DownOff 监视平均文件传输或下载速率，并在指定时间长度内速率低于指定速率时启动计算机关闭。它可以通过 Windows 任务计划程序手动或自动启动。下载速率和许多其他参数可以通过配置屏幕进行配置。它还可用于关闭远程计算机。已配置为强制关闭所有正在运行的应用程序。DownOff 是 JSutils 软件实用程序团队的一部分，其主题是节能。需要注册码（个人非商业用途免费）。
版本历史记录
- 版本 2.5 发布于 2010-05-24
现在可以存档和清除日志文件。修复了程序在传输大量文件的快速网络上可能崩溃的错误。 - 版本 2.1 发布于 2008-09-11
"关于"和"配置"屏幕现在将退出（如果保持打开状态）。从配置屏幕中删除帮助按钮。1 秒的断电时间错误已修复。配置更改后停止重复日志条目。添加了配置已更新，未配置为记录消息。
软件信息
终端用户许可协议
Software Licence DownOff Version 2.5 23-May-2010 Copyright A. J. Shadlock 2007-2010 www.jsutils.com END-USER LICENCE AGREEMENT This End-User Licence Agreement is a legal agreement between you (an individual or a single entity) and the author of this Software for the software product DownOff By installing, copying, or otherwise using DownOff, you agree to be bound by the terms of this Licence. If you do not agree to the terms of this Licence do not install or use DownOff. PRODUCT LICENCE DownOff is protected by copyright laws and international copyright treaties, as well as other intellectual property laws and treaties. DownOff is licenced, not sold. The definition of DownOff includes any files generated by DownOff, such as log files and any electronic documentation. GRANT OF LICENCE This Licence grants you the right to install and use an unlimited number of copies of DownOff for personal non-commercial use only. You may not sell for profit, use commercially or distribute DownOff without first obtaining a licence via the web site above. COPYRIGHT All title and copyrights in and to DownOff (including but not limited to any images and text incorporated into or supplied with DownOff), all and any copies of DownOff are owned by the Author of this Software. DownOff is protected by copyright laws and international treaty provisions. Therefore, you must treat 'DownOff' like any other copyrighted material. WARRANTY The Author of this Software expressly disclaims any warranty for DownOff. DownOff and any related documentation is provided "as is" without warranty of any kind, either express or implied, including, without limitation, the implied warranties or merchantability, fitness for a particular purpose, or non infringement. The entire risk arising out of use or performance of DownOff remains with the user. LIABILITY In no event shall the author of this Software be liable for any damages whatsoever (including, without limitation, damages for loss of business profits, business interruption, loss of business information, or any other financial loss) arising out of the use of or inability to use DownOff, even if the Author of this Software has been advised of the possibility of such damages.