Engaging across dimensions of diversity: A cross-national perspective on mHealth tools for managing relapsing remitting and progressive multiple sclerosis.

•Mobile technologies offer opportunities for real-time assessment of symptoms of MS.•Acceptability of these tools for patients needs careful consideration.•We report on the views of people with MS on potential barriers and facilitators.•There is a need to consider fluctuating physical status in the design of resources.•Perceived costs need addressing in the context of providing choice and control.