Last updated: April 16, 2026
This Privacy Policy explains how hydracheckin.com (“Website”) and the Hydra Check-in application (“Hydra”) handle information.
1. Overview
hydracheckin.com provides access to Hydra and related information.
Hydra is a tool used by event organizers. We do not own or control attendee data processed through Hydra.
In most cases:
You (the event organizer) are the data controller
Hydra operates with a limited processing role
2. Information collected via hydracheckin.com
a) Website analytics
hydracheckin.com uses Google Analytics to collect standard usage data such as:
Page visits
Device and browser type
Approximate geographic location
IP address (anonymized where possible)
More information about how Google processes data can be found here: https://policies.google.com/privacy
This data is used to understand how the Website is used and to improve it.
3. Information collected by Hydra
Hydra collects minimal technical and usage-related data necessary for operation.
This includes:
License ID (stored in anonymized form as an integer)
Historical number of check-ins
Last connected timestamp
Identifier of the last application instance used
This data does not include attendee personal information.
4. Attendee data
Hydra processes attendee data provided by you through integrations such as the Hydra Bridge plugin.
This data may include:
Name
Email
Ticket identifiers (barcode/QR)
Check-in status
Hydra does not store or process this data on its own servers.
5. Data flow and access
Hydra uses a direct communication model between the application and your server (e.g., WordPress with Hydra Bridge).
hydracheckin.com is not involved in this data exchange.
We do not have access to:
Attendee personal data
Ticketing data
Any sensitive information exchanged in this process
6. What we never see
To be explicit:
We do not see your attendees.
We do not see your tickets.
We do not see what happens at your event.
Hydra does not route attendee data through our infrastructure.
7. Payments and third-party processing
All payments, billing data, and customer information entered during purchase on hydracheckin.com are processed exclusively by Freemius. More information about how Freemius processes data can be found within their Privacy Policy found here: https://freemius.com/privacy/
Neither hydracheckin.com nor Hydra store or process:
Credit card data
Billing details
Customer purchase information
8. Local storage and offline mode
Hydra may store attendee data locally on devices to enable offline functionality.
This data remains under your control. You are responsible for securing devices and managing data retention.
9. How we use data
Data collected via hydracheckin.com and Hydra is used to:
Provide and maintain the Service
Enforce licensing and usage limits
Improve performance and reliability
We do not sell personal data.
10. Data sharing
We do not share personal data with third parties except:
When required by law
When necessary for infrastructure providers
11. Data retention
hydracheckin.com retains only the data necessary for operating the Website.
Hydra does not store attendee data; such data remains under your control.
12. Security
We take reasonable measures to protect data, but no system is completely secure.
You are responsible for:
Securing your devices
Managing access to your systems
13. Your rights
Depending on your jurisdiction (e.g., GDPR), you may have rights to:
Access your data
Request correction or deletion
Object to processing
Requests related to attendee data should be directed to the event organizer.
14. Changes to this policy
We may update this Privacy Policy from time to time.
15. Contact
For privacy-related questions, contact: legal@hydracheckin.com