Doubling Time
Tired of overcrowding ?

Not enough cells to
start the experiment ??
english chinese
Doubling Time is Free !! Feel free to donate !
Doubling Time is available for Windows XP and Vista
and needs to be activated.
1- Download the version you need : XP or Vista

2- Install Doubling Time Setup

3- Get your Computer ID from Doubling Time

4- Fill in the form to get your activation key:

Your email :
Your Computer ID :