Schedule of enrolment and follow-up assessments
| Baseline | Follow-up weeks | |
| Initial screen | √ | |
| Informed consent | √ | |
| Eligibility screen | √ | |
| Demographic and smoking characteristics | √ | |
| Motivation and confidence in quitting | √ | |
| Assessment of Nicotine dependence by FTCD | √ | |
| Randomisation, intervention/control initiation | √ | |
| Instruction for using app | √ | |
| Cigarette consumption | √ | |
| Weight/weight gain | √ | √ |
| Abstinence | √ |
Window period for each data collection date is −1~+4 days.
FTCD, fagerström test of cigarette dependence.