Skype: The classic phone applications
Skype is probably the most popular phone Messenger at all. With the Tool you can use Skype for example free of charge other users to call, or for a small fee, telephone and cell phone numbers to call.
- With Skype you can make free calls with up to 25 other users. Video calls you can perform unfortunately only against fee in groups. For two participants, however, it is also possible free of charge.
- You can also send with Skype to other users free of charge text messages and files. You want to send an SMS to the numbers you currently just under twelve cents.
- You are on the phone often to foreign countries, you will love Skype: After you have recharged your account with a certain amount, you can make phone calls, for example, for 0.8 cents/Minute to China - top!
- Currently, you can use the Messenger on your Computer and Mac. For on-the-go access to the matching iPhone and Android Apps.

Skype User Interface
ooVoo: video chat with up to 12 people
ooVoo works just like Skype: you can download a program on your PC or your Smartphone, and can then charge with other registered users on the phone. In contrast to Skype, you will also receive free video group chats with up to twelve participants:
- Of course, you can ooVoo other users for free call and chat with them. You want to make calls to telephone and cell phone numbers, you pay as in the case of Skype a small fee.
- In addition, you can send with ooVoo, Text and video messages as well as files, images, or PDFs to other users.
- ooVoo, you can also go with a Android and iPhone App use.

ooVoo on Windows
Raidcall: conversations with up to 100,000 users
Raidcall is specifically designed to huge conversation groups - for example, Online players in a game agree to. With the Software and the servers of the provider calls with up to 100,000 users at the same time be possible.
- With Raidcall you can start for free Internet conversations with huge groups. In the conversations, you can also start polls, or announcements create. So Raidcall is suitable not only for gamers, but also business people with a wide range of customers.
- Unlike Skype and ooVoo, which supports Free Tool unfortunately, no video calls and telephone or cell phone calls. After all, you can send text messages within the system.

Text messages in Raidcall
Mumble: Extensive Open-Source Teamspeak Clone
Mumble is strongly oriented to Teamspeak: For private group discussions to you about a private Server set up. The program transfers the encrypted conversations in the process.
- You can create as in Teamspeak groups or channels and manage to do this, you need to set up a own Server.
- The functions are even with Plugins extensible. Thus, the Tool can be integrated in almost every game.
- Game-related sound output With the suitable Plugin , you can Mumble, for example, set it up so that the voices of your teammates from the direction of the characters in the game.
- An Overlay shows them in Play in addition to what Person just talking practically.

Server selection with Mumble
TeamSpeak Alternative: Ventrilo conversations with up to 8 people
Ventrilo is for smaller gaming groups. With the Software a maximum of eight participants will be able to communicate via a Server. Also in the case of the other functions of Ventrilo can measure up to the competition:
- In the case of group conversations with up to eight participants, you can choose different Transmission Codecs for the best sound quality.
- Unfortunately, no video calls or landline calls are possible, text messages can be about the program to other user sent. Nevertheless, the Tool is lagging behind the other Alternatives.

Different Codecs in Ventrilo
You want to stay with Teamspeak? We will show you in this practice tip, as the first steps in the Teamspeak master.