Privacy Policy

Last updated: April 2026 • Big Bulldog UK Ltd • Company No. 15946705

This Privacy Policy applies to the following services operated by Big Bulldog UK Ltd:

• CallBack (callbackapp.co.uk) — missed call SMS follow-up service
• LatePay (latepay.co.uk) — invoice payment chasing service

We take your privacy seriously. This policy explains what information we collect, how we use it, and your rights under UK GDPR.

1. Who we are

Big Bulldog UK Ltd is registered in England and Wales (Company No. 15946705). We are the data controller for the personal data collected through our services.

You can contact us at:

• Phone: 07368 825060
• Email: johnjames@bigbulldog.co.uk

2. What information we collect

We collect the following types of personal data:

• Account information: your name, business name, email address and password when you register
• Payment information: billing details processed securely via Stripe (we do not store your card details)
• Business phone number: used to route calls and send SMS messages via our service
• Customer data (LatePay): names and phone numbers of your customers that you enter into the system for invoice chasing
• Usage data: how you use our service, including log data and device information

3. How we use your information

We use your personal data to:

• Provide and operate our services
• Process payments via Stripe
• Send SMS messages via Twilio on your behalf
• Send you service-related communications such as receipts and account updates
• Improve and develop our services
• Comply with legal obligations

4. Legal basis for processing

We process your personal data on the following legal bases:

• Contract: processing is necessary to provide the service you have subscribed to
• Legitimate interests: to improve our services and prevent fraud
• Legal obligation: where we are required to comply with the law

5. Third parties we share data with

We use the following trusted third-party services to operate our platforms:

• Stripe — payment processing (stripe.com/gb/privacy)
• Twilio — SMS and call handling (twilio.com/en-us/legal/privacy)
• Railway — cloud hosting (railway.app/legal/privacy)
• Cloudflare — security and DNS (cloudflare.com/privacypolicy)

We do not sell your personal data to any third party.

The Big Bulldog name and brand is a registered trademark of Big Bulldog UK Ltd (UK Trade Mark Class 35, Registration No. UK00004105275).

6. Your customers' data (LatePay users)

If you use LatePay, you will enter your customers' names and phone numbers into our system so we can send SMS payment reminders on your behalf. You are responsible for ensuring you have a legitimate basis to share this data with us and that your customers are aware they may receive SMS reminders from your business.

7. Data retention

We retain your data for as long as your account is active. If you cancel your account, we will delete your personal data within 90 days, unless we are required to retain it for legal or financial reasons.

8. Your rights

Under UK GDPR you have the right to:

• Access the personal data we hold about you
• Request correction of inaccurate data
• Request deletion of your data
• Object to or restrict processing of your data
• Data portability
• Withdraw consent at any time

To exercise any of these rights, contact us at johnjames@bigbulldog.co.uk or call 07368 825060.

You also have the right to lodge a complaint with the Information Commissioner's Office (ICO) at ico.org.uk.

9. Cookies

Our websites use essential cookies only — these are necessary for the site to function and cannot be switched off. We do not use advertising or tracking cookies.

10. Changes to this policy

We may update this Privacy Policy from time to time. We will notify you of any significant changes by email or by posting a notice on our website.