The Karma (Akarma) points app is a free mobile application that can be used to track your devotional service activity. The tool also allows a way to assign points for each activity and track your daily, weekly, monthly, yearly totals. You can create bookmarks such as Book Distribution, Temple Seva, Extra Rounds, Reading Srimad Bhagawatam/Bagawat Gita and track points for each.
Details of how to use the app is described in this facebook page.
Please hit like on this page so that your friends in facebook has the opportunity to see it and make use of it.
Also created a summer devotional service challenge that will allow you to post the points you have amassed. Higher the points one post we know that person has done a lot of service.
There is functionality for requesting service, creating activities for other users, creating groups and only sharing with group etc.
Please explore and see if this can be a tool to improve yourself as a devotee of the Lord.