When the phone changes cards, as long as a key cleaning, immediately release the memory of the phone, so that the rapid operation of the phone. Let mobile phone acceleration is so simple, as soon as possible to experience it.
A key to clean memory, make the phone more relaxed
![Productivity Boost 📖 Lofi Study Music for Deep Concentration ~ Lofi Study Room [study/work/relax] screenshot 4](https://i.ytimg.com/vi/amfWIRasxtI/mqdefault.jpg)
9Apps 4.9
