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Replace your public email with an inbox that pays you at 21.co

Replace your public email with an inbox that pays you at 21.co

A 21.co profile allows you to charge people to contact you. You can use it anywhere on the internet in lieu of a public email address. Keep the money you earn, or donate it to charity. Because it's based on bitcoin, it works in any country.

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Lily Liu

Avatar for Lily Liu
China; Hospitals; Investing; Bitcoin; KKR; McKinsey; Stanford; Harvard.
Total raised

$116M

Funded over

2 rounds

Latest round

Acquired (Apr 2018)