Yes, users can access SigFig.com on their mobile devices. The platform is designed to be mobile-friendly, allowing clients to manage their investments and view their portfolios conveniently from smartphones or tablets. Users can navigate through various features, including account management, performance tracking, and investment insights, directly on their mobile browsers. However, it is always advisable to ensure that the web browser being used is up to date for the best possible experience. For those who prefer dedicated applications, it is worth checking the current web page for any information regarding mobile app availability, as it could enhance the user experience further. Overall, mobile access allows for flexibility in managing investments and making informed decisions on the go.