Alttex is a revolutionary system which consists of a decentralized crypto exchange, crypto messenger, and crypto safe. Our system allows individuals to buy cryptocurrencies from any invest the entire world with any bank card. Alttex is a unique system for mobile devices, which combines all the advanced level technology of blockchain. Here, each user can trade easily and safely, need acquisitions, create transfers of different coins. Also, the crypto messenger gets the possibility of transferring various information for individual and commercial purposes, trade voice communications, produce secure boards, utilize a customizable store, in which everyone can offer and buy products with cryptocurrencies, make outbound calls to any mobile numbers around the 4 world minimum cost. Smart safe gives each user a chance to store their cryptocurrencies properly, to get drive notifications to upgrade the current balance, changes inside rates and information everyday.