Despite what other so called experts say you CAN spy on an older cell phone. Spying on an older cell phone does present unique challenges. Most cell phone spy software is only compatible with cell phones with a relatively modern operating systems. Almost all cell phone spy apps require the phone to have: Android OS version 1.6 or later. Blackberry OS version 4.0 or later. IPhone OS version 2.0 or later. Symbian OS version 8.0 or later. Windows Mobile OS version 5.0 or later. The solution is the old time remote cell phone spy software.