From the privacy policy:<p>> We (Nexusfuse Ltd) may update our Privacy Policy from time to time. Thus, you are advised to review this page periodically for any changes. We will notify you of any changes by posting the new Privacy Policy on this page. These changes are effective immediately after they are posted on this page.<p>"This is our privacy policy. It will change from time to time, and the only way to figure out what changed, is to perform a manual diff on this page frequently."<p>Seems trustworthy.<p>This of course is in addition to the dubious nature of an ad-supported service that you hand over a good chunk of your purchase history in the form of receipts, but that will hardly surprise anyone here.