The Cupertino-based firm has updated its rules for publishing apps on the App Store and has specially mentioned cryptocurrency-related apps.
However, mining for cryptocurrency is only acceptable if "performed off-device", such as in the case of cloud-based mining. There is plenty of competition to solve these equations and section 2.4 of the iOS guidelines require that apps from third party developers need to "use power efficiently", and not "rapidly drain battery, generate excessive heat, or put unnecessary strain on device resources".
Because the App Store is the only way for most people to install software on their iPhones, Apple's new rule also suggests that there may not be any purpose-built apps to mine cryptocurrency either - not that any of these apps would really make any money for users.
Stephens to play Halep for second Grand Slam title
There is no-one else I'd rather lose to than the number one in the world", Stephens, who will rise to four in the rankings, said. Halep has been lights out with her return this tournament and has produced a combined 14 breaks in her last two matches.
A man walks past an electric board showing exchange rates of various cryptocurrencies including Bitcoin (top L) at a cryptocurrencies exchange in Seoul, South Korea December 13, 2017.
Well, it's official, all you crypto enthusiasts out there: Apple's App Store Review Guidelines have been updated to reflect new policies regarding cryptocurrency in apps. This is not a move against cryptocurrency apps in general.
Calendar 2 was then pulled from the App Store and relaunched without the mining element. Before, the guidelines specified apps facilitating cryptocurrency exchange and/or initial coin offerings (ICOs) must comply with all applicable state and federal laws.
Apps may facilitate virtual currency storage, provided they are offered by developers enrolled as an organisation. The guidelines noted: "Cryptocurrency apps may not offer currency for completing tasks, such as downloading other apps, encouraging other users to download, posting to social networks, etc".