Your constituents and members can access the portal via a mobile app. The mobile app offers all the same features as the desktop version. The app can be downloaded at:
Google Play - AssociationSphere: https://play.google.com/store/apps/details?id=com.associationsphere.portalapp
Apple iTunes - iOS AssociationSphere: https://apps.apple.com/us/app/associationsphere-portal/id6758163925