Downloading application will start process of instalation Eyesity on computer. After instalation child activity will be monitored.
Eyesity takes 4 MB of disk space and in case of problems you can easity remove it from Add/Remove menu.
Instalation of trial version do not expose you to risk of extending subscription to paid version. After trial period is over, app will stop monitoring children activity. That's all.
Instalation of Eyesity do not contains any additional software such as toolbars etc.