Ninjawords is always training to become more efficient and deadly. Here are the latest upgrades:

Apr 13, 2022

A mobile-friendly UI. Sorry that this is 14 years late :-(
A dark mode version of the site, for those who like to lurk in the shadows!
Use HTTPS by default, to avoid security warnings in browsers.

Dec 19, 2010

Audio pronunciations — for many words you find on Ninjawords, you can now listen to how they are pronounced.
A new tips & tricks page full of ninja secrets.

July 22, 2010

Support for iPhone 4 in the Ninjawords iPhone app.

July 28, 2009

The Ninjawords iPhone app launches, despite much controversy.
This app wasn't maintained with new versions of iOS, and was removed from the store in 2013.

April 15, 2009

Support more words and more links within definitions.

Feb 13, 2009

New condensed presentation for definitions.
More fresh definitions, and lots of bug fixes for displaying those definitions.

Nov 4, 2007

Overhaul the site to be smaller and faster.

Sep 9, 2007

Add support for the iPhone browser.

April 4, 2007

Upgrade the history to support multiple pages.

Feb 26, 2007

Added a history - keep track of previous lookups using the history.
Support browsers with javascript disabled.

Jan 19 2007

You can now add Ninjawords directly to your browser's search bar.
Synonyms! Serve up erudite insults at an alarming rate.
Better support for Internet Explorer 6.

Dec 3, 2006

All lookups are now spellchecked.

Nov 27, 2006

Wiktionary is now being used exclusively instead for all definitions.
Click a word in the body of a definition to look up that word.
Speed improvements.

Nov 15 2006

Ninjawords launches. Welcome to the adventure!