# Use cases

> Teams use temp.cool wherever credentials change hands: helpdesks, agencies, onboarding and suppliers.

- [Swap logins with clients, safely](/use-cases/agencies-and-freelancers/): How agencies and freelancers use temp.cool to receive and send client logins, hosting details and API keys without them piling up in email.
- [Hand out passwords without leaving a trail](/use-cases/it-helpdesks/): How IT helpdesks use temp.cool to send temporary passwords, logins and keys as one-time links instead of leaving them in tickets and inboxes.