Tiki is Free / Libre / Open Source software. Thus, you do not have to pay anything to anyone to download, install and use Tiki on your computer or a server you own. However, if you want your website to be accessible online with a URL like http://example.com, you may need to use a web hosting service shared web hosting and a domain name. Web hosting is typically a paid service as companies offering this service have to pay for the computer hardware, electricity, bandwidth, personnel necessary to provide their services.
The following web hosts have reasonable prices, offer e-mail accounts and domain names and contribute a share of their hosting proceeds to the Tiki Software Community Association. So by subscribing while clicking through a link below, you are getting a good deal and indirectly helping Tiki financially. These hosts also coordinate with the Tiki community to help improve performance and security.
Bluehost is one of the top recommended hosting companies for running your open source software. They power millions of domain names and offer 24/7 customer support via phone, email and chat. They also offer shell access via SSH so you can access your site scripts directly if necessary. Tiki is part of the Bluehost BOSS program and Bluehost works directly with the Tiki community to ensure compatibility and ease of installation and upgrades.
Hostmonter is a US-based company specializing in shared hosting. See their features page for details. By subscribing now and taking advantage of the 1-click installer, you can have your Tiki-powered site up and running in minutes.
InMotion offers Shared, VPS or Dedicated Servers for any size Tiki website. Visit their Tiki Education Channel as well to learn how they can help you with your Tiki hosting needs.
InMotion Hosting Tiki Education Channel
In addition to these providers, many hosting companies and cloud providers offer Tiki for easy/1-click installation or Tiki friendly configurations. See this community maintained list of Tiki Friendly Hosts.
See Running Tiki for more information on getting started.