Mediamodifier
Creating Online Mockups has never been easier. Mediamodifier is an online tool both for designers and for people seeking to customize design templates online without any Photoshop knowledge. Simply upload your image into a template, see if the preview fits your needs, and purchase the personalized image in full size and quality. Mediamodifier also offers a unique chance for Photoshop designers to sell their work online. All PSD designs are converted into online templates.