Watchlion helps you to keep some contacts private. All SMS message and call log will hide from the android system.

tweeos is the free Twitter client for Android

With URLy you can shorten long URLs (with bit.ly, goo.gl, TinyURL, 40 more), upload (Yfrog, Imageshack, FileSocial and more) and post the URL and a message to Twitter or forward it to other apps like Facebook, Buzz, SMS, Mail, etc. See blog for details.

Control incoming text & phone calls and restrict outgoing calls. You decide

1. Caesar cipher for SMS
2. slide (with sound) to set the key
3. explore SMS inbox
4. send an encrypted sms to ur friend for fun. They can use this app to decrypt.
5. put your own SMS into a safe vault
6. use your own password to encrypt a SMS and send it
7. use your password to decrypt a received SMS

MyHiddenPhone is a solution to manage and protect your data.

Finally, a 1-click connect for VPN. Avoid writing VPN-password over and over. Install the smart 1-VPN widget, and connect/disconnect in 1 click.

THIS IS A TRIAL VERSION, the full version costs $3. Learn more at our website:
http://doandroids.com/Apps/OneVpn/

The easiest way to create, share and secure your notes!

SuperCam is a professional mobile phone client software for digital video recorders and IP cameras in CCTV surveillance (compatible models only).
The software is for professional usage and copyright protected.

Complete and easy file manager for files and folders, with dual page view for fast transfers. Dual explorer allows you to easily browse the SD card.

Wondering on what do you spend all your incomes? Write down your expenses just when your are doing taking benefit of this mobile application! Schedule payments, geo-localize where do you spend your money, work with various accounts and currencies. No more cents missed.

Access any Window 2000 or later PC from anyplace using WIFI or 3G! As long as you have your phone or tablet, you have your PC with you.

** Tablet ready (ICS, Honeycomb, support for external keyboard/mouse).

Interact with the PC, see through an attached Webcam, listen through an attached Mic.

Sms Control is the go to app when your phone is no longer at arms length. It has on of the most important features the ability to find you phone when its lost. You can set of a alarm to tell you where you lost it or from GPS.

OfficeSuite lets you easily view, edit, and create Word, Excel, and PowerPoint documents, convert to/from PDF, and manage your files all with the most feature-rich mobile office solution available on Android.

Fast MFer is the fastest way to post your Twitter #FF's. Place a text file "myffs.txt" on your SD card's root filled with "@name @name" space seperated. Run the app. Click the checkbox to sign in.

Finally Beta! Improved UI, built in help, only 91KB, sliding drawer for your timeline and confirmation to post #FF's!

Updates are coming

PDF Utility - Lite is very comprehensive tool to perform various operation on pdf file.
-Split the pdf file at specific page.
-Merge many pdf to one pdf
-Extract Images from pdf
-Overlay pdf files
-Encrypt(password protected) pdf

It is a android firewal software,It support to message filter,block calls,app firewall,ftp pop3 smtp block and virus firewall.You can block some network application software to help you save flow! - 它是一款Android 防火墙软件，主要支持黑名单信息过滤，阻止来电，应用软件阻止网络，FTP，POP3，SMTP阻止，病毒防火墙等，你可以阻止一些联网的应用软件，帮助你节约网络流量！
More http://code.google.com/p/andbox/
https://www.slideme.org/user/18222/applications/18222

PDF Utility is very comprehensive tool to perform various operation on pdf file.
No limit on file size.
-Split the pdf file at specific page.
-Merge many pdf to one pdf
-Extract Images from pdf
-Overlay pdf files
-Encrypt(password protected) pdf

Password Safe is used to keep password and confidential info secure using 128bit AES.

Features:
- Display item in tree view by category.
- Search item by name.
- Choose from pre-defined templates or create your own.
- Most flexible password fields, easily customize.
- Choose from 70+ icons to associate with items.
- Import/Export to csv file.
- SD card backup.

A powerful general-purpose text editor, support for the current mainstream text editors. Support the text encryption format specific.
more info:http://im1984.org/apad/