
Some real-time spyware will send a nonstop stream of spy content back to a remote source - this type causes the biggest data usage spikes. Spyware gobbles up tons of data as it sends information and files back to whoever is controlling it. If you feel like you're always at 10% battery power after only a few hours of use, spyware could be the culprit. All that spying takes up a lot of energy and can quickly drain your battery. Why is your iPhone hot, and how hot is too hot? An occasionally warm phone is normal, but a hot phone is cause for concern and can be a sign of spyware on your iPhone.

All types of phone malware will slow down your device, but because spyware works in the background 24/7, speed and performance can take a big hit.

If your iPhone has slowed down noticeably, this performance drop might be caused by spyware. Check your iPhone for spyware by taking note of the following signs. Spyware is good at hiding, but there are still a few ways to find spyware on an iPhone and remove it.
