Instazoom is a browser extension and works on mobile devices.
Using Instazoom may violate Instagram's Terms of Service as it offers features that Instagram itself does not offer. It is important to consider the risks and possible consequences before using Instazoom.
Instazoom offers a handy way to enlarge Instagram profile pictures for a closer look, even though Instagram itself doesn't offer zoom capabilities. Note, however, that using third-party extensions like Instazoom may violate Instagram's Terms of Service. Make sure you understand the possible risks before using Instazoom to zoom Instagram profile pictures.