Providing software and mobile applications to enable consumers and businesses to manage, use and transfer digital assets, cryptocurrency and other ledger technologies; providing software and mobile applications for use in accessing, reading, tracking, and using blockchain technology; providing on-line non-downloadable computer software for use in managing and using blockchain technology and computation thereof; providing a website featuring technology that enables users to engage in cryptocurrency verification services; platform as a service (PAAS) featuring computer software platforms for the deployment, transfer, and management of fiat and cryptocurrency; software as a service (SAAS) featuring computer software for the management, use and transfer of digital assets, cryptocurrency, crypto-collectibles and application tokens; providing a secure electronic online system featuring technology which allows creation, issuance, distribution, sale, transfer, and storage of blockchain-based tokens, coins, cryptocurrencies and other crypto assets; providing computer application software for mobile phones, namely, software for administrating and managing crypto-currency transactions for use with block chains; providing electronic storage of digital assets for others