Privacy Policy
Last updated: November 2025
Introduction
Welcome to Calchub.
We provide simple online calculators and tools designed to help users work out everyday figures quickly and easily.
This Privacy Policy explains how we collect, use and protect your information when you use calchub.co.uk.
We are committed to protecting your privacy and complying with UK data protection laws including the UK GDPR and Data Protection Act 2018.
By using this site, you agree to the terms in this policy.
Information We Collect
1. Data you provide voluntarily
Some calculators may include optional forms such as:
Email submissions (e.g. “send my results by email”)
– Contact forms
– Information you may provide includes:
– Email address
– Name (optional)
– Any message you include
2. Automatically collected data
When you use the site, we may collect:
– IP address
– Browser type
– Device type
– Pages visited
– Time spent on site
This is standard analytics data.
3. Cookies and similar technologies
We use cookies for:
– Site functionality
– Analytics
– Ad personalisation (Google AdSense)
You can control cookies at any time. See our Cookie Policy for details.
How We Use Your Information
We use the information collected to:
– Operate and improve our calculators
– Send requested emails (e.g. calculator results)
– Measure site performance
– Display relevant adverts through Google AdSense
– Comply with legal obligations
We never sell your data to third-party marketers.
Google AdSense & Advertising Partners
Calchub uses Google AdSense to display ads.
Google may use cookies such as:
– AdSense cookies
– DoubleClick cookie
– Ad personalisation identifiers
These allow Google and its partners to:
– Serve personalised or non-personalised ads
– Measure advertising performance
– Prevent ad fraud
You can learn more or opt out of personalised ads here: https://www.google.com/settings/ads
Legal Basis for Processing (UK GDPR)
We process personal data based on:
– Consent – for email submission and analytics cookies
– Legitimate interest – running and improving the site
– Legal obligation – complying with UK law
Data Storage & Security
We take reasonable measures to protect your data including:
– Secure server hosting
– Encryption where appropriate
– Limited access controls
We retain data only as long as necessary for the purpose it was collected.
Your Rights
Under UK GDPR, you have the right to:
– Access your data
– Correct inaccurate data
– Request deletion
– Withdraw consent
– Object to processing
– Lodge a complaint with the ICO
You can exercise your rights by contacting us.
Contact Us
If you have questions about this Privacy Policy or want to exercise your data rights:
Email: info [at] calchub.co.uk
Last updated: November 2025
Introduction
Welcome to Calchub.
We provide simple online calculators and tools designed to help users work out everyday figures quickly and easily.
This Privacy Policy explains how we collect, use and protect your information when you use calchub.co.uk.
We are committed to protecting your privacy and complying with UK data protection laws including the UK GDPR and Data Protection Act 2018.
By using this site, you agree to the terms in this policy.
Information We Collect
1. Data you provide voluntarily
Some calculators may include optional forms such as:
Email submissions (e.g. “send my results by email”)
– Contact forms
– Information you may provide includes:
– Email address
– Name (optional)
– Any message you include
2. Automatically collected data
When you use the site, we may collect:
– IP address
– Browser type
– Device type
– Pages visited
– Time spent on site
This is standard analytics data.
3. Cookies and similar technologies
We use cookies for:
– Site functionality
– Analytics
– Ad personalisation (Google AdSense)
You can control cookies at any time. See our Cookie Policy for details.
How We Use Your Information
We use the information collected to:
– Operate and improve our calculators
– Send requested emails (e.g. calculator results)
– Measure site performance
– Display relevant adverts through Google AdSense
– Comply with legal obligations
We never sell your data to third-party marketers.
Google AdSense & Advertising Partners
Calchub uses Google AdSense to display ads.
Google may use cookies such as:
– AdSense cookies
– DoubleClick cookie
– Ad personalisation identifiers
These allow Google and its partners to:
– Serve personalised or non-personalised ads
– Measure advertising performance
– Prevent ad fraud
You can learn more or opt out of personalised ads here: https://www.google.com/settings/ads
Legal Basis for Processing (UK GDPR)
We process personal data based on:
– Consent – for email submission and analytics cookies
– Legitimate interest – running and improving the site
– Legal obligation – complying with UK law
Data Storage & Security
We take reasonable measures to protect your data including:
– Secure server hosting
– Encryption where appropriate
– Limited access controls
We retain data only as long as necessary for the purpose it was collected.
Your Rights
Under UK GDPR, you have the right to:
– Access your data
– Correct inaccurate data
– Request deletion
– Withdraw consent
– Object to processing
– Lodge a complaint with the ICO
You can exercise your rights by contacting us.
Contact Us
If you have questions about this Privacy Policy or want to exercise your data rights:
Email: info [at] calchub.co.uk