If you carry phone during your work out session, then performing app initiated or online session is a good option for you. To do online session follow the instructions
1) Make sure your Actofit band is fully charged
2) Make sure your Actofit band is connected with your phone.
3) Go to home screen and click on sync icon
4) Once data is sync, click on "Start New Workout"
5) Now band will connect to the app and orange ring will then become blue
6) Now perform the exercise session and click on the stop button when you are done with your session.
7) Select the muscle that you have performed during this session
8) Your session result will be generated with in next 2 to 3 Minutes