When comparing Skype vs Ventrilo, the Slant community recommends Ventrilo for most people. In the question“What is the best voice chat for gaming?” Ventrilo is ranked 13th while Skype is ranked 15th.
Ranked in these QuestionsQuestion Ranking
Pro Easily connect with others due to how popular the service is
There's a good chance that whoever you're trying to reach has Skype already set up and familiar with it, avoiding the hassle of installing and getting to know new software.
Pro Screen sharing
You can show your whole desktop, a select part of the screen or a specific window over Skype.
There's software for Windows, Mac & Linux and apps are available on iPhone, Android, and Windows Phone.
Pro Group video for free
You can hold video calls with up to 10 people.
Pro Available on Linux
A stripped down, minimalist version of Skype is available for Linux.
Pro File sharing
Skype allows you to send any files (MP3s, images, text, etc.) by simply dragging and dropping then in the chat window making it simple to share things with colleagues.
Pro Cheap fixed phone number
Starting at $5/mo you can get a Skype number.
Pro Send SMS and make regular calls
With Skype Credit bought or a subscription, you can send SMS and make direct calls.
Pro Group chat with archive / records
Pro Powerful 1:1 chat and also group chat
Pro it works
Very stable even if you own a low-end computer.
Pro Easily text chat
On top of the VOIP communication the app focuses on there is also an integrated text chat tool that is a great option for when the user doesn't have a mic handy or just doesn't feel like talking.
Pro Light on resources
For those that may have an under-powered system or just want to make sure most resources are pushed to the game instead of their VOIP client Ventrilo is a good choice as it is light on resources.
Pro Useful online tutorial
Upon opening the app for the first time the user is presented with an online tutorial that covers how to register the app as wel as how to start using it. This greatly reduces the barrier to entry.
Con Plagued by bugs on all platforms
Crashes and other bugs are prevalent on Android, Windows and other platforms.
Con Not a feasible alternative as a professional team chat
Missing key feature such as centralized mgmt, centralized billing, data retention policies, ...
Con Poor quality when screensharing
It is not possible to manually set resolution or bitrate, and Skype often defaults to a resolution so low that text is unreadable. It is also not possible to transfer control over mouse and keyboard.
Con Slow filesharing speed
Con Owned by Microsoft
Con Obnoxiously large ads
Ads take up over 25% of the usable space.
Con Poor Linux support
The version available for linux users is quite outdated, and does not support some of the newer functionality, such as the free group video calling and screen sharing.
Con Requires both ends to be online (if neither end is using a cloud-enabled device)
Messages are sent and received only when both ends are online, if neither end is using a cloud-enabled device. In this case, if you are online 9-17 and your recipient is online 18-3, messages will never be delivered.
Con MIcrosoft (Skype's owner) actively assists eavesdroppers
On the other hand, if you lose your copy of one of your conversations, you may be able to get a copy of it from your government with a little bit of luck and a public records request.
Con Subpar video quality with more than 5 users
Skype has significant problems with multiple users and video quality. Skype recommends that a max of 5 users group chat as video quality is severely affected. Even webcams tested with other chat services showed lower quality when used with Skype.
Con Hasn't been updated in years
Barely works in compatibility with newer operating machines and the instructions for setup are somewhat outdated
Con Lacks a Linux client
Despite a native Android client, there is no client for the Linux OS. Though there are some third party options such as Mangler.
Con Horrible latency issues
Due to the latency chat can be delayed on both sides of the conversation making for a very disjointed feeling that can be troublesome when second to second communication is necessary for coordination.
Con Requires a server to use
In order to use Ventrilo's VOIP tool one must rent their own server which costs around $50 a year which will afford one communication with 10-20 people.