Tanpool-city to city rideshare is a travel and navigation app developed by Tanpool Inc. It is a carpool community app that allows users to connect with others, offer or search for rides, and find parcel services, while contributing to saving gas and the environment. The app is available for free on Android devices.

With Tanpool-city to city rideshare, users can access car ride services in English, simplified Chinese, and Spanish. The app offers a range of features, including the ability to save ride expenses by sharing rides with locals, offer or search for rides, and get instant parcel delivery with live GPS tracking.

One unique feature of the app is the ability to offer a trip and take a passenger or ship a parcel, allowing users to make money while contributing to gas savings. The app also has a dedicated "offer" page that lets users post their trip with the option to take a package, making it easy to find someone to share the ride or delivery with.

Overall, Tanpool-city to city rideshare is a great option for those looking for an eco-friendly and affordable way to travel and make deliveries. Its language assistance and cheap service make it a convenient and accessible option for users worldwide.