The contacts app on the Phone 15 is great app, but if you're on an Android phone you can't use it, so I created Contacts app for everyone. Your contacts are the most important data in your phone, right? Contacts Phone 15 will deeply analyze your contacts and bring it close to perfection. The built-in intelligence will surprise you. Users say this application is so useful it should be included with every phone. Contacts OS17 will save you hours of work for you. iContacts is an application which