1. The XE Currency Converter app quickly provides live, up-to-the-minute exchange rates, then lets you store and view them even when you're offline. You'll never have to wonder if you're really getting a good deal in another country if you have this app.

2. Google Translate is a translation app that lets you do it all: translate in over 100 languages by typing, access 59 languages offline, translate via photo, translate bilingual conversations, and even use the handwriting tool to translate. I PREFER DEEP, IT'S MORE PRECISE.

3. Not sure what to tip when traveling abroad? GlobeTips will advise you on how to tip appropriately in over 200 countries. It also offers a tip calculator for easy calculations. Globe also offers currency converter apps, unit conversion apps, and more that can be useful for travelers.

4. For travelers who travel the world with friends and family or simply share costs between groups, Tricount calculates shared costs and splits bills so you don't have to think twice about who owes what. Simply enter your trip and currency and invite your travel companions to join your trip.

5. Never be confused by Celsius temperatures or suitcase weight in kilos again with the Metric Conversions app.

6. Google Maps is essential when visiting a new city (or even getting around your hometown). You can map locations, get directions (walking, driving, public transit, ride-sharing services, and beyond), and see how crowded your subway will be in certain cities.

7. WhatsApp is a convenient messaging service for travelers abroad because it uses an Internet connection to avoid SMS charges.

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