You are downloading the ClarusTasks XAP file v18.104.22.168 for Windows Phone. ClarusTasks is a free and useful Productivity app: ClarusTasks is a powerful task management app based on David Allen's GTD methodology. ClarusTasks has a beautiful design that complements Metro and ... You can now download the offline XAP file to install & try it.
Download Locations for ClarusTasks 22.214.171.124 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline ClarusTasks XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.