
Here i have made a list of 36 Most Useful Windows Mobile Applications which keeps you and your Windows Mobile device busy and of course there are more than 18,000 Windows Mobile applications but these will give you the best out of your windows mobile
You will love these free applications more than the developer does. Checkout the list below:
Skype for Windows Mobile

Skype for Pocket PC is a free software that enables you to make Skype voice calls using your WiFi-enabled Windows Mobile Pocket PC
Skyfire Browser

Skyfire is a free, download able mobile browser that gives you a web browsing experience exactly like PC browsing. For the first time ever, on your phone, you can watch any video, connect with friends, listen to music, shop, and browse the web using the full-featured PC versions of your favorite websites. With Skyfire, mobile browsing just works – speedy page loads, full video, images and audio.
QuickMenu

QuickMenu is a powerful today menu replacement with a lot of options like menu extensions, bluetooth control, task manager, battery indicator. It works really fast and it’s very useful, saves a lot of taps. Try QuickMeny to get in the game.

BeyondPod is RSS feed reader and podcast manager (podcatcher) for mobile devices. With BeyondPod you can subscribe for RSS feeds, read the feed content, download and listen to associated podcasts (enclosures) directly on your mobile device.
Google Maps for your Windows Mobile phone

Download Google Maps for mobile to your phone, and never carry a paper map again. Google Maps on your phone makes it easy to Determine your current location with or without GPS and to get driving and transit directions with phone numbers and addresses for local businesses
PocketToolman 2

PocketToolman is a systray utility that gives you quick access to Pocket PC’s functions, programs, and settings. The perfect customization tool
UI Tweaker for Windows Mobile Pocket PC

UI Tweaker is a collection of 4 utilities used to customize the outlook and color scheme of the Pocket PC. This collection includes a simple theme manager and utilities to change the system colors as well as the Today color scheme. It includes PT Explorer, TdyScheme Changer, WM5Color Changer and SysColor Changer. Got a suggestion, feedback or bug report? You can drop me a message via my contact form.
iContact
iContact is an all-inclusive finger-friendly contact manager for Windows Mobile PocketPC phones. It’s easily skinnable, intuitive, and replaces the standard Windows Mobile contact chooser. I started out with larna’s open-source iContact v0.6, and ran with it! Two skins are included by default: “default” and “iPhone”.
Download AKToggleWiFi

A small program that lets you toggle your WiFi on/off with one touch. No more going into the Comm Manager. You can also add it to your Manilla launcher like in the screen shot.
Download YoutubePlay 1.0.0.9

YoutubePlay allows you to search for videos in a friendly Windows Mobile application and then plays the full FLV video (not minuscule MPEG4 versions) with its own player.
Windows Live

Search for local businesses, traffic, and movie show times with Windows Live Search for Windows Mobile. The new Live Search v3.5.8198.0 cuts load time in half. You should be able to notice the difference from previous versions right away. Other than that, nothing else new to notice.
PowerSMS

PowerSMS is a Windows Mobile application for people who love text messaging. It enables a number of interesting communication scenarios. PowerSMS does not replace your phone’s built-in text messaging features. Instead, it works with the same folders and messages you already have.
AIM Messenger

Sign on to AIM using AOL’s mobile instant messenger program.
iPhone Slider

An iPhone slide-to-unlock impersonator for Windows Mobile. Just slide the bar to unlock your device!
HTC Home Plugin

The HTC Home Plugin is a really nice launcher/home screen which makes using your most used features extremely easy. Quite possibly the best Windows Mobile today screen plugin, HTC devices only.
Live Search Mobile

Microsoft’s Live Search Mobile is an application that allows you to do almost everything you do from your mobile web browser, minus the web browser. Live Search allows you to do the following directly from the application:
* Find local businesses and restaurants, and click to call them * View business ratings and open hours of restaurants * See movie showtimes by theaters * Find the cheapest gas stations near you * Get turn by turn driving directions * Voice input and gas prices in Live Search for Windows Mobile, * Improved mapping and directions in browser-based search for any mobile phone * Much more
SPB Mobile Shell 2.1

Award-winning software Spb Mobile Shell enhances your Pocket PC’s flexibility. With a today screen and skins, world time and weather forecasts, photo speed dial and more, Spb Mobile Shell provides a great, simple way to access programs, files, and information on your Pocket PC. Spb Mobile Shell plugs in several featured menus and tools to seamlessly integrate third party applications and provide users with simple, more convenient access to existing device functions.
SetVolume

SetVolume is a very simple WM6 program that allows you to turn your volume up, down, or off with just your finger.
HTC Diamond Theme

Today screen theme that comes with the new HTC Diamond. Works and looks great with the HTC Home Customizer. This download is for QVGA phones only, the VGA version is here.
S2V 0.38
S2V is a stylus-free picture viewing application. It can also be used to set up the wallpapers for S2U2 (0.97 or later). With S2V, you can easily assign a picture to a contact or set it as your Today Screen wallpaper.
TwitToday

