SharperSunday LLC ("SharperSunday," "we," "us," or "our") operates the SharperSunday mobile application and related services available at sharpersunday.com (collectively, the "Service"). This Privacy Policy explains what information we collect, how we use it, who we share it with, and the rights you have over it.
By using the Service, you agree to the collection and use of information in accordance with this Policy. If you do not agree, do not use the Service.
SharperSunday LLC is a limited liability company organized under the laws of the State of Maryland, United States. Our mailing address is 306 W Redwood St STE 201, Baltimore, MD 21201. You can reach us at support@sharpersunday.com.
We collect only the information needed to operate the Service. Categories of information we collect:
When you connect your Sleeper account, we fetch the following from Sleeper's public API:
We do not access your Sleeper password, payment information, or private messages.
We use the information we collect to:
We do not sell your personal information. We do not use your information to build advertising profiles for third parties.
When you use AI features (chat, trade evaluator, league lore reports, win window advisor, etc.), the relevant context — your roster, league settings, and the question you asked — is sent to our AI provider, Anthropic, for processing. Anthropic processes the data to generate a response and, per their terms, does not use API content to train their models.
We never send Anthropic your email address, push token, payment information, or any data that personally identifies you outside the fantasy-football context.
We share information with the following third parties strictly to operate the Service. Each provider is listed with the category of data they receive and a link to their own privacy policy.
| Provider | What they receive | Purpose | Their privacy policy |
|---|---|---|---|
| Sleeper | Your Sleeper user ID (for read-only API access) | Fetching public league/roster data | https://sleeper.com/privacy |
| Anthropic (Claude AI) | Roster, league settings, your question text | Generating AI responses | https://www.anthropic.com/legal/privacy |
| Apple | Subscription transaction state | iOS in-app purchase processing | https://www.apple.com/legal/privacy/ |
| Subscription transaction state | Android in-app purchase processing | https://policies.google.com/privacy | |
| RevenueCat | Subscription state, anonymized user ID | Cross-platform subscription management | https://www.revenuecat.com/privacy |
| Vercel | Server logs, IP addresses (for API requests) | Hosting our backend | https://vercel.com/legal/privacy-policy |
| Upstash | Push tokens, trial timers, referral codes (keyed by Sleeper user ID) | Server-side state storage | https://upstash.com/trust/privacy.pdf |
| Expo | Push notification tokens | Push notification delivery | https://expo.dev/privacy |
| Resend | Email address (for transactional emails) | Sending support replies and waitlist confirmations | https://resend.com/legal/privacy-policy |
| PostHog | Pseudonymous event data (linked to a stable user identifier), device info. No IDFA or cross-app identifiers. | First-party product analytics only | https://posthog.com/privacy |
| Sentry (when enabled) | Crash and error reports | Crash and error monitoring | https://sentry.io/privacy/ |
We do not sell, rent, or trade your information with any other third party for their independent commercial purposes.
If you are in the European Economic Area or the United Kingdom, our legal bases for processing your personal information are:
We use industry-standard technical and organizational measures to protect your information, including:
No system is perfectly secure. If we experience a data breach affecting your information, we will notify you as required by Maryland's Personal Information Protection Act (generally within 45 days of discovery) and any other applicable law.
We retain your information only as long as we need it to provide the Service:
Depending on where you live, you may have the following rights regarding your personal information:
To exercise any of these rights, email support@sharpersunday.com from the address associated with your account. We will respond within 30 days.
If you are a California resident, you have the right to:
In addition to the rights above, you may lodge a complaint with your local data protection authority if you believe we have processed your information unlawfully.
Under the Maryland Online Data Privacy Act, Maryland residents have the right to:
We do not sell personal data, do not engage in targeted advertising, and do not use profiling to make decisions that have legal or similarly significant effects. We also commit to data minimization — we collect only what we need to operate the Service.
To exercise any MODPA right, email support@sharpersunday.com from the address tied to your account. We will respond within 45 days. If we decline your request, you have the right to appeal — instructions will be included in our response.
Residents of Virginia, Colorado, Connecticut, Utah, Texas, Oregon, Montana, Delaware, Iowa, New Hampshire, New Jersey, Minnesota, and Rhode Island (and any other state whose comprehensive consumer privacy law applies to us) have rights substantially similar to those described in §9.1 and §9.3. To exercise any of these rights, email support@sharpersunday.com from the address tied to your account.
You can delete your SharperSunday account at any time:
Deletion immediately wipes:
A record that the account was deleted (and the date) is retained for up to 90 days for support and audit purposes, then permanently removed.
You can also request deletion by emailing support@sharpersunday.com from the address tied to your account. We will complete the deletion within 30 days.
Note: Deletion does not automatically refund or restore subscriptions. Subscriptions purchased through Apple or Google must be canceled separately in your Apple ID or Google Play account settings.
The Service is not directed at children under 13. We do not knowingly collect personal information from anyone under 13. If you are a parent or guardian and believe your child has provided information to us, please email support@sharpersunday.com and we will delete it.
The Service is operated from the United States. If you access the Service from outside the United States, your information will be transferred to, processed, and stored in the United States, where data protection laws may differ from those in your country. By using the Service, you consent to this transfer.
We may update this Privacy Policy from time to time. When we do, we will:
Your continued use of the Service after the effective date of an updated Policy constitutes acceptance of the updated terms.
If you have any questions about this Privacy Policy or how we handle your information, contact us:
SharperSunday LLC, organized under the laws of Maryland.
Last updated: 2026-05-14