Kiln Client 3.1.22 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions among the software users are 3.1, 3.0 and 2.9.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This software was originally designed by Fog Creek Software, Inc. The program lies within Development Tools, more precisely General.
From the developer:
The Kiln Client is a complete Mercurial client that combines TortoiseHg with some custom extensions and tweaks. It helps teams organize, track, and improve their code by tying directly into their existing FogBugz workflow. It is a complete source control management system based on Mercurial with tightly integrated code review.
You may want to check out more software, such as eM Client or Parrot BitTorrent Client, which might be similar to Kiln Client.