Can Instagram use your cell phone camera to monitor your reactions? This says the policies of the app Posted byEntrepreneur en Español December 28, 2020 Leave a comment on Can Instagram use your cell phone camera to monitor your reactions? This says the policies of the app Rumor has it on social media that the app can open your camera to see how you react to posts. But before hitting ‘uninstall’, check what its privacy policy actually says.