Could someone let me know if I'm able to enter a T5 on line 13 with the free version of turbotax? I was being charged on another software.

It's a very small amount

Getting started

No. The T5 is for investment income, which is not supported in the Free or Deluxe versions of TurboTax Online.

Please see this TurboTax FAQ for more information on who can use Free:

Who can file for free using TurboTax?