The 22 best apps for business travelers

Currency converter Oanda is a useful tool for international travelers. The app allows you to convert between currencies using up-to-date rates.

Available on: Android and iOS.

Cost: Free

Hopper tells you "when to fly and when to buy." The app will track your route and alert you when the best price becomes available.

Available on: Android and iOS.

Cost: Free

Keep track of your loyalty programs with AwardWallet. This app allows you to view your frequent flyer miles as well as your hotel and credit card points all in one place. You can check your balance at any time, even if you're not online.

Available on: Android and iOS.

Cost: Free

Get real-time status updates on any commercial flight worldwide. FlightAware allows you to track your flight and updates you if there are any delays or changes to arrival or departure.

Available on: Android and iOS.

Cost: Free

If you're traveling abroad and want to chat with family or friends without the high charges, use the Skype app for free calls and messaging. You can also set up a video conference with up to 10 people if you need to host a meeting.

Available on: Android and iOS.

Cost: Free

Travel fare aggregator Skyscanner enables you to find the best flights to suit your trip. The app will link you to various airline and travel agent websites when you choose the best timings and price to suit you.

Available on: Android and iOS.

Cost: Free

If you haven't got a car booked and want to skip the taxi line, download Uber and catch a ride wherever you are. The charges go straight onto your card, so you don't need to worry about carrying cash.

Available on: Android and iOS.

Cost: Free

SeatGuru lets you find your ideal seat on the plane and get real-time flight status alerts directly to your phone. Customer reviews and photos also mean that you can avoid any unpleasant surprises and make sure you have the seat you want before you sit down.

Available on: Android and iOS.

Cost: Free

If you are traveling internationally and don't speak the language, avoid any embarrassing situations by downloading the Google Translate app. It will translate anything into 100 different languages.

Available on: Android and iOS.

Cost: Free

If you haven't booked a hotel, don't fret. HotelTonight will scan the area to find last-minute deals on hotels for up to 7 days in advance.

Available on: Android and iOS.

Cost: Free

If your traveling by car and don't know the city well, Parkwhiz will help you find a parking space in a secure garage or parking lot in 160 different cities nationwide. Shop around to find the best rates available and reserve in advance.

Available on: Android and iOS.

Cost: Free

If expenses are what you dread most about a business trip, Concur will take away all the hassle. You can photograph receipts, import charges on your credit card, and edit expenses directly on the app. You can also link it to Tripit to keep all of your itineraries and expenses in one place.

Available on: Android and iOS.

Cost: Free

You don't need to be a frequent flier to access exclusive lounges anymore. LoungeBuddy allows you to view and book entry into participating lounges across the world for a one-time charge.

Available on: Android and iOS.

Cost: Free

If corporate hotels aren't your thing, find a home away from home with Airbnb. You can search and book rooms or entire apartments and houses directly on the app. Check out the customer reviews to find the best hosts.

Available on: Android and iOS.

Cost: Free

If you have a complicated journey ahead of you, use Rome2rio to find the most time- and cost-efficient way to get there. It will plan any route you need globally.

Available on: Android and iOS.

Cost: Free

Stay in contact with family and friends with WhatsApp's calls and instant messenger service. You can set up group conversations to contact multiple people at once.

Available on: Android and iOS.

Cost: Free

Don't risk losing all your work. Evernote makes it easy to write up and organize notes while you're away from your desk. You can sync the app across all your devices to access your notes whenever you need them.

Available on: Android and iOS.

Cost: Free

If you don't have time to sift through emails while you're away, Slack is a fast way to communicate with colleagues. The app allows you to send real-time private and group messages as well as share and edit documents.

Available on: Android and iOS.

Cost: Free

ClassPass is a monthly fitness membership that gives you more flexibility than a gym. Its credit system gives you access to local gyms and studios shown on the app. There's also ClassPass Flex, which allows you to sign up for classes in other cities when you travel, providing you still use more than half of your credits in your hometown each month.

Available on: Android and iOS.

Cost: Free. Membership rates vary by city.

Rather than traipse around with all of your documents, Google Drive lets you keep your work in one place. Share and edit these documents with colleagues, and it will instantly store any changes you make.

Available on: Android and iOS.

Cost: Free