Every photo-to-LEGO tool says it's free. They mean four different things by it. Here's what each kind of free costs you, and what BrickifyMe's free preview includes.
Minifigure maker describes at least four unrelated kinds of software. Sorted by what you get out of them, with honest notes on where each one is the wrong choice.
A LEGO avatar works because it stays readable when it's tiny. Most people ruin theirs with the crop, not the generator. Here's how to get one that survives being shrunk.