Advanced Device Locks (ADL) is the perfect solution to limit people’s access to your phone. Leave your cell on your desk when you go to the bathroom. Give your phone to your child to play with no worries. This security app enables you to password protect your phone or selected applications against unauthorized access. This is the fully functional time-limited trial version of best-selling ADL. May not function properly on higher Symbian Belle versions. We’re sorry for the inconvenience.