To track someone’s phone everytime, every where to read messages both sent and received, it seem to be ridiculous. But not, with the invention of spy apps, hacking into cell phone can be entirely performed if you install the spy app on the target phone. Hack phone number online free with Copy9. Features of Copy9. Get the logs of SMS, Text Messages. This feature allows you to get the log on your kids, to whom they are calling or texting as the logs show the phone number and show the exact time. Gives Complete Call history. You can check the entire content of their calls, photos, audios, and videos and get everything you need to spy with this app. GPS location.