Yes, both PuBilling and Billsby offer a Free Trial.
PuBilling is designed for Medium Business and Small Business.
Billsby is designed for Large Enterprises, Medium Business and Small Business.
The starting price of PuBilling begins at $39/Month, while pricing details for Billsby are unavailable.
Some top alternatives to PuBilling includes ReclaimAI, ZoomInfo InboxAI, Stripe Billing, Servicebot, Subill, Billsby, MightyDash, Servicejoy, Recurly, Qualified, Workvivo, Pricewell, IFTTT and Payvoice.
Some top alternatives to Billsby includes Chargezoom, Chargebee, OneBill, Stripe Billing, Servicebot, Subill, BillingPlatform, Cheddar, ChimpCharge and ReCharge.