Doing time tracking on a mobile device is something I find much easier even if I'm working on my laptop or desktop, and the easy switch from tracking to invoicing makes life much easier.

我发现，即使是用笔记本或者台式机工作，利用手机进行时间跟踪都要简单得多，而且Freshbooks从跟踪到开票的转换非常省事，让生活简单了许多。