Coinseed - Crypto Cashback app is launching globally

[coinseedco]

Coinseed is a crypto cashback app based in the US and we're launching globally. Get up 10% cashbacks for your purchases on Amazon.

download link: https://coinseed.app.link/4PkeJy4Co1
website: https://www.coinseed.co

[LeGaulois]

From FAQ:

No, we don't support cryptocurrency deposits and withdrawals.

The site is defined as a crypto cashback application but people can't cash out in cryptos, only in USD via a bank transfer or credit/debit card.  
What's different from RetailMeNot and all other programs?


There is also a feature about investing but nothing is clearly explained other than

One-time investment: Invest as little as $5 in your crypto-portfolio

The user buys bitcoins or invests in something? Why would you see him buying bitcoins if the site is charging:

Is there a fee?

Yes, we have $1 monthly fee and 1% deposit fee.