Some Best Utilities for Android Phones - Best Apps for Android Devices

1.Odin 3.07 - Requires to flash ROM/Kernel/Modem.Using this to flash custom stuff will raise flash counter.

2.Samsung USB Driver - Requires to connect your device to PC

3.Unzip Tool - Unzip tools to extract files

4.Opera Portable Browser (supports resume download)

5.Check fus downloader - To download ROM which is currently available on Kies

6.Screen lock password recovery - If you forget your pasword of screen, this can be saver for you, pro version also available. read on play store for detail

7.EFS backup tool - Very very important tool, If your device is rooted, first thing you need to do is EFS backup.

8.Samsung Kies

9.Busybox

10.Triangle Away - Utility to reset counter and remove exclamation mark. (still Note2 support not available) 

11.Transfer Data - Wireless transferring contacts/SMS (via Bluetooth) from your old device to Note.

12.SMS Backup & Restore- Simple SMS backup utility, useful before wiping data.

13.Undelete Files This application useful to recover data, if you have accidently deleted file from SD card/USB storage. This required Root.