Sleep Ringer is an application that helps you not to miss important calls even if your phone is on silent. The app lets you select certain contacts – when these contacts give you a call, your phone will ring regardless of it being in silent or vibrate mode. You can choose whether this applies only to calls or to text messages from certain contacts as well.

Thus you can easily use the app to select numbers of your children, boss, etc. and always be reachable in case of emergencies and important situations. Sleep Ringer comes for Android and BlackBerry devices with a price tag of $1.99.

Features:

• A user friendly phone application.
• Compatible with Android and BlackBerry devices.
• Rings calls from certain contacts even when phone is in silent.
• Applies to text messages as well.

Check out Sleep Ringer @ www.sleepringer.com (by MOin from Urban Savior)

To use Kobo, install the appropriate version of the app on your device. After installation, create an account on Kobo to start shopping for books. You can purchase or get free e-books, and then download to read offline. Browse through sections provided in the website such as Top 50 eBooks, New Releases, and Free eBooks. If you can’t find the book that you want, you can use the search function if you have a book in mind. Add the ebooks to your library and keep track of the ebooks you have read and purchased.

This mobile application is ideal for people who can’t tear themselves away from reading. With Kobo, you can read anytime and anywhere while carrying only your smartphone or any e-reading device.

Features:

• Lets you read a book using your smartphone (iPhone, Blackberry, Android, Palm Pre), on your desktop, and on other devices.
• Allows you to browse through their available eBooks.
• Buy and read e-books from the website.
• Offers a huge selection of eBooks including the new releases, the best sellers, and the award-winner books.
• Download free eBooks.
• A future version will be available for iPad.
• Similar Tools: Mobipocket.
• Also read the Best 6 Sites To Get Free eBooks.

Check out Kobo @ http://kobobooks.com

The iPhone apps link to iTunes store from where you can purchase them immediately. You can also become a member of the site in order to rate, review and share apps. Also follow users, get app recommendations and more.

Features

• Delicious like site for iPhone and other mobile phone apps.
• Find iPhone as well Android, Nokia and other cellphone apps.
• Apps are organized under different categories.
• Register to rate, review and share apps.
• Similar tools: SmokinApps, AndroLib and AppWorldBlackBerry.

Check out Appolicious @ www.appolicious.com [via ReadWriteWeb] (By Abhijeet from Jeet Blog)

Clicking on a particular app shows its minimum requirements, star ratings, screenshots and user comments. To get an app user needs to provide an email address used on his/her BlackBerry device and wait for download link in the email. You can also share apps via email or on social networking sites.

Features:

• Web store for Blackberry apps downloads.
• Search for apps and browse by categories.
• Check out top free, top paid and recent submissions.
• View minimum requirements, star ratings, screenshots and user comments for each app.
• Share apps via email or on social networks.
• Similar sites: SmokinApps.

There were some other MakeUseOf posts for BlackBerry users. Some of the recent cover cool free Blackberry applications and best sites to download free blackBerry themes.

Check out AppWorldBlackBerry @ http://appworld.blackberry.com/webstore

Read description, view screenshots and download apps onto your mobile phone from the website. To receive updates on the newest reviewed apps without visiting the website, you can subscribe by RSS or follow SmokinApps on Twitter at twitter.com/SmokinApps.

Features:

• Discover the latest, useful and entertaining mobile applications.
• Browse apps by a mobile platform (Android, iPhone, Blackberry, Windows Mobile etc.), by tags.
• Filter apps by free/paid, sort by rating and by date.
• Read independent app reviews, view screen shots and download the app’s version for your mobile platform.
• App developers, submit your own apps to be reviewed in the directory.

Check out SmokinApps @ www.smokinapps.com

It works great on Blackberry, Windows Mobile and has a nice app for the iPhone.

Please also note that RideCharge taxi booking currently available only for users within United States.

Features

• Book taxis, sedans, limo and shuttle services online or on your cellphone.
• Currently limited only to US cities.
• Use your mobile phone to track your cab and pay for it.
• Get online receipts for the payments.
• A cool iPhone version of this tool called TaxiMagic is available.

Check out RideCharge @ www.ridecharge.com (By Abhijeet from Appscrazy)

1. Search and choose pictures you like from Flickr.
2. Chose your phone, select wallpaper aspect ratio and click on “Done” button.
3. Wait for BBsnap to generate the wallpaper.
4. Download the wallpaper to your computer or point mobile browser to the provided URL.

Apart from creating wallpapers you can also browse user gallery and download any wallpaper you like.

Features:

• Create wallpapers for your Blackberry phone online .
• Create as many wallpapers as you like.
• Integrated Flickr image search.
• Browse gallery of wallpapers created by others and download the ones you like.
• No sign up or registration needed.

Check out BBsnap @ www.bbsnap.com (via Technospot)

Once it is installed you can start sharing your whereabouts with anyone you like by simply forwarding them your personal SeeMyWhere link. Anyone who has that link can check your location on the map.

The tracking can be easily turned off and stay untraceable at anytime.

Features:

• Share your real time location with others.
• Currently works on most Blackberry phones. More devices are coming soon.
• Option to turn tracking on/off at any time.
• See the location of your friends who have SeeMyWhere installed on their phones.
• Free

Check out SeeMyWhere @ www.seemywhere.com

The only thing you should keep in mind is that in order for GooSync to keep your Google and phone calendars synced it needs to be abe to continuously connect to the internet. So unless your mobile phone plan has an unlimited data plan, you might end up with a hefty sum on your phone bill.

Features:

• Synchronize your Google Calendar with Blackberry, iPhone or almost any other cell phone.
• Supports 100′s of mobile phone, see the full list of supported mobile phone models here.
• Free account lets you sync appointments upto 30 days in advance.
• Bi-directional calendar synchronization.
• Google Apps Support: Synchronize your device with your Google Apps Calendar.
• Premium account with more options is also available.

Check out GooSync @ www.goosync.com

Once you install the Wattpad reader you can start downloading books to your phone. The book reader app provides some nice features such as auto-bookmarking (stop and resume reading at any time), option to adjust scrolling to match your reading speed, and settings to adjust text size and color. It also lets you to search books, browse books by category, rate books, submit your own stories, leave comments, see what’s hot among Wattpad readers and more.

Features:

• Search, browse, read, download and share short stories with friends from mobile.
• Get free access to over 75000 books.
• See most popular titles among Wattpad users.
• Read stories online or download them to your phone.
• Supports Symbian, Windows Mobile, Java phones and BlackBerry devices. Check the full list here.
• Upload and share short stories and jokes with Wattpad community.
• Download book reader app to your mobile phone.

Wattpad demo video

Get Wattpad Book Reader @ www.wattpad.com