan

Sigmify - Business Instant Messaging Software

Sigmify

Connect, communicate, and collaborate effortlessly.

Best for: SMB teams · Mid-market · Enterprise

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What is Sigmify?

Sigmify is business instant messaging software for receiving and sending secure messages to customers, partners, employees and more. Sigmify enables user to increase communication across offices, departments, teams, business units and customers with one service that is available on desktop apps ...

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Free TrialTry Free →·

Sigmify offers custom pricing plan

BBM Enterprise - Business Instant Messaging Software

BBM Enterprise

Connect, communicate, collaborate with confidence.

Best for: Mid-market · Enterprise

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What is BBM Enterprise?

BBM Enterprise instant messaging software gives individuals the power to create and join groups, share calendars and files securely, send real-time chat messages, move data seamlessly between devices, and more. BBM Enterprise lets the entire organization be instantly productive wherever and ...

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Free Trial·

BBM Enterprise offers custom pricing plan

Tekos - Business Instant Messaging Software

Tekos

Streamline your business communication, effortlessly.

Best for: SMB teams · Mid-market · Enterprise

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What is Tekos?

Tekos is a friendly, powerful business messaging software to help user grow business network. Manage business relationships, create and send professional messages to clients, organize contacts and add information about them, send reminders to follow up on business matters with clients, and find ...

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Free Trial·

Tekos offers custom pricing plan

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Arkchat

Revolutionizing Business Communication and Lead Generation

Best for: SMB teams · Mid-market · Enterprise

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watch-demo

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What is Arkchat?

Arkchat is an AI-powered business messaging platform that combines project management, team collaboration, and customer engagement in one interface. Teams can manage tasks and projects, and businesses can pitch products, close deals, and generate leads directly within the chat — accessible from ...

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Free TrialTry Free →·

Starts from $100/user when monthly

Geneva - Business Instant Messaging Software

Geneva

Connect, collaborate, and conquer together with Geneva.

Best for: SMB teams · Mid-market

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What is Geneva?

Geneva is the ultimate tool for streamlined group communication. With efficient access control and an intuitive calendar, teams of all sizes can easily plan, post, hang out, stream live events, and chat. Its simple interface and comprehensive features make Geneva ideal for professionals, small ...

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Chatfully - Business Instant Messaging Software

Chatfully

Efficiently manage conversations and increase open rates.

Best for: SMB teams · Mid-market · Enterprise

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What is Chatfully?

Chatfully is the perfect tool to help your team manage their conversations and follow-up with every opportunity efficiently. It simplifies communication, increases open rates with blazing fast replies, and consolidates various channels, such as messaging, campaigns, and CRMs, into one place. ...

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Starts from $50/Month, also offers free forever plan

Glossary bot - Business Instant Messaging Software

Glossary bot

Effortlessly manage your glossary in Slack.

Best for: SMB teams · Mid-market

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What is Glossary bot?

Glossary Bot simplifies the use of acronyms, abbreviations and short forms in Slack messages. Featuring a range of innovative commands, this tool provides an easy way to manage your glossary from within Slack itself. Through this channel, you can add new terms, toggle auto-replies, and much ...

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Starts from $8.25/Month when Billed Yearly, also offers free forever plan

Chattybook - Business Instant Messaging Software

Chattybook

24/7 booking made easy with Chattybook.

Best for: SMB teams · Mid-market · Enterprise

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What is Chattybook?

Chattybook is an all-in-one chatbot booking system that works 24 hours a day to provide customers with an efficient solution for reservations. Our chatbot technology helps businesses reduce staffing costs and minimize the amount of time spent on tedious tasks. Through Chattybook, customers can ...

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Starts from $30/Month, also offers free forever plan

About the reviewer

Rajat Gupta is the founder of Spotsaas. Over the past two years, he has reviewed 2,000+ tools across CRM, HR, AI, and finance — applying hands-on product research and a background in commerce and the CFA program to evaluate software through a business and ROI lens. His goal: help teams make software decisions they won't regret.

Disclaimer: This research has been collated from a variety of authoritative sources. We welcome your feedback at [email protected].