budbudapp studio makes practical, free mobile apps — resumes, plans, budgets and more. On iPhone and Android.
Helpers you can use with no fees and no sign-up, built to meet your needs — pick one and get on with your day.
SmallFocused apps that do one job well — practical, and light on your phone's storage.
SmartThoughtfully designed to save you time, with the little details that actually help.
Makes life easierEvery app solves a real everyday problem — from your resume to your budget.
FreeFree to use, in 37 languages. We keep things running with light, unobtrusive ads.
Share any comment, idea or opinion with us freely. Tell us about a feature you'd like added to our apps, or an app you need — and let's build it together.
Send an emailPractical guides to travel budgeting, estimating trip costs and preparing for international travel.
A complete workflow for dates, budget, bookings, daily plans, documents and preparation.
Read →A practical checklist for documents, payments, electronics, packing, reservations and final preparations.
Read →A practical packing guide for luggage, carry-on essentials, clothing, toiletries and electronics.
Read →A practical guide to budgeting for transport, accommodation, daily spending and unexpected travel costs.
Read →How to calculate the true cost of a trip, including transport, accommodation, food, activities and exchange fees.
Read →How to balance cards, local cash, ATM fees and currency-conversion choices while travelling.
Read →A compact reference to the currencies, codes and main languages of popular European destinations.
Read →The currency, ISO code and symbol of 200 countries and territories in one searchable table, grouped by continent and up to date for 2026.
Read →Exchange rates, spreads, card conversion, ATM offers and fees explained for travellers.
Read →Organise bookings, addresses, daily plans and essential information so they remain easy to find.
Read →Check-in, baggage, documents, airport transport and connection preparation before flying.
Read →Essential guidance for passports, money, connectivity, airports and arrival on a first trip abroad.
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