Since and For

Since and For

For means since. It is used for a period of time - 1 minute, 1 hour, 1 day, a month, a year etc...

Since means since. Since is used with a point in time - 10 o'clock, January 2nd, August, 2001, yesterday etc...

For

1 minute
10 o’clock
1 hour
2nd January
1 day

Since

August
A month
2001
A year
yesterday

Example

I have lived here since 2006. Vivo aquí desde el 2006.
I have lived here for 2 years. Vivo aqui desde hace 2 años.
I have been studying English for 3 months. Llevo estudiando inglés 3 meses