Shopier app is used by sellers as a payment option for Etsy. The sellers should choose "Other" payment option in Etsy to use Shopier app. Whenever an order is received by the seller in Etsy, a payment link is generated and sent to buyer's email address. Buyer pays with that link to the selller via Shopier secure payment platform. Sellers can monitor all transaction history via Shopier app.
In order to use Shopier app, the seller should signup for the service first. After onboarding process the seller is ready to use Shopier app. There is no charge for signing up and for the app.