Once live, Cash App users will be able to send bitcoin internationally to any external compatible wallet, including those for family or friends or a self-managed wallet. Users will also be able to send bitcoin to any merchant that accepts Lightning Network payments, with zero fees.
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Block’s Cash App adopts Lightning Network for free bitcoin payments
Dorsey himself had demonstrated interest in the Lightning Network, tweeting back in 2019 that it was a “cool example” of the experimentation taking place among #BitcoinTwitter users. More recently, Block’s bitcoin-focused company, Spiral, presented its Lightning Development Kit (LDK) which offers a way to easily integrate bitcoin payments into any application. The new Lightning integration on Cash App is also powered by Spiral’s LDK — and Cash App is also the first and largest payments app to integrate with LDK at this time, the company notes.
