Yes, you can send email receipts to your customers from the HitPay POS app or from the HitPay Web Dashboard.
HitPay POS App
After successfully charging a customer, enter the email address of customer to send email receipt and click on the send button icon
Alternatively, you can also send an email receipt by navigating to Sales and Reports from the app menu, click on the relevant transaction and click on Send Email Receipt
HitPay Web Dashboard
Click on Transactions from the left menu
Click on Send Receipt