Chargebee pricing starts at $99/month for up to 100 paying customers. A free plan is available for your first $50k in revenue.
Additional credit card fees will depend on which one of their supported payment gateways you are using.
Chargify pricing is based on revenues (1.2%) and starts at $149/month.
Additional credit card fees will depend on which one of their supported payment gateways you are using.