You can customize the Account Dashboard to include only the Activity types that you need your reps to use.

The Activities Bar and the Menu can be customized to display the activities that you need for your sales reps.

You can decide which activities to display and sort them.

Go to Settings  -> Accounts -> Account Dashboard Layout

Edit Activities Toolbar 

Drag from the Available Fields to the Layout.

Arrange the Activities you drag in the order you require them to appear on the Account Dashboard.

The Activities Bar sorting will position the activities beginning at the top of the list from right to left. 

Click on the pencil edit icon to modify the title of the Activity to your language/preference.

Save.

After syncing Pepperi on the tablet, the Account Dashboard activities will appear as you have selected and sorted them in the Activities and Toolbar tabs.