Software Alternatives & Reviews

Viber VS Slack

Compare Viber VS Slack and see what are their differences

Viber logo Viber

Free and secure calls and messages to anyone, anywhere. Keep your conversations going no matter where you are.

Slack logo Slack

A messaging app for teams who see through the Earth!
  • Viber Landing page
    Landing page //
    2023-04-19
  • Slack Landing page
    Landing page //
    2023-07-18

Viber videos

Viber Messenger for Android

More videos:

Slack videos

Review: How & Why We Use Slack At Our Office

More videos:

  • Review - What is Slack?
  • Tutorial - Slack App Tutorial: How & Why We Use SLACK For Our Remote Team

Category Popularity

0-100% (relative to Viber and Slack)
Communication
10 10%
90% 90
Group Chat & Notifications
Project Management
0 0%
100% 100
Messaging
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Viber and Slack

Viber Reviews

20 Telegram Alternatives to Chat With in 2024
Viber has really good security and privacy features. It has user verification options plus end-to-end encryption, giving you a combination of safety factors. And it has other cool tools, like setting messages to disappear after a certain time. Viber also has a phone connection so you can call landlines and mobile numbers around the world.
10 Best Telegram Alternatives in 2024
Viber is a very much similar app like telegram which can be downloaded from Play Store and Apple Store for Android and iOS devices, also viber can be used through the web. Though it is a good app, switching through mobile or desktop seems very easy and efficient with viber. Apart from this, Viber also provides status of the messages to the user and keeps the chats private.
Top 10 Apps like Telegram for Android and IOs [2023]
Viber is an instant messaging software owned by the Japanese multinational firm Rakuten. In addition to instant messaging, Viber Out provides premium international landline and mobile calling services. Users may also share media items like pictures and videos. The service can be accessed on desktop platforms with no mobile connectivity, but users must register and be...
The best WhatsApp alternatives for 2023
Viber is free to use, though you can subscribe to 'Viber Out', a service that lets you make unlimited international calls to phones that don't have Viber installed. It's $6 a month.
The 7 best apps you can use as a WhatsApp alternative
Viber doesn't have the same name recognition as many other communication apps, but like Skype, it is a solid option if you want an app that can also place calls to mobile phones and landlines in addition to chatting with other app users. Free for iPhone and Android, it has voice, video, and text chat features, and it does this with end-to-end encryption for secure...

Slack Reviews

  1. Best app for getting in touch with my colleagues

    Slack is best platform to be used for professional purposes. It helps me keep my professional and personal life separate.

    🏁 Competitors: Microsoft Teams
    👍 Pros:    Bulk messaging
    👎 Cons:    Sometimes the download is slow
  2. Best tool for messaging to business.

    Slack helps business to get their teams in touch with each other. The interface is very user friendly and easy to use.

    🏁 Competitors: Microsoft Teams
    👍 Pros:    Easy to use|User friendly interface
    👎 Cons:    Costly
  3. great tool for teamwork

    i have been using slack for my work and it is truly amazing. provides great effeciency and helps to manage a large number of team and stay connected throughout. reccomended for businesses with big teams

    👍 Pros:    High quality|User-friendly|Good support
    👎 Cons:    Notifications|Notification and alert

20 Telegram Alternatives to Chat With in 2024
Slack works more like a forum than Teams does – falling somewhere in between a forum and a chat software. It lets you organize discussions into different channels, as well as by thread. You can invite others into a thread by @mentioning them, and it lets you add lots of different types of content. Slack works really well for 1:1 audio meetings, “huddles,” that give you the...
Why we switched to Mattermost
Now, obviously core messaging functionality is critical. Mattermost is great there, but so is Slack. In fact, Slack features like third-party integrations and threaded messaging were missed greatly (thank you, Mattermost, for recently adding threaded messaging). So the relative parity between the solutions from a ‘speeds and feeds’ perspective was table stakes, but we...
Source: netfoundry.io
Microsoft Teams Vs Clariti: Which one should you choose?
The main reason behind the sudden rise of Teams is it is being offered at no added cost to Office 365 users. This strategy paid for Teams as it was able to increase its market share and overtake its potential rival Slack in no time. Though Microsoft is not earning any revenue (they may actually be losing money in selling Teams), they are able to sustain due to their deep...
Source: clariti.app
15 Best Instant Messaging Apps for Business
Clariti is a relatively new instant messaging app that has been gaining in popularity among small businesses and the startup community especially in the technology and media markets. A key reason for its success has been its ability to address issues that other long-standing tools like Slack and Teams have perpetuated with their chat-focused communication paradigm. Clariti...
Source: clariti.app
14 of the Best Slack Alternatives for 2022
Luckily, when it comes to choosing the right communication tool for your team, you have a variety of options. I’ve briefly covered the best apps your team might enjoy, but if you need more in-depth information on team chat tools like Slack, check out Chanty’s Slack alternatives review. It shares Chanty's experience and feedback from testing seven different team chat software...

Social recommendations and mentions

Based on our record, Slack seems to be more popular. It has been mentiond 208 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Viber mentions (0)

We have not tracked any mentions of Viber yet. Tracking of Viber recommendations started around Mar 2021.

Slack mentions (208)

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What are some alternatives?

When comparing Viber and Slack, you can also consider the following products

Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.

Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.

WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.

Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.

Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.

Skype - Stay in touch with your family and friends for free on Skype. Download Skype today to chat and call on desktop and mobile.