There is no dearth of applications, which being as designing apps can help to increase your productivity manifold. Below are some of the cheaper rather free applications available that can help you to bring productivity to higher levels in many respects.

YemuZip: With a simple drag and drop interface YemuZip is a more powerful Zip-archive application to make faster zip files. For YemuZip you can select between PC-compatible format and a Mac format that keeps all the Mac-specific data preserved and intact.

Dateline: It is a linear calendar application on a desktop with a transparent window. Compatible with Mac OS X 10.5 and higher is customizable to current desktops for background and text colors.

DropBox: With price list of free accounts for 2 GB, $99.00 for 50 GB and the $199 per year for 100 GB accounts DropBox is one of the easiest methods to share files with clients without bothering about sever side issues.  As the application runs in the background it let machine to work seamlessly.  This application can be signed and accessed from any browser.  On the application file is shared over SSL and encrypted with AES-256 before storage.

Quicksilver: This is an exceptional tool to create catalogues for frequently used applications, folders and documents. It is unique to note that search grow and automate itself on the basis of daily accomplished work. More by the help of quick silver you can search for address from the address book on the basis of name and telephone number. Ouicksilver is compatible with Mac OS X 10.4 or higher.

aLunch: Application employable with OSX 10.4 or higher version is a very lightweight but powerful application to be run from within the menu bar.

Adobe Kuler: In order to generate color themes Creative Suite 4 applications of Adobe, including Illustrator, Photoshop, InDesign, Fireworks and Flash have an Extension panel that gets connected with Kuler which is a web hosted application.  In order to install Kuler Desktop version you need to have Mac OS X 10.4.11 or Mac OS X 10.5.4 with Adobe Air and Flash Player installed.

Name Changer: Developed for OSX 10.5 this tool saves ample time by renaming batches of files without the mess up of Automator or Photoshop batch change. It provides a number of options for selected text replacement to fully customizable text replacement.

iClockr: To accomplish projects in time, this application schedule them to be accomplished within prescribed timeframe and associate them to a client. And each task within application gets transformed into application’s dock icon. However, duration can be edited for better performances. iClockr is a universal Mac application and runs only on Leopard.

Caffeine: This is the application which lets your Mac to work uninterrupted while on video chatting or having a voice-only-call with a client by dimming the screen and prevent screen saver from starting

iTool: This is the application that provides complete system maintenance and cleaning and provided with user friendly interface..

The Unarchiver: The Unarchiver lets you to extract out more file formats other than .zip like .tar-gzip, .tar-bzip2, .rar, 7-zip, .lhA and stuffIt. Compatible with Mac OS X 10.3.9 is can handle file with better manner for foreign character sets of non English editions of other operating systems.

Paparazzi!: A short application for Mac OS X let user to make screen shot of web pages with definition for minimum size and capture size according to your need and requirement.   Compatible on Mac OS X 10.3 or later it saves screen shot in .jpeg, .pdf, .png or .tiff with additional thumbnail.

Name Mangler: A batch file renamer can accomplish all renaming tasks like   Finding, replacing,Number Sequentially; Change Case; Set Extension; Add Prefix/Suffix; Remove/Insert Characters. It runs natively on both Intel- and PowerPC-based Macs with compatibility for Mac OS X 10.5 or higher version.

CyberDuck: An open source FTP, SFTP-client and also a WebDAV, Mosso Cloud Files and Amazon S3 browser for the Mac has very user friendly interface and quick accessible bookmarks. It can be integrated with external editors too and can change content with ease.

TextWrangler: This application is a powerful text editor, and UNIX and server administrator’s tool. It provides wider range of support for different programming languages with unique find and replaces functionality.

AllBookmarks: A small menu bar item with access browser’s bookmarks for   Safari, Firefox and Flock. It also provides access to the bookmarks on 1Password 1Click bookmarks let you to navigate, fill a form and submit it with ease. It is a Universal Binary application with compatibility for Intel or PowerPC Macs, running OS X 10.4 (Tiger) or Mac OS X 10.5 (Leopard).

DockSpaces: A Universal Binary and Leopard only application has up to 10 different docks to swaped from the menu bar. Each dock can be customized for personal use.

TaskMate: Light task management application when checking off after completion disappears from the desktop and remains visible on sidebar for being toggle on and off.  Running on Mac OS X 10.5 Leopard is a Universal Binary Application.

Symbol Caddy: Dashboard widgets let some specific characters in your access by Keyboard mode copying special characters and HTML mode copying HTML entity code. It is compatible with Mac OS X 10.5.0 or higher version.

iZoom: A  simple application for resizing and cropping photos to be displayed precisely on iPod photo, on the web, or in email messages to friends. The application is provided for Mac OS X, Linux, and Windows. For now it supports only JPEG format.

JumpCut: An application for “clipboard buffering” provides quick, natural, intuitive access to a clipboard’s history. A Universal Binary application is compatible with OS X 10.3.9 or later.