tools

www.gochengdoo.com — So you splurged on a new iPhone (or iPod Touch, or iPad), and now you've been forced onto a strict budget. The good news is that there are many free applications that can harness the power of your new gadget to help you improve your Chinese. The bad news is that the selection you'll find in the app store is somewhat overwhelming.

toshuo.com — This tool converts pinyin and tone numbers into pinyin with tone marks above the correct vowels. It's fully written in Javascript, so it's very fast and doesn't require page loads.