Tiny Spell is a free, handy, tiny and Portable Spell Checker that can be used to check the spelling within any Windows application and if necessary, correct any misspellings. It can even monitor typing on the fly and notify the user when it detects a misspelled word. This convenient little spelling checker can also check the spelling of copied clipboard text for errors.
It runs in the taskbar when active and requires less than 1 MB of free space for complete portable installation. Making it worthy to bring with you on a USB flash drive.
Tiny Spell - Spelling Checker
Authors Website: Project Page
Download: Grab the Free Portable Version of this Spelling Checker