Your party has a planner now.
Osti creates the plan.
Tracks the details.
Tells you know what’s next.
How it works:
1. Purchase Osti
Choose the option that fits your plans.
2. Claim Your Access
We’ll email you a secure claim link. Sign in or create your GreyDoor Events account.
3. Start Planning
Choose your party, activate Osti, and start planning.
Already planning a party?
Explore GreyDoor Events Free to explore. No purchase required.
How long would you like Osti’s help?
Now that you have a planner, need a party?
Mystery Party
Mystery Party