Viber is a VoIP tool that allows smartphone users to make worldwide voice and video calls.
Viber lets its users not only make VoIP-based calls around the globe but also share free messages and multimedia attachments. This is one of the most used apps of its kind, offering high quality of communication, even on a 3G connection.
Viber is a free service, available for Android and iOS mobile devices, along with Windows, Mac, and Linux desktop versions. Users pay only for dialing landline and mobile numbers, and the rates vary per country. The main reasons why businesses use this app are for attracting their target audience, marketing purposes, a high quality of communication, and account management.
Viber doesn't require any username and password registration. To make unlimited free voice and video calls, users only need their mobile phone number. The app is easy to install, easy to use, and it runs in the background of a smartphone if a user allows it.
Awarded the Quality Choice Award
Awarded the Trusted Vendor Award
Awarded the Happiest Users Award
Viber currently scores 91/100 in the VoIP category. This is based on user satisfaction (88/100), press buzz (63/100), recent user trends (falling), and other relevant information on Viber gathered from around the web.
| The score for this software has improved over the past month. What is this? |
HD Video Calls
Instant Messaging
International Calls
Group Chat
Instant Voice Message
News Feeds
Stickers
Public Chat
Service Messages
Viber Games
Product recommendations, vendor rankings, market overview and tips on how to select VoIP software for business. Published in February 2025.
The Voice over IP (VoIP) subcategory deals with platforms specifically designed to provide calls over the Internet. Communication globalized the way we do business and connect with people. Being able to get in touch with friends and co-workers regardless of...
FREE DOWNLOAD VoIP-Software-Buyer-Guide-2018.pdfSupport: Email Support, Phone Support, Help Center, and FAQs.
Integrations: Cortana, Facebook, Twitter, Nexmo, and Zapier.
The main users of Viber are individuals and businesses.
It can be installed on following operating systems: Android, iOS, Windows, MacOS, and Linux.
No.
Yes, Viber offers REST API.
This service is generally used for making free VoIP calls and instant messaging.
The sentiment map shows a snapshot of how Crozdesk users have rated Viber over time. It shows how existing users see Viber with regards to its usefulness, ease of use, value for money and customer service.
Recent
Older 
I using it more then one year for my communicating purpose, I actually like this software because it's easy to use and very user-friendly interface, Viber is a free app that allows users to send messages, make voice and video calls, and share files with other Viber users. It also allows users to create group chats , Viber has a range of fun features like stickers, GIFs, and emojis that can be used to spice up conversations. It's a helpful software for me I can communicate with my friends, family and my customer.
Viber's sticker and emoji selection may not be as extensive as other messaging apps like WhatsApp or Line.
Viber can be slow to load and may have occasional connectivity issues, which can be frustrating for users. Overall Viber is a solid messaging app that offers a range of useful features.
User-friendly interface, I like the fact that Viber is free so anyone with an Android or iOS device can download it. Viber uses advanced technology to deliver high-quality voice and video calls, even on slower internet connections..I can also install Viber in desktop so syncing messages from my phone to my laptop is so seamless.
the app can be a bit slow at times and there is no option to backup and restore chats..Viber has limited customization options compared to other messaging apps, which may be a drawback for users who like to personalize their messaging experience.
Viber is an excellent and reliable apps for business communication. The sms and voice calling option is really helpful. it helps to communicate without any interruption.
It is not available maximum countries of the world. Limited range of communication is not helpful
for big dealings. Lack of video calling option has made it less attractive.
It is being used for business communication with colleague and clients. Hassle less chatting has solved various business issue very smoothly. Exchange of file and photo is also effective.
It has best quality video chats and it is real-time sendre of messages. It doesn't consume much battery power like other softwares do. Vuber updates or refresh contacts very easy and fast.
I waste much internet data within few minutes. It is only rich people or companies that can enjoy it. But despote this is thes best application i ever use.
I use it as a meeting platform, at our company we do online video meetings using this software.
It has high quality video chats. It is easy to connect with anyone and everywhere. Messages are fully secured. It allows instant messaging that can improve communication between vendors and customers. It has a fair pricing.
It is my best option over others. But ii is only reliable to use when your internet connection is at higher speed. Lower speed internet connection can really cause frustration when using this software.
We use this app to communicate with customers and fellow workers at our company. And it easy and faster.
It sends and receives well secured instant voice and video messages in real time. It is easy to send messages to anyone, anywhere. It hass beautiful and attractive look.
It consumes much internet data when using. It works faster and easier only when using higher speed internet connection.
I use it to communicate with customers and answer their questions in time.
User friendly. Group set up. We can make audio calls and video calls. I like very most the stickers.
For Video calling data charges are very high. And groups allowed only limited number of members.
We are using for our hostel group and faculty group for sharing important messages .
