I know that Text Twist 2 has a section labeled trophies. However, that is only for the paid version that can be downloaded. After checking several sites, including xbox360achievements.org, it does not appear that the web based games offer achievements.
Did this solve your problem?
Sorry this didn't help.
Great! Thanks for marking this as the answer.
How satisfied are you with this reply?
Thanks for your feedback, it helps us improve the site.