Table 1

Features of the app and website linked with corresponding elements of the HelpMeDoIt! logic model (figure 1)

Logic model componentsAssociated app and website components
ParticipantHelper
Facilitate and encourage social support
  • ‘Nominate your helper’ feature on app

  • Two methods of interaction via app

  • Guidance on website

  • ‘Nominate your helper’ feature on app

  • Two methods of interaction via app

  • Guidance on website

Provide support to helpers
  • Animated smile feature on app

  • Guidance on website

Encourage and provide support for goal setting, action planning and problem solving
  • Guidance on website

  • Goal categories and templates on app

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • View participants’ goals via app

  • Encouragement and advice via daily app messages/tips

Facilitate and encourage self-monitoring
  • Self-monitoring and progress graphs feature on app

  • Self-monitoring guidance on website

  • View participants’ progress on app

  • Self-monitoring guidance on website

  • Helper guidance on website

Share tips
  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

Support self-efficacy
  • Self-monitoring and progress graphs feature on app

  • Motivating messages received via app for goal progress

  • Weekly email summary report

  • Motivational messages from helpers

  • Receiving animated smiles.

  • Helper guidance via website

  • Instant method of interaction via app with animated smiles

Boost motivation
  • Self-monitoring and progress graphs

  • In-app reward of medals/trophies for regular login and progress

  • Encouragement via animated smiles from helper

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • In-app reward of medals/trophies for frequent login and input

  • Encouragement via animated smiles from participants

  • Helper guidance via website

  • Encouragement and advice via daily app messages/tips

Provide healthy eating advice
  • Guidance on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Encouragement and advice via daily app messages/tips

Provide physical activity advice
  • Guidance on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Encouragement and advice via daily app messages/tips

Provide behavioural control/well-being advice
  • Guidance on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Encouragement and advice via daily app messages/tips

Facilitate encouragement, feedback and reinforcement
  • Animated smiles feature on app

  • Encouragement and advice via daily app messages/tips

  • Messages from helpers

  • Guidance on website

  • Animated smiles feature on app

  • Encouragement and advice via daily app messages/tips

Promote physical activity
  • Physical activity goal category and templates

  • Guidance on website

  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

Promote healthy eating
  • Healthy eating goal category and templates

  • Guidance on website

  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

Promote overall well-being
  • Well-being goal category and templates

  • Guidance on website

  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Top 10 tips feature on website

  • Encouragement and advice via daily app messages/tips

Opportunities for social comparison and learning from peers
  • Case stories feature on website (to be added after stage 2 commences)

  • Helper interaction

  • Case stories feature on website (to be added after stage 2 commences)

Promote autonomy
  • Encourage customisation of goals

  • Ability to add own goals

  • Encouragement and advice via daily app messages/tips

  • Website and app designed in an autonomy supportive way

  • Personalisation of settings

  • Guidance on website to support participant to set own goals in an autonomy supportive way

  • Encouragement and advice via daily app messages/tips

Provide social support (instrumental and emotional)
  • Guidance on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Encouragement and advice via daily app messages/tips

Support ongoing goals around physical activity, diet and well-being
  • Guidance on website

  • Encouragement and advice via daily app messages/tips

  • Guidance on website

  • Encouragement and advice via daily app messages/tips