No. Credit once purchased can be used for lifetime. It continues to function even if you cancel your plan.
All plans are subscription based so payment are done once a year automatically. If you don't wish to continue the service, please cancel your subscription before renewal date.
In order to protect server resources from abuse, we pose certain restriction while using our API. Please refer to our API documentation for more details. There is also limitation on how long your generated PDF will be stored in our server.
We don't store any data you send our way via API. Any data you send is processed immediately. Generated PDF are deleted periodically. Please refer to our API documentation for more details.