> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.smartcertificate.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Does the credit expire after a certain date?

**No, the credits never expire ! **

Bottom line, you can never buy too many credits as they never expire.

| The more you buy, the less you pay per credit.