Messengers

Pros

• Integration with other Yandex services for time savings. One account can be used to access mail, disk, maps, etc.
• Reliable protection of personal information. The program guarantees complete user confidentiality and securely encrypts all transmitted messages and files.
• Simplicity and accessibility. The utility is easy to understand and user-friendly. The interface is designed in such a way that even an inexperienced user can quickly understand the available functions.

Cons

• Lack of popularity. The program is used less frequently than other more popular messengers. This limits the number of people you can connect with using the utility.
• No control over other devices. Yandex.Messenger does not allow you to track other devices that are used to log into your profile.

Pros

• simultaneous implementation of several chats at once (with different access rights to them)
• important messages are separated into a separate group
• video and image previews
• ability to connect to a chat bot
• one-time and multiuser distribution function
• ability to rate chat messages in the form of smilies
• encrypted server hides IP-address

Cons

• There are, of course, some minor drawbacks in the program as well. For example, it is impossible to reduce the photos or videos sent by friends. And if several such links came at once, it would be problematic to view the chat log.

Pros

• High-quality sound during communication between users.
• Available for free.
• Low internet traffic consumption while functioning.
• Option to adjust the sound and quickly mute the microphone with one click.
• Creation of private channels with maximum protection of personal data.
• Contact management and provision of various options for accessing voice chat.

Cons

• A small number of free servers for creating a personal channel.
• Automatic shutdown when closing the window.
• No capability for video communication between users.
• Absence of an option to invite conversation participants who are not on TeamSpeak.

Pros

• Quick search for the necessary messages in the correspondence by the searched word, sentence, or sending time.
• View received files in full screen mode with the ability to save directly to the selected PC folder.
• Ability to use a full keyboard for correspondence.
• Convenient interface with the option to customize the theme and color scheme.
• When uploading images to the computer desktop, it will not automatically be loaded into the memory of the mobile device.
• Ability to work without the need to use a browser.
• High connection speed and traffic savings.

Cons

• It is not possible to make video and audio calls.
• Full chat clearing with contacts is only available on the mobile application of WhatsApp.
• There is no backup setting to recover lost messages.
• It is not possible to add a new contact through the PC program.
• When the mobile device is turned off, receiving new messages on the PC will not be available.

Pros

• Accessibility of a large screen.
• The ability to develop custom graphics and content for your personal Telegram channel or group.
• Reliable protection against unauthorized access to messages from third parties through the MTProto protocol.
• Ability to use Telegram for your own business and chats.
• Ability to create an account and use a secret chat.
• Timer for automatic destruction of messages after a certain period of time.
• High speed of message transmission, including audio, to another recipient.
• Option to send files of impressive sizes up to 1 GB, for example, a full recording of an entire football match, instead of 15 photos.
• Synchronization between users.

Cons

• The standard Telegram interface does not support Russian language, but the program is intuitively understandable, so it doesn't cause any problems.
• There is no possibility to make video calls.

Pros

• Convenient and intuitive interface
• High-quality video and audio playback
• Multi-user video conferences with a large number of participants
• Ability to exchange messages and files during video conferences
• Flexible privacy and security settings

Cons

• Limited time for the free version
• Possible connection issues depending on the quality of the internet connection
• Possible server overload during peak usage times

Pros

• Free basic features. Users do not need to pay for using Skype's basic functions.
• Variety of communication methods. Skype offers a wide range of ways to communicate, including HD audio and video calls, calls to landlines and mobile phones, SMS messages from Skype, and much more.
• Reputation and reliability. Skype, owned by Microsoft, is authoritative software with a profile of security, longevity, stability, timely bug fixes, and new features.

Cons

• Payable features: While basic features are free, additional features such as phone calls or sending SMS messages are provided for a fee.
• Limited emergency calling capabilities: Skype does not replace a telephone and has limited emergency calling capabilities depending on the country.