The application is an electronic drawing board, you can draw anthing you want on the all kinds of background with all kinds of paint. A great art brings out by your smart finger.

Network Counter is Android (2.2+) application for monitoring of wireless network data traffic.

Features:
- Displays data traffic usage statistics for Wi-Fi and cellular / mobile networks.
- Possibility to setup an alarm for Wi-Fi and mobile data traffic usage.
- Network traffic statistics for currently active (running) applications.
- Ability to backup and restore of data traffic usage database.

Emergency Manager is a complete emergency situation management app for android devices which is equipped with emergency service numbers for over 200 countries. You can send SMS and Email requesting help with your current location (GPS and Network) to multiple contacts just with a single touch. It also uses the enormous outreach of the social-networking media (Facebook & Twitter) to post emergency alerts on your behalf, so that help can be always at hand. Also provides multilingual support!

HostEye keeps an eye on your hosts

Check service status on your servers on the road, in a meeting or on vacation. Monitor your critical hosts and know what services are up and running or down.

Alert through emails and phones when services or hosts are down.

A must have tool for system administrators and any one who wants to monitor on their hosts, servers and system services

    安安卜是一款集文件管理、任务管理、来电防火墙、短信过滤、网络管理、数据库管理、垃圾清理、开机加速、内存管理、监控器于一体的Android管理软件，全面管理android系统问题。
    AndBox is a set of files management, task management, call firewall, SMS filtering, network management, database management, garbage clean, boot speed, memory management, monitor management software, Overall management of the android system problems.

More http://code.google.com/p/andbox/
https://www.slideme.org/user/18222/applications/18222

Toggles WiFi on/off with proximity to networks, using cell towers recorded while this service is running and connected to those networks. Please report issues to wapdroid.com.
*Eris & Sprint Hero w/Android 1.5 Cupcake do not provide cell tower info as HTC incompletely added CDMA which is not officially supported by Android.

Android network tool: discover hosts (ping/connect/DNS) and scan them in your Wifi network.