500 Firepaper (自动动态壁纸) for android v2.00 安卓版

500 Firepaper是一款动态壁纸，壁纸来源于500px，可以自动下载和更换新壁纸。

【更新说明】
Full release notes here: https://plus.google.com/113517319477420052449/posts/XbjcEnKnFm3
Changes include:
- the Pro version now allowing to cache for 7 days and allowing you to 'pin' any background for that time
- History Browser overhaul
- Hardware acceleration
- Reworked caching algorithms
- ... and more!