User Experience Questionnaire for an Intercultural Recipe App

Q1:I have read the information above and voluntarily agree to participate in this survey.

Q2:Participant ID (optional, for research tracking purposes only)

Q3:Date of survey completion

Q4:What is your age?

Q5:Are you currently an international student?

Q6:What is your first language?

Q7:In which region did you mainly grow up?

Q8:If you selected Other in the previous question, please specify the region here:

Q9:How long have you lived in Germany?

Q10:How confident are you using German for everyday tasks? (1 = Not at all confident, 5 = Very confident)

Q11:How often do you cook per week?

Q12:How often do you use recipe websites or apps?

Q13:Task B1: Find a simple recipe that can be prepared within 30 minutes. How did you complete this task?

Q14:Task B2: Find a substitute for an ingredient that is difficult to buy. How did you complete this task?

Q15:Task B3: Change the interface to your preferred language. How did you complete this task?

Q16:Task B4: Create a recipe containing ingredients and steps. How did you complete this task?

Q17:Task B5: Find a nearby shopping location or community help. How did you complete this task?

Q18:Which task was the most difficult to complete?

Q19:Please explain why you selected the task above as the most difficult (or write N/A if no task was difficult):

Q20:C1: I could quickly understand the information on the home screen. (1 = Strongly disagree, 5 = Strongly agree)

Q21:C2: The main navigation items were easy to find. (1 = Strongly disagree, 5 = Strongly agree)

Q22:C3: The search and filter functions matched my expectations. (1 = Strongly disagree, 5 = Strongly agree)

Q23:C4: The wording in the interface was clear and consistent. (1 = Strongly disagree, 5 = Strongly agree)

Q24:C5: The language-switching function was easy to discover. (1 = Strongly disagree, 5 = Strongly agree)

Q25:C6: The images helped me understand the recipe and cooking steps. (1 = Strongly disagree, 5 = Strongly agree)

Q26:C7: The text size, colors, and information hierarchy were easy to read. (1 = Strongly disagree, 5 = Strongly agree)

Q27:C8: I could understand the relationship between the original and substitute ingredients. (1 = Strongly disagree, 5 = Strongly agree)

Q28:C9: The substitution suggestions provided enough explanation. (1 = Strongly disagree, 5 = Strongly agree)

Q29:C10: I understood how a substitute might affect the dish. (1 = Strongly disagree, 5 = Strongly agree)

Q30:C11: The cultural background information helped me understand the recipe. (1 = Strongly disagree, 5 = Strongly agree)

Q31:C12: The cultural content was respectful and avoided overgeneralisation. (1 = Strongly disagree, 5 = Strongly agree)

Q32:C13: The community and map features did not distract from the main recipe flow. (1 = Strongly disagree, 5 = Strongly agree)

Q33:C14: The feedback after an action made the system status clear. (1 = Strongly disagree, 5 = Strongly agree)

Q34:C15: If I made an error, I felt able to go back and continue. (1 = Strongly disagree, 5 = Strongly agree)

Q35:C16: Overall, I would consider using this app when cooking abroad. (1 = Strongly disagree, 5 = Strongly agree)

Q36:D1: How important is the Multilingual interface feature to you? (1 = Not important at all, 5 = Very important)

Q37:D2: How important is the Local ingredient names feature to you? (1 = Not important at all, 5 = Very important)

Q38:D3: How important is the Ingredient substitutions and ratios feature to you? (1 = Not important at all, 5 = Very important)

Q39:D4: How important is the Visual step-by-step instructions feature to you? (1 = Not important at all, 5 = Very important)

Q40:D5: How important is the Cultural background information feature to you? (1 = Not important at all, 5 = Very important)

Q41:D6: How important is the Local shopping map feature to you? (1 = Not important at all, 5 = Very important)

Q42:D7: How important is the Community exchange feature to you? (1 = Not important at all, 5 = Very important)

Q43:E1: Which feature of the prototype was most helpful, and why?

Q44:E2: Which word, icon, or screen was most confusing? Please describe in detail.

Q45:E3: What information would you need to trust an ingredient substitution suggestion?

Q46:E4: If only one thing could be changed in the prototype, what should it be? Please explain briefly.