Yes! You can sign up for the Starter Plan with your personal PAN.
GST is not compulsory for using a payment gateway. As per your business model you may require the supporting documents.
Yes, you can accept international payments using BaraniPay payment gateway
No action is required from your end for the settlements. BaraniPay automatically settles the captured payments to your account as per your settlement cycle.
No, GST is not mandatory if your business does not have an annual turnover of over ₹20 lakhs. However, if you do not provide your GST details, you would not be able to claim TDS at the time of filing your tax returns.