Venmo
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Venmo is owned by Paypal "We’re owned by PayPal, a global leader in digital payments. We’re proud to be part of the pack." https://venmo.com/about/us/
"Venmo, which is owned by Paypal , makes transactions viewable on a public feed by default unless users change preferences to make them visible only to friends or only to the two parties involved in a transaction." https://www.marketwatch.com/story/the-scary-reasons-you-should-make-your-venmo-account-private-2018-07-17