If you are an avid Twitter user, TwitToday is for you. TwitToday is a simple today screen plug-in which allows you to post twitter messages directly from your Windows Mobile device. Tapping the ‘T’ launches IE and takes you to the mobile Twitter page where you can see what your friends are up to. To install, just download the .CAB file, copy it on your device and run it from there.
S2U2 v1.01

S2U2 (Slide2Unlock2) is a simple lock/unlock software application which has the iPhone style slide unlocking. It can be used as a screensaver when you’re not using your device. S2U2 has a CallerID function (some devices may not work, so please try it first). S2U2 is also compatible with the S2P control plugin. If you have a previous version of S2U2, please uninstall it before installing this one.
Metrix

Metrix is a small but effective today screen plug-in showing the system information of your device like battery level, brightness level, available free space and memory usage. Metrix 2 also has an option to add your own shortcuts on the today screen. Metrix Features: – Battery – Memory – Cards – Brightness regulator – Launcher – Skins
PointUI 1.5
Take back control of your device with Pointui Home. No need to fumble for a stylus anymore as Home is designed with generously sized controls. Home’s intuitive controls and highly responsive user interface makes using your device a breeze. Control your device via touch or the directional navigation.
Palringo

Palringo is a novel Instant Messaging program that runs on a variety of phones and PCs. By far my favorite instant messaging program for Windows Mobile. Palringo allows you to instantly exchange text, photos and vocal IMs with individuals or groups. A great program for you and friends to install if you want to keep in touch.
HTC Task Manager 2.0

HTC Task Manager 2.0 helps you control your mobile device running processes. With new visual style this little application fits the new HTC black theme. You have the ability to review all running processes, the memory usage and many other options.
Pocket Power Manager

Pocket Power Manager provides fast and handy access to power management features from the system tray of Today Window. Allows to map any navigation button to quick access to all application\’s functions without stylus.
Laplink Everywhere

Anytime, Anywhere Remote Access to your PC. Are you a mobile professional? Do you work from home? Or do you simply want the comfort of knowing that no matter where in the world you are, you can access the contents of your PC? You\’ve stumbled upon the answer: Laplink Everywhere gives you the most complete mobile solution you will ever need. With Laplink Everywhere remote access and control software, you can safely and securely use applications, document files and network resources, or view and update your Outlook e-mail, contacts, calendar and tasks from anywhere – just as if you were sitting right in front of your own PC.
Finger-Friendly Friends

FFF is a finger-friendly contact manager designed for Windows Mobile cellphones. It\’s designed to let the user find contacts quicky without having to use the stylus and make a call, write an SMS, or other tasks. *This software has a free trial version and a paid version.
Yahoo! Go 3.0

Yahoo! Go is today’s essential solution for anyone with a mobile phone. It’s an all-in-one offering that lets you enjoy the best of the Internet on your phone for free. Send an email, upload photos, download a map, search for answers, check stock quotes, or get breaking news all that and much more is available through Yahoo! Go.
The Core Pocket Media Player (TCPMP)

Completely free DivX player with some interesting features. Portable video is fast becoming the most popular secondary use for Windows Mobile Smartphones, so making sure you have the right media player is now a priority for many handheld device owners. The Core Pocket Media Player is an open-source video and audio player compatible with all the most popular codecs and multimedia file types.
Adobe Reader

Through the Adobe Reader software you can view portable document format (PDF) files on Pocket
PC devices. It includes two components that work together. Adobe Reader for Pocket PC allows you to choose between two ways to view Adobe PDF files.
Spybot – Search & Destroy

Spybot – Search & Destroy for Windows Mobile is a light weight version to detect threats for Windows Mobile and Symbian both, the later because Bluetooth worms could spread over OS borders, and while they would not perform on an incompatible OS, they would still waste precious space on the device.
Opera

Opera Mobile has pioneered and set the standard in mobile browsing, supporting the latest technologies and receiving industry acclaim. Today, Opera continues to provide the best mobile Web experience with the first beta of Opera Mobile 9.5. It is the answer to the demands of global mobile Internet community . The first beta of Opera Mobile 9.5 comes outfitted with added performance, a new UI and the developer tool Opera Dragonfly.
Slick

Slick is a messenger application for mobile devices. It allows you to chat with your friends connected though
various online messaging applications. Currently it is still in development, an alpha version is available for free for public testing.
Pocket RAR

Pocket RAR is a version of the RAR archiver for the Pocket PC 2002 platform, it is compatible with Windows Mobile 5. The Pocket RAR archiver is distributed as freeware. Anyone may use this software freely. It makes smaller archives than the competition, saving disk space and transmission time.

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