While there are hundreds of portable apps available out there, but the question is to choose the best one. Summoned on first, if in case, you don’t know what portable apps are all about, than to cut in short, portable apps are the one which you can explore and install on a USB stick or an external hard drive or any portable drive you carry with you. If you are thinking in to buy a new portable, you can look for in free ads sites as there are many portable ads would be interesting for you although I did the roundup of some of the best portable apps for you.
Note: Just for a note, from time to time, I plan to keep on updating this list as more apps I try myself.
Based on the AutoHotkey language, DropboxPortableAHK can put your dropbox on your USB-Stick and have it with you all the time and can select which folders should be synchronized to your folder (Selective Sync).
AutoHotkey offers you fast scriptable desktop automation with hotkeys. You can define hotkeys for the mouse and keyboard, remap keys or buttons and autocorrect-like replacements as well as create standard Graphical User Interfaces with controls for user entry or presentation. AutoHotkey is open source software. It is completely free for personal and commercial use.
WriteMonkey is an awesome and amazing full-screen text editor for distraction-free editing.
Notepad++ Portable is the handy Notepad++ text editor packaged as a portable app so you can do your development on the go.
PNotes lets you bring sticky notes to your desktop and help you remember all of your important things to you.
Xleaner lets you clean your Windows with an ease with letting you clean all the junk files.
ClipTrap watches the clipboard and keeps track of copied text in its window.
SnapTimer is a simple, free, portable countdown timer for Windows. It display time in the taskbar, as a hint in the tray and even in the right-click menu of the tray icon.
7-Zip Portable is the popular 7-Zip packaged as a portable app, so you can take your file archiver with you and work with your compressed 7z, ZIP, GZIP, BZIP2, TAR, RAR files and more on the go.
Password Agent is an easy-to-navigate password management program that allows you to store all your passwords, secret notes and data snippets in a single, secure database.
TrueCrypt can run in so-called portable mode, which means that it does not have to be installed on the operating system under which it is run.
XAMPP is an easy to install Apache distribution containing MySQL, PHP, and Perl. Just download and start the installer and you are done.
Fotografix is a lightweight image editor with advanced features for photographers and designers.
XnView Portable is an easy-to-use photo viewer, organizer and converter. It’s packaged as a portable app, so you view and alter your photos on the go. It’s freeware for personal and educational use.
Pidgin Portable is the versatile Pidgin instant messaging client packaged as a portable app, so you can take your IM settings and buddy lists with you.
Songr is a cloud music player that streams and downloads music from multiple web services, including Grooveshark, Prostopleer, MusicSearch, YouTube and many others (including the music already on your computer).