PCBottleneck

Privacy Policy

Last updated: May 16, 2026

TL;DR: We collect minimal data. We don't sell it. Your saved builds stay in your browser. The calculator works with no account and leaves no server-side trace of what you tested.
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No Account Needed

The calculator works fully without any login or registration.

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Local Storage Only

Saved builds are stored in your browser, not our servers.

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No Data Selling

We never sell, rent, or share your personal data with third parties.

1. Who We Are

PC Bottleneck Calculator is an independent website providing free hardware bottleneck analysis tools. We are not affiliated with any hardware manufacturer, retailer, or benchmark organization.

This Privacy Policy explains how we collect, use, and protect information when you use our website and tools.

2. Information We Collect

2a. Information Collected Automatically

When you visit our website, our hosting provider and analytics tools may collect standard web server logs, including:

  • Your IP address (anonymized after 24 hours)
  • Browser type and version
  • Operating system
  • Referring URL (what site you came from)
  • Pages visited and time spent
  • General geographic region (country/city, not precise location)

2b. Information You Provide

If you subscribe to our newsletter, we collect your email address. This is entirely optional. We use this solely to send hardware tips and site updates — never for advertising third-party products.

2c. Calculator Usage Data

The CPU, GPU, and settings you choose in our calculator are processed entirely in your browser. These selections are not sent to our servers and are not stored beyond your current session unless you explicitly use the "Save Build" feature (which uses browser Local Storage — see Section 4).

3. Cookies & Tracking

We use a minimal set of cookies and do not use cross-site tracking cookies.

Essential Cookies

Used only for core site functionality. These cannot be disabled without breaking the site.

  • Session continuity
  • CSRF protection (if forms are used)

Analytics Cookies

We use privacy-respecting analytics (Vercel Analytics or equivalent) to understand aggregate page traffic. No personal identifiers are stored.

  • Page view counts
  • Popular hardware searches (aggregated)
  • Error rate monitoring

Affiliate Cookies

When you click an Amazon affiliate link, Amazon may set cookies to track the purchase for commission attribution. This is governed by Amazon's Privacy Policy, not ours.

  • Amazon Associates tracking (only when you click a Buy link)

4. Browser Local Storage

When you save a build using the "Save Build" feature, that data is written to your browser's localStorage. This means:

  • The data stays on your device — we never receive it
  • It persists across browser sessions until you clear your browser data
  • It is not shared between devices or browsers
  • You can delete it at any time by clearing your browser's site data for our domain

To clear your saved builds: Open browser DevTools → Application → Local Storage → delete entries prefixed with pcb-.

5. Amazon Associates Disclosure

PC Bottleneck Calculator is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com.

When you click a "Check Price on Amazon" link and make a purchase, we may receive a commission. This comes at no extra cost to you and helps fund the development and hosting of this free tool.

Our affiliate relationships do not influence our hardware rankings, bottleneck calculations, or editorial recommendations. We never prioritize products based on commission rates.

6. How We Use Your Data

The minimal data we do collect is used only to:

  • Understand aggregate traffic patterns to improve site performance
  • Monitor error rates and fix bugs quickly
  • Send newsletter updates to subscribers who explicitly opted in
  • Identify and prevent malicious API abuse

7. Data Sharing & Third Parties

We do not sell, rent, or trade your personal information to third parties. We may share anonymized, aggregate data (e.g., "RTX 4070 was searched 12,000 times this month") for public reporting.

Third-party services we use:

VercelHosting and edge delivery. Subject to Vercel's Privacy Policy.
Amazon AssociatesAffiliate link tracking when you click Buy links. Subject to Amazon's Privacy Policy.
Mailchimp (optional)Newsletter delivery if you subscribe. You can unsubscribe at any time.

8. Your Rights

Depending on your location, you may have the right to:

  • Access the personal data we hold about you (which is minimal)
  • Request deletion of your data (newsletter unsubscribe, browser data clear)
  • Opt out of analytics collection (use a browser extension like uBlock Origin)
  • Request a copy of your data in a portable format

To exercise any of these rights, contact us via the link in our footer.

9. Children's Privacy

Our Service is not directed to children under the age of 13. We do not knowingly collect personal information from children. If you believe we have inadvertently collected such information, please contact us immediately and we will delete it.

10. Changes to This Policy

We may update this Privacy Policy periodically. We will update the "Last updated" date at the top of this page when we do. Continued use of the Service after changes constitutes acceptance of the new policy.

Questions about this policy?

Contact us via the link in our footer. We aim to respond within 48 business hours.