If you love embroidery and applying appliques then you may want to consider purchasing an embroidery machine that can work with the appliques. It is difficult to decide which one will work the best. There are a few features that could be beneficial. When you are trying to find the best embroidery machine for appliques, you need to make sure first and foremost that it will keep the applique steady while you stitch.
Your embroidery machine must also be able to handle thicker material types and it should be able to stitch the whole applique because you cannot make the applique any smaller. If you re-size it, there is a lot of potential that you will mess it up.
Another consideration is can the machine handle holding the applique in place without adhesive materials? This is really only a consideration if you do not want to have to use nasty glues to apply it with but it is still a valid question. Most embroidery machines can apply appliques however, if you are in the market for a new machine, you should get the best for the job at hand for what you plan to do with it.
If we can only choose one as the best, the Brother PE770 is definitely the best machine for this purpose: