When comparing Campfire vs Hall, the Slant community recommends Campfire for most people. In the question“What is the best team chat software?” Campfire is ranked 32nd while Hall is ranked 58th.
Ranked in these QuestionsQuestion Ranking
Pro Supports optional 128-bit SSL encryption
Pro Guest access
You can invite people to join conversations even if they don't have a Campfire account. Campfire will generate a link to share and the guest will only need to enter their name to join the conversation.
Pro Easy conferencing
When you need to make a conference call, all you need to click is "Start A New Call" and Campfire instantly embeds a phone number and password code in the message thread.
Pro Mobile apps
Campfire supports only iOS, but third party apps can be used for Android. There are also other third party apps that build upon Campfire and extend its functionality.
Pro Embeds images
Images that are uploaded in the GIF, PNG, or JPEG formats are represented as thumbnails in the chat room.
Pro Cross-platform desktop, mobile and web
There is iOS, Android, Mac, Windows, Linux and web software available.
Pro Multiple service integrations
Hall integrates with Dropbox, Box, Asana, Trello, Github, Heroku, Jenkins, New Relic, Pivotal Tracker, UserVoice and Zendesk.
Free on on all devices.
Pro Dropbox and Box integration
You can use Dropbox and Box to share files in Hall.
Con Future of Campfire is uncertain
37signals have "changed direction" away from Campfire, focusing on Basecamp. They've ruled out shutting it down, but at this stage it's uncertain whether it'll be spun off as a separate company, sold off, or run in maintenance mode without any new features.
Con No private one-on-one conversation possibility
Con Does not show who's online
Con Has gone out of service
But may be integrated into Atlassian's HipChat.