You are downloading the Message Me Secret XAP file v220.127.116.11 for Windows Phone. Message Me Secret is a free and useful Productivity app: Updated to Version 2.0!!The All new Message Me Secret App has gone through a complete Overhaul, both in UI as well as Core Functionality. ... You can now download the offline XAP file to install & try it.
Download Locations for Message Me Secret 18.104.22.168 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Message Me Secret XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.