Helium is the missing app sync and backup solution for Android.
Helium does NOT require root. All Android users can use Helium to backup and sync Android applications.
Helium lets you backup your apps and data to your SD card or cloud storage. With Helium, you can sync app data from your other Android devices-- even if they are not on the same network. Set up backup schedules with Helium, and never lose data again.
Helium Setup
1. Install Helium on Android
a) Root user? You're done!
2. Install and run Helium Desktop (link below)
3. Connect Android to computer.
a) You may need to set your USB Connection Mode to "PTP". (Nexus 7, Nexus 10, etc)
4. Helium on Android should now be enabled.
Support Wiki
https://github.com/koush/support-wiki/wiki/Helium-Wiki
Helium (Free) features:
Backup and restore to SD card
Backup and restore from PC
Helium (Premium) features:
No ads
Automatic Backup schedules
Android to Android sync
Cloud backup and restore
* Dropbox
* Box
* Google Drive
b>Note: Some Sony devices have issues with Helium. This includes the Xperia S and Xperia Z. Sony has *disabled* backup on these devices completely.
Helium Desktop Installer (non-rooted users):
Chrome browser user? Try the Chrome app: http://bit.ly/1zOvH2F
Not a Chrome user, or want the desktop installer? http://www.clockworkmod.com/carbon
Why do you need so many Permissions?
Contacts - Backup call log and sms
SMS - Backup call log and sms
Accounts - Backup and restore from Drive
Phone State - Uniquely identify phone for Android to Android sync
Read Logs - Debugging and bug reports
Wifi - Make sure scheduled backups only happen on wifi
氦是为Android的应用程序丢失的同步和备份解决方案。
氦不需要root。所有Android用户可以使用氦气来备份和同步Android应用程序。
氦气可以让你备份你的应用程序和数据到SD卡或云存储。氦气，可以同步应用程序数据从其他Android devices--即使它们不在同一个网络上。设置备份时间表与氦，而不会再丢失数据。
氦设置
1.在Android上安装氦
  一）Root用户？你就大功告成了！
2.安装和运行桌面氦（以下链接）
3.连接到Android的电脑。
  a）您可能需要将您的USB连接模式为“PTP”。 （Nexus 7保护方面，Nexus 10等）
4.氦在Android现在应该启用。
支持维基
https://github.com/koush/support-wiki/wiki/Helium-Wiki
氦（免费）特点：
备份和恢复到SD卡
备份和恢复电脑
氦（高级版）的特点：
无广告
自动备份日程表
为Android的Andr??oid同步
云备份和恢复
  * Dropbox的
  *盒
  *谷歌驱动器
b>注意：的部分索尼设备有氦气的问题。这其中包括了Xperia S和的Xperia Z.索尼*禁用*备份这些设备完全。
氦桌面安装（非根用户）：
Chrome浏览器的用户？试用Chrome应用：http://bit.ly/1zOvH2F
不是Chrome浏览器的用户，或者想在桌面上安装？ http://www.clockworkmod.com/carbon
为什么需要这么多的权限？
联系方式 - 备份通话记录和短信
短讯 - 备份通话记录和短信
账户 - 备份和恢复硬盘
手机状态 - 唯一标识手机为Android为Android同步
阅读日志 - 调试和错误报告
无线网络 - 确保计划的备份只发生在无线网络

Fix bugs on Android N