LaterDude allows you to have full control over who you have to call back when.
From your Call Log or from your Messages application (on some devices, both work, on others only one works) you select an entry, press Menu then 'Remind me later!' and now a selection pops up when you want to get notified again about calling back
OnToCalendar - This simple application adds a menu item to the email viewer, taking the subject and body of the current email and populating the "Create Calendar Entry" dialog
BeBuzz Free allows you customize the LED color and create repeating audible reminders for incoming and missed calls. Plus it adds customizable vibrate for incoming calls. Finally you an have your BlackBerry vibrates while it is ringing
Role Call Reminders Lite- lets you create a task from an email. The application is designed to work with BlackBerry Tasks or any task application that synchs with BlackBerry Tasks, such as Role Call Tasks.
Features:
1) Messages can be transformed into tasks with just a couple of clicks
Mobile Sermon DB for HanDBase-This database will help you remember last month’s messages or the message you preached last at the pastor’s meeting. Log all of your messages, where you preached them, who you preached them to, categorize them, and much more
My Twitt Enhanced for HanDBase - this application lets you track all your activities during the whole day. It's like twitter but completely private. You can follow precisely all the events you choose to save
TheBirthdayApp - TheBirthdayApp reminds you of the birthdays of your friends and family days in advance. The simple user interface allows you to select how many days in advance and what time of the day you would like to get notified of the birthday of your contact.
Like all our other applications, it does NOT run on background
KuroMissedCall - If you forget your BlackBerry® at home, how do you check a missed call at your office? For email, you may be able to access your mail system via web browser, but it may be difficult to check a phone call to your BlackBerry.
This application sends a notification mail, when your BlackBerry gets a missed call