How to make a standalone crypto wallet from a mobile phone?

Blockchain infrastructure company Parity Technologies has released a new version of its softwareParity Signer, which gives users the ability to turn their old mobile phones into standalone crypto wallets.

Parity Signer v3.0, available on both iOS and Android, is designed for use on a smartphone that needs to be offline at all times, says a post on the company's website — https://www.parity.io.

The application allows users to safely store Polkadot and Ethereum assets and opens up new features such as universal, stand-alone signatures, which facilitate more efficient data transfer.

Parity claims to provideSecurity means a phone containing user accounts cannot be connected to the Internet or to a device that is connected to the Internet. After installing Parity Signer, this phone must be switched to airplane mode so that all types of connections, such as WiFi and Bluetooth, are turned off.

Parity Technologies established withEthereum's co-founder and former technical director and Polkadot project author Gavin Wood, and Jutta Steiner, executive director, and former Ethereum security chief.

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