Moving countries is a project with a hundred moving parts. No app does the move for you. But the right setup keeps the parts from falling on the floor, and the wrong setup means discovering at midnight that nothing is backed up. Here is the full stack, layer by layer.
Start with the checklist layer. A pre-departure checklist app for international students is the backbone: documents, visa dates, insurance, forex, housing, flights. Everything dated, everything with reminders. This is the app you open every morning for the month before departure. If an app cannot nag you properly, it is decoration.
Add the document layer. Passport, visa, admission letter, housing contract, vaccination records. Scanned, backed up to cloud, accessible offline. If your luggage goes missing, your documents should already be on your phone. Twenty minutes of scanning. People skip it for years. Do not be people.
Add the money layer. Currency converter (XE Currency is the familiar free one), a low-fee transfer option (Wise is the well-known choice), and your bank's app with international use enabled. Test all three with small transactions before you fly. Actually test them. "It should work" is not a test.
Add the arrival layer. Offline maps of your new city, downloaded in advance on home wifi. A housing app for the first-week landing pad. Your university's app if it has one, for orientation schedules and campus maps.
Add the communication layer. Whatever your family uses, installed and tested. Plus a local eSIM, or a concrete plan for getting a SIM on day one. "I will figure it out at the airport" is how you spend your first evening phoneless.
One caution: some relocation apps bundle SaaS partner offers for international students. Discounts on insurance, banking, shipping. Some are genuine deals. Some are ads wearing a costume. Compare every "exclusive offer" against the normal price before you bite. I have seen "student discounts" that were worse than the regular price. Check.
That is the full stack. Set it up over a week, not the night before. Any student relocation app download goes better with time to spare. And if you would rather have a human build the timeline with you, the pre-departure concierge at studyabroadadvisor.fyi does exactly that. The move is stressful enough. The system should not be.