There are several Roblox games that have voice chat. Here are some of the most popular ones:

• Flee the Facility
• Epic Minigames
• Natural Disaster Survival
• Prison Escape
• Mad City
• Wild West
• Mic Up
• Jailbreak
• TTD3
• Piggy
• Bed Wars
• Outlaster

Additionally, there is a game called "Voice Chat Hangout" that is specifically designed for voice chat. To use voice chat in any of these games, you need to activate it in your Roblox account settings. You must complete age verification and toggle the voice chat selector to ON. Its important to note that voice chat is not recommended for younger players without supervision, and Roblox policy states that voice chat is only to be used by players older than 13.