Convert to = Change from one form to another; to a new religion, belief, opinion
Convert into = Change the nature, purpose, or function of something
After marriage, Sara made Adam convert to vegetarianism.
When she was a baby, she was raised by a priest and then converted to Catholicism.
Lara is a new convert to Christianity.
Jack always shied away from exercise, but his friend converted him (to it).
Before going through customs, they converted all their cash from Euros into dollars.
Hoping that the markets will improve, many small investors have converted their bonds into equity.
Adam has such strength of character that in a short span of time, he converted his most of critics into colleagues.
As the government is not capable to handle the affairs of beggars, they have converted the small sidewalk into a living room.
Can somebody tell the formula for converting yards into metres?
At the end of the 2000s, many residential areas converted into shopping malls.
Without to/ into
Most of the families in the community converted for fear (that) they would be killed.
The house, known as haunted, was attractively converted in 2005.
Penalty kicks most of the times have been converted. (in sport)