Bison Ladder — Privacy Policy
Last updated: August 2026
Bison Ladder ("the App") is a pickleball ranking and match-tracking app built exclusively for Bucknell University students. This policy explains what information we collect, how it's used, and your choices.
Who Can Use Bison Ladder
Access is restricted to individuals with a valid @bucknell.edu email address. Email confirmation is required at signup to verify account ownership.
Information We Collect
- Account information: your name, Bucknell email address, and class year.
- Match data: match results you or your opponents submit, including scores, dates, and computed Elo rating changes.
- Chat messages: messages you send in the in-app club chat, which are also relayed to and from the club's GroupMe group.
- Push notification token: a device identifier used solely to deliver match-confirmation and chat notifications to your device.
- Poll responses: your "going today" attendance responses, visible to other club members.
How We Use Your Information
- To operate core features: leaderboards, match verification, Elo calculations, and skill-tier assignment.
- To send push notifications for match confirmations and new chat messages.
- To relay chat messages between the app and the club's GroupMe group.
What We Don't Do
- We do not sell or share your personal information with third parties for advertising or marketing purposes.
- We do not use your data to serve ads.
Third-Party Services
Bison Ladder uses the following services to operate:
- Supabase — database, authentication, and backend hosting.
- Expo / Expo Push Notifications — delivering push notifications to your device.
- GroupMe — relaying chat messages, if you participate in the linked club chat.
Data Retention
Your account and match history are retained as long as your account remains active. You may request deletion of your account and associated data at any time by contacting us (see below).
Your Choices
- You may disable push notifications at any time through your device's notification settings.
- You may request account deletion by contacting us using the information below.
Children's Privacy
Bison Ladder is intended for use by Bucknell University students and is not directed at children under 13.
Changes to This Policy
We may update this policy from time to time. Continued use of the app after changes constitutes acceptance of the updated policy.
Contact Us
Questions about this policy or your data? Contact: oap002@bucknell.edu