RunSizer
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Privacy Policy

Last updated: April 2025

Who we are

RunSizer (runsizer.com) is a running shoe price comparison website operated in the United Kingdom. We help runners find the best prices across UK retailers. You can contact us at hello@runsizer.com.

What data we collect

RunSizer does not require you to create an account. We collect minimal data:

  • Usage data — anonymous information about how you use the site (pages visited, search terms, browser type) collected via analytics tools. This data cannot be used to identify you personally.
  • Cookies — we use essential cookies to make the site function correctly, and analytics cookies to understand how visitors use RunSizer. See the Cookies section below.
  • Contact messages — if you email us, we store your email address and message in order to respond to you.

Affiliate links

RunSizer uses affiliate links to retailers. When you click a "Buy now" link and make a purchase, we may earn a small commission from the retailer at no extra cost to you. This is how we fund the site. Prices shown are always the retailer's actual selling price — affiliate commissions do not affect the prices you pay.

How we use your data

  • To provide and improve the RunSizer service
  • To understand which shoes and features are most useful to visitors
  • To respond to enquiries sent to us by email

We do not sell your data to third parties. We do not use your data for targeted advertising.

Cookies

We use the following types of cookies:

  • Essential cookies — required for the site to function. Cannot be disabled.
  • Analytics cookies — help us understand how visitors use the site. These are anonymous and aggregate only.

You can control cookies through your browser settings. Disabling analytics cookies will not affect your ability to use RunSizer.

Third-party services

RunSizer uses the following third-party services which may process data on our behalf:

  • Vercel — website hosting (vercel.com)
  • Supabase — database infrastructure (supabase.com)
  • AWIN — affiliate network for tracking retailer referrals

Your rights (UK GDPR)

Under UK GDPR you have the right to:

  • Access any personal data we hold about you
  • Request correction of inaccurate data
  • Request deletion of your data
  • Object to processing of your data

To exercise any of these rights, email us at hello@runsizer.com.

Changes to this policy

We may update this policy from time to time. The "last updated" date at the top of this page will reflect any changes. Continued use of RunSizer after changes constitutes acceptance of the updated policy.

Contact

Questions about this policy? Email hello@runsizer.com.