Blockchain.info is a bitcoin block explorer service, as well as a cryptocurrency wallet supporting bitcoin, Bitcoin Cash, and Ethereum. They also provide Bitcoin data charts, stats, and market information.
Launched in August 2011, the service provides data on recent transactions, mined blocks in the bitcoin blockchain, charts on the bitcoin economy, and statistics and resources for developers. Information from and links to the website are common in media coverage and in bitcoin forums. The Blockchain.info mobile app for Android allows users to securely send and receive bitcoins and browse blockchain information. In December 2013, the company acquired ZeroBlock LLC, makers of the leading mobile bitcoin app.
Blockchain.info was the world's most visited bitcoin website in 2013, with over 118 million page views and over 3 million unique visitors in November 2013, and in January 2014 Blockchain.info reached one million user wallets.
In February 2014, Apple Inc. removed the Blockchain app from the iOS App Store, prompting a harsh response from Blockchain and public outcry in the bitcoin community, most notably within the Reddit community. In July 2014, Apple reinstated the app.
In October 2014, Blockchain.info closed a $30.5 million fundraising round from Lightspeed Venture Partners and Mosaic Ventures, which was the biggest round of financing in the digital currency sector at that time.
In December 2014, Blockchain.info became one of the first prominent bitcoin wallets to offer a dedicated hidden service on the Tor network, at blockchainbdgpzk.onion, for users who desire to conduct bitcoin transactions with greater privacy and lesser third party surveillance, as well as to provide end-to-end encryption for Tor users who were previously vulnerable to malicious exit nodes sniffing their keys and stealing their bitcoins.
In early 2015, the company passed 3 million wallets created using their services.
In August 2015, Blockchain.info's CEO Peter Smith was invited to accompany then UK Prime Minister David Cameron on a tour throughout southeast Asia to engage with local representatives about the UK's leading role as a global fintech hub.
Also in August 2015, Blockchain.info passed 4 million wallets created using their services.
In March 2016, Blockchain.info has announced the introduction of ‘Dynamic Fees’ on transactions within its wallet.
Transaction volume had exceeded 100 million by August, 2016.
In September 2017, Blockchain.info announced that it has partnered up with Unocoin in its bid to enter the Indian market.
In January 2017, Blockchain.info has announced that they have begun offering users in 22 states the ability to buy and sell Bitcoin. According to the announcement, the company plans to continue adding services for US-based clients, including Ether and Bitcoin Cash exchanges in coming days.