Coding View is live collaborative coding environment
designed for technical phone interviews. It features web version of Visual Studio Code, as well as access to real terminal. It has a built-in compiler for most popular programming languages.
Ranked in these QuestionsQuestion Ranking
Pro Fast and reliable
Able to run candidate's code in a second.
Pro Supports most popular programming languages
Pro Easy to use
Uncluttered interface means it's very easy to start a new interview.
Pro Pay as you go
$4 per interview.
Pro Built-in terminal with access to a real Linux system
It not only allows to run code during interview, but having access to a real Linux terminal allows me to test candidates on their Linux knowledge.
Pro It's free for limited time
It's free until Q2 2020. After that, they give a lot of free interviews.
Con No chat
You'll have to additionally use some chat app.