The official Disqus app for Windows Phone devices just got updated to v1.2 with new features like inline browser, recent discussions page, etc,.
NEW IN VERSION 1.2
? New! Inline browser – Disqus Browser (beta) finds Disqus comment threads as you browse your favorite websites. No more leaving the app to view the websites
? New! Recent Discussions page on your Dashboard that shows all the discussions you’ve starred or commented on
? Discussions now show an image and description of the article, if available
? Various minor bug fixes and enhancements
? Localization: Added Portuguese (Brazil), Czech, Danish, Indonesian, Chinese (Traditional), Polish, Turkish. Updated existing Finnish, Italian translations
? Localization: Updated existing Finnish, Italian translations
? Localization: Help topics now available in most languages
Download it here from Windows Phone Store for free.