Someone used an app and on that app magreb was 2 or 3 minutes earlier than on other apps. The whole Ramadan they broke their fast with the app where magreb was 2 or 3 minutes early (this is a trustworthy salafi app). What should they do now?

Ustadh AbdulAziz al-Haqqan

If it is trustworthy then make sure don't jump into conclusions