If it's summer, that means there's a new season to try out some hot apps. Here are two tools for you to test. In the City Add this app to your packing list! Guides by Lonely Planet is a collection of maps for major cities around the world that can be accessed offline. Each city guide includes recommendations on restaurants and attractions, a currency converter and budgeting tips. #Instafood Filters make all the difference for selfies, so why not apply them to food? Foodie is a filter app that preps food images for Instagram. Filters are named after different tastes and textures, like barbecue and sweet or chewy and crispy. There’s also a best angle feature to help you take the best shot